{"id":53226,"date":"2026-05-15T09:51:26","date_gmt":"2026-05-15T09:51:26","guid":{"rendered":"https:\/\/zobai.com\/?page_id=53226"},"modified":"2026-05-15T09:53:04","modified_gmt":"2026-05-15T09:53:04","slug":"lpg","status":"publish","type":"page","link":"https:\/\/zobai.com\/ar\/applications\/lpg\/","title":{"rendered":"\u063a\u0627\u0632 \u0628\u062a\u0631\u0648\u0644 \u0645\u0633\u0627\u0644"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"53226\" class=\"elementor elementor-53226\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7b09fdf2 e-con-full e-flex cmsmasters-bg-hide-none cmsmasters-bg-hide-none cmsmasters-block-default e-con e-parent\" data-id=\"7b09fdf2\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-3edb6530 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"3edb6530\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-65c40b09 cmsmasters-breadcrumbs-alignment-left cmsmasters-breadcrumbs-type-rank cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-cmsmasters-breadcrumbs cmsmasters-widget-breadcrumbs\" data-id=\"65c40b09\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"cmsmasters-breadcrumbs.default\">\n\t\t\t\t\t<div class=\"cmsmasters-widget-breadcrumbs__container\"><div class=\"cmsmasters-widget-breadcrumbs__content\"><nav aria-label=\"breadcrumbs\" class=\"rank-math-breadcrumb\"><p><span class=\"last\">Home<\/span><\/p><\/nav><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-21b3c97d elementor-widget__width-initial cmsmasters-block-default cmsmasters-sticky-default elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"21b3c97d\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;cmsmasters-fade-in-up&quot;,&quot;_animation_delay&quot;:150}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">LPG Safety Valves for Propane, Butane, Storage, Loading and Vaporizer Systems<\/h1>\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-18dd57fe e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"18dd57fe\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a3d3557 cmsmasters-button-mobile-align-center cmsmasters-icon-arrangement-together cmsmasters-block-default cmsmasters-sticky-default elementor-invisible elementor-widget elementor-widget-cmsmasters-button\" data-id=\"a3d3557\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;cmsmasters-pop-in&quot;,&quot;_animation_delay&quot;:300}\" data-widget_type=\"cmsmasters-button.default\">\n\t\t\t\t\t<div class=\"elementor-widget-cmsmasters-button__button-container\"><div class=\"elementor-widget-cmsmasters-button__button-container-inner\"><a href=\"https:\/\/zobai.com\/ar\/?page_id=48437\" class=\"cmsmasters-button-link elementor-widget-cmsmasters-button__button cmsmasters-icon-view-default cmsmasters-icon-shape- cmsmasters-button-size-sm\" role=\"button\" tabindex=\"0\"><span class=\"elementor-widget-cmsmasters-button__content-wrapper cmsmasters-align-icon-right\"><span class=\"elementor-widget-cmsmasters-button__icon\"><i aria-hidden=\"true\" class=\"cmsmsdemo-icon- cmsms-demo-icon-arrows-1\"><\/i><\/span><span class=\"elementor-widget-cmsmasters-button__text\">CONTACT SALES<\/span><\/span><\/a><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-69950712 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"69950712\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-7bd339ea e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"7bd339ea\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1bbc4187 e-con-full cmsmasters-effect cmsmasters-effect-type-transform e-flex cmsmasters-effect-hover-type-element cmsmasters-block-default e-con e-child\" data-id=\"1bbc4187\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;position&quot;:&quot;absolute&quot;,&quot;cms_transform_hover_type&quot;:&quot;element&quot;}\">\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7d58ec80 e-con-full e-flex cmsmasters-block-default e-con e-parent\" data-id=\"7d58ec80\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-35b73e85 cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-html\" data-id=\"35b73e85\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<style>\r\n  .zobai-lpg-page {\r\n    --z-green: #0fad87;\r\n    --z-green-dark: #087761;\r\n    --z-ink: #20242a;\r\n    --z-muted: #66727f;\r\n    --z-bg: #f3f4f5;\r\n    --z-card: #ffffff;\r\n    --z-line: #e3e8ec;\r\n    --z-soft: #eef8f5;\r\n    --z-dark: #102522;\r\n    --z-radius: 22px;\r\n    font-family: inherit;\r\n    color: var(--z-ink);\r\n    background: var(--z-bg);\r\n  }\r\n\r\n  .zobai-lpg-page * { box-sizing: border-box; }\r\n\r\n  .zobai-lpg-section {\r\n    max-width: 100%;\r\n    margin: 0 auto;\r\n    padding: 88px 80px;\r\n  }\r\n\r\n  .zobai-lpg-section-soft { background: #f8faf9; }\r\n\r\n  .zobai-lpg-eyebrow {\r\n    display: inline-flex;\r\n    align-items: center;\r\n    gap: 8px;\r\n    color: var(--z-green);\r\n    font-size: 13px;\r\n    font-weight: 800;\r\n    letter-spacing: 0.14em;\r\n    text-transform: uppercase;\r\n    margin-bottom: 18px;\r\n  }\r\n\r\n  .zobai-lpg-eyebrow:before {\r\n    content: \"\u203a\u203a\u203a\";\r\n    color: var(--z-green);\r\n    font-size: 20px;\r\n    letter-spacing: -2px;\r\n  }\r\n\r\n  .zobai-lpg-title {\r\n    font-size: clamp(34px, 5vw, 76px);\r\n    line-height: 1.04;\r\n    letter-spacing: -0.04em;\r\n    margin: 0 0 26px;\r\n    color: var(--z-ink);\r\n    max-width: 1120px;\r\n  }\r\n\r\n  .zobai-lpg-lead {\r\n    font-size: clamp(17px, 1.5vw, 21px);\r\n    line-height: 1.75;\r\n    color: #35404a;\r\n    max-width: 1120px;\r\n    margin: 0 0 34px;\r\n  }\r\n\r\n  .zobai-lpg-grid {\r\n    display: grid;\r\n    grid-template-columns: repeat(12, 1fr);\r\n    gap: 28px;\r\n  }\r\n\r\n  .zobai-lpg-span-4 { grid-column: span 4; }\r\n  .zobai-lpg-span-5 { grid-column: span 5; }\r\n  .zobai-lpg-span-6 { grid-column: span 6; }\r\n  .zobai-lpg-span-7 { grid-column: span 7; }\r\n  .zobai-lpg-span-12 { grid-column: span 12; }\r\n\r\n  .zobai-lpg-card,\r\n  .zobai-lpg-case {\r\n    background: var(--z-card);\r\n    border: 1px solid var(--z-line);\r\n    border-radius: var(--z-radius);\r\n    padding: 30px;\r\n    box-shadow: 0 14px 38px rgba(18, 31, 42, 0.06);\r\n  }\r\n\r\n  .zobai-lpg-card h2,\r\n  .zobai-lpg-card h3,\r\n  .zobai-lpg-case h3 {\r\n    margin: 0 0 14px;\r\n    color: var(--z-ink);\r\n  }\r\n\r\n  .zobai-lpg-card h3,\r\n  .zobai-lpg-case h3 {\r\n    font-size: 24px;\r\n    line-height: 1.25;\r\n  }\r\n\r\n  .zobai-lpg-card p,\r\n  .zobai-lpg-case p {\r\n    font-size: 16px;\r\n    line-height: 1.72;\r\n    color: #48525d;\r\n    margin: 0 0 16px;\r\n  }\r\n\r\n  .zobai-lpg-card p:last-child,\r\n  .zobai-lpg-case p:last-child { margin-bottom: 0; }\r\n\r\n  .zobai-lpg-hero-panel {\r\n    background: linear-gradient(135deg, #09201d 0%, #0b3c34 48%, #0f8a6d 100%);\r\n    border-radius: 34px;\r\n    color: #fff;\r\n    padding: 50px;\r\n    position: relative;\r\n    overflow: hidden;\r\n  }\r\n\r\n  .zobai-lpg-hero-panel:after {\r\n    content: \"\";\r\n    position: absolute;\r\n    width: 360px;\r\n    height: 360px;\r\n    border-radius: 50%;\r\n    right: -150px;\r\n    top: -170px;\r\n    background: rgba(255,255,255,0.08);\r\n  }\r\n\r\n  .zobai-lpg-hero-panel h2 {\r\n    color: #fff;\r\n    font-size: clamp(34px, 4.6vw, 66px);\r\n    line-height: 1.06;\r\n    letter-spacing: -0.04em;\r\n    margin: 0 0 22px;\r\n    position: relative;\r\n    z-index: 1;\r\n  }\r\n\r\n  .zobai-lpg-hero-panel p {\r\n    color: rgba(255,255,255,0.88);\r\n    line-height: 1.75;\r\n    font-size: 18px;\r\n    max-width: 980px;\r\n    margin: 0;\r\n    position: relative;\r\n    z-index: 1;\r\n  }\r\n\r\n  .zobai-lpg-kpi {\r\n    display: grid;\r\n    grid-template-columns: repeat(4, 1fr);\r\n    gap: 14px;\r\n    margin-top: 34px;\r\n    position: relative;\r\n    z-index: 1;\r\n  }\r\n\r\n  .zobai-lpg-kpi-item {\r\n    border: 1px solid rgba(255,255,255,0.18);\r\n    background: rgba(255,255,255,0.08);\r\n    border-radius: 20px;\r\n    padding: 22px;\r\n  }\r\n\r\n  .zobai-lpg-kpi-item strong {\r\n    display: block;\r\n    color: #a9f4df;\r\n    font-size: 13px;\r\n    letter-spacing: 0.08em;\r\n    text-transform: uppercase;\r\n    margin-bottom: 10px;\r\n  }\r\n\r\n  .zobai-lpg-kpi-item span {\r\n    display: block;\r\n    color: #fff;\r\n    font-size: 20px;\r\n    line-height: 1.28;\r\n    font-weight: 850;\r\n  }\r\n\r\n  .zobai-lpg-flow {\r\n    display: grid;\r\n    gap: 16px;\r\n    margin-top: 28px;\r\n  }\r\n\r\n  .zobai-lpg-flow-item {\r\n    display: grid;\r\n    grid-template-columns: 90px 1fr;\r\n    gap: 20px;\r\n    background: #fff;\r\n    border: 1px solid var(--z-line);\r\n    border-radius: 22px;\r\n    padding: 24px;\r\n    box-shadow: 0 12px 30px rgba(18, 31, 42, 0.04);\r\n  }\r\n\r\n  .zobai-lpg-flow-num {\r\n    width: 64px;\r\n    height: 64px;\r\n    border-radius: 18px;\r\n    background: var(--z-soft);\r\n    color: var(--z-green-dark);\r\n    display: flex;\r\n    align-items: center;\r\n    justify-content: center;\r\n    font-size: 22px;\r\n    font-weight: 900;\r\n  }\r\n\r\n  .zobai-lpg-flow-item h3 {\r\n    margin: 0 0 8px;\r\n    font-size: 24px;\r\n    color: var(--z-ink);\r\n  }\r\n\r\n  .zobai-lpg-flow-item p {\r\n    margin: 0;\r\n    color: #4d5863;\r\n    line-height: 1.68;\r\n  }\r\n\r\n  .zobai-lpg-table-wrap {\r\n    overflow-x: auto;\r\n    border-radius: 20px;\r\n    border: 1px solid var(--z-line);\r\n    background: #fff;\r\n    box-shadow: 0 14px 34px rgba(18, 31, 42, 0.04);\r\n  }\r\n\r\n  .zobai-lpg-table {\r\n    width: 100%;\r\n    border-collapse: collapse;\r\n    min-width: 980px;\r\n    font-size: 15px;\r\n  }\r\n\r\n  .zobai-lpg-table th {\r\n    background: #102522;\r\n    color: #fff;\r\n    padding: 17px 18px;\r\n    text-align: left;\r\n    font-weight: 850;\r\n    white-space: nowrap;\r\n  }\r\n\r\n  .zobai-lpg-table td {\r\n    padding: 17px 18px;\r\n    border-bottom: 1px solid var(--z-line);\r\n    color: #3d4953;\r\n    vertical-align: top;\r\n    line-height: 1.55;\r\n  }\r\n\r\n  .zobai-lpg-table tr:nth-child(even) td { background: #fbfcfc; }\r\n  .zobai-lpg-table tr:last-child td { border-bottom: 0; }\r\n\r\n  .zobai-lpg-list {\r\n    display: grid;\r\n    gap: 12px;\r\n    margin: 20px 0 0;\r\n    padding: 0;\r\n    list-style: none;\r\n  }\r\n\r\n  .zobai-lpg-list li {\r\n    position: relative;\r\n    padding-left: 30px;\r\n    color: #48525d;\r\n    line-height: 1.62;\r\n  }\r\n\r\n  .zobai-lpg-list li:before {\r\n    content: \"\u2713\";\r\n    position: absolute;\r\n    left: 0;\r\n    top: 0;\r\n    color: var(--z-green);\r\n    font-weight: 900;\r\n  }\r\n\r\n  .zobai-lpg-case {\r\n    border-radius: 24px;\r\n    padding: 28px;\r\n  }\r\n\r\n  .zobai-lpg-case-top {\r\n    display: flex;\r\n    justify-content: space-between;\r\n    gap: 16px;\r\n    align-items: flex-start;\r\n    margin-bottom: 18px;\r\n  }\r\n\r\n  .zobai-lpg-case-tag {\r\n    display: inline-flex;\r\n    align-items: center;\r\n    white-space: nowrap;\r\n    border-radius: 999px;\r\n    background: var(--z-soft);\r\n    color: var(--z-green-dark);\r\n    padding: 8px 12px;\r\n    font-size: 13px;\r\n    font-weight: 850;\r\n  }\r\n\r\n  .zobai-lpg-case-data {\r\n    display: grid;\r\n    grid-template-columns: repeat(2, 1fr);\r\n    gap: 10px 18px;\r\n    margin: 18px 0;\r\n    padding: 18px;\r\n    border-radius: 18px;\r\n    background: #f8fbfa;\r\n    border: 1px solid #dcebe7;\r\n  }\r\n\r\n  .zobai-lpg-case-data div {\r\n    color: #42505b;\r\n    line-height: 1.5;\r\n    font-size: 14px;\r\n  }\r\n\r\n  .zobai-lpg-case-data b { color: var(--z-ink); }\r\n\r\n  .zobai-lpg-chip-row {\r\n    display: flex;\r\n    flex-wrap: wrap;\r\n    gap: 10px;\r\n    margin-top: 22px;\r\n  }\r\n\r\n  .zobai-lpg-chip {\r\n    display: inline-flex;\r\n    align-items: center;\r\n    border: 1px solid #cde6df;\r\n    background: #f5fffb;\r\n    color: #0a6d5b;\r\n    border-radius: 999px;\r\n    padding: 9px 14px;\r\n    font-size: 14px;\r\n    font-weight: 700;\r\n  }\r\n\r\n  .zobai-lpg-link-grid {\r\n    display: grid;\r\n    grid-template-columns: repeat(3, 1fr);\r\n    gap: 14px;\r\n    margin-top: 24px;\r\n  }\r\n\r\n  .zobai-lpg-link-card {\r\n    display: block;\r\n    text-decoration: none;\r\n    background: #fff;\r\n    border: 1px solid var(--z-line);\r\n    border-radius: 18px;\r\n    padding: 20px;\r\n    transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;\r\n  }\r\n\r\n  .zobai-lpg-link-card:hover {\r\n    transform: translateY(-2px);\r\n    border-color: #a7ded1;\r\n    box-shadow: 0 14px 34px rgba(18,31,42,0.08);\r\n  }\r\n\r\n  .zobai-lpg-link-card strong {\r\n    display: block;\r\n    color: var(--z-ink);\r\n    font-size: 17px;\r\n    margin-bottom: 8px;\r\n  }\r\n\r\n  .zobai-lpg-link-card span {\r\n    display: block;\r\n    color: #5d6873;\r\n    line-height: 1.55;\r\n    font-size: 14px;\r\n  }\r\n\r\n  .zobai-lpg-accordion { display: grid; gap: 14px; }\r\n\r\n  .zobai-lpg-acc-item {\r\n    background: #fff;\r\n    border: 1px solid var(--z-line);\r\n    border-radius: 18px;\r\n    overflow: hidden;\r\n  }\r\n\r\n  .zobai-lpg-acc-btn {\r\n    width: 100%;\r\n    border: 0;\r\n    background: #fff;\r\n    padding: 22px 24px;\r\n    display: flex;\r\n    justify-content: space-between;\r\n    align-items: center;\r\n    text-align: left;\r\n    cursor: pointer;\r\n    color: var(--z-ink);\r\n    font-size: 18px;\r\n    font-weight: 850;\r\n  }\r\n\r\n  .zobai-lpg-acc-btn span {\r\n    width: 34px;\r\n    height: 34px;\r\n    border-radius: 50%;\r\n    background: var(--z-soft);\r\n    color: var(--z-green-dark);\r\n    display: inline-flex;\r\n    align-items: center;\r\n    justify-content: center;\r\n    flex: 0 0 34px;\r\n    margin-left: 16px;\r\n    transition: transform 0.2s ease;\r\n  }\r\n\r\n  .zobai-lpg-acc-item.is-open .zobai-lpg-acc-btn span { transform: rotate(45deg); }\r\n\r\n  .zobai-lpg-acc-body {\r\n    display: none;\r\n    padding: 0 24px 24px;\r\n    color: #4a5661;\r\n    line-height: 1.72;\r\n    font-size: 16px;\r\n  }\r\n\r\n  .zobai-lpg-acc-item.is-open .zobai-lpg-acc-body { display: block; }\r\n\r\n  .zobai-lpg-rfq {\r\n    background: linear-gradient(135deg, #09201d 0%, #0d6f5d 100%);\r\n    border-radius: 34px;\r\n    padding: 48px;\r\n    color: #fff;\r\n    display: grid;\r\n    grid-template-columns: 1.05fr 0.95fr;\r\n    gap: 36px;\r\n    align-items: center;\r\n  }\r\n\r\n  .zobai-lpg-rfq h2 {\r\n    font-size: clamp(32px, 4vw, 56px);\r\n    line-height: 1.08;\r\n    letter-spacing: -0.04em;\r\n    color: #fff;\r\n    margin: 0 0 18px;\r\n  }\r\n\r\n  .zobai-lpg-rfq p {\r\n    color: rgba(255,255,255,0.86);\r\n    line-height: 1.72;\r\n    font-size: 17px;\r\n    margin: 0 0 24px;\r\n  }\r\n\r\n  .zobai-lpg-rfq-box {\r\n    background: rgba(255,255,255,0.10);\r\n    border: 1px solid rgba(255,255,255,0.18);\r\n    border-radius: 24px;\r\n    padding: 26px;\r\n  }\r\n\r\n  .zobai-lpg-rfq-box h3 {\r\n    color: #fff;\r\n    font-size: 22px;\r\n    margin: 0 0 16px;\r\n  }\r\n\r\n  .zobai-lpg-rfq-grid {\r\n    display: grid;\r\n    grid-template-columns: 1fr 1fr;\r\n    gap: 10px;\r\n  }\r\n\r\n  .zobai-lpg-rfq-item {\r\n    background: rgba(255,255,255,0.10);\r\n    border-radius: 14px;\r\n    padding: 12px 14px;\r\n    color: rgba(255,255,255,0.92);\r\n    font-size: 14px;\r\n    font-weight: 700;\r\n  }\r\n\r\n  .zobai-lpg-btn-row {\r\n    display: flex;\r\n    flex-wrap: wrap;\r\n    gap: 14px;\r\n  }\r\n\r\n  .zobai-lpg-btn {\r\n    display: inline-flex;\r\n    align-items: center;\r\n    justify-content: center;\r\n    min-height: 48px;\r\n    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@media (max-width: 640px) {\r\n    .zobai-lpg-section { padding: 58px 18px; }\r\n\r\n    .zobai-lpg-card,\r\n    .zobai-lpg-hero-panel,\r\n    .zobai-lpg-rfq,\r\n    .zobai-lpg-case {\r\n      padding: 26px 20px;\r\n      border-radius: 24px;\r\n    }\r\n\r\n    .zobai-lpg-flow-item { grid-template-columns: 1fr; }\r\n    .zobai-lpg-case-top { flex-direction: column; }\r\n    .zobai-lpg-case-data { grid-template-columns: 1fr; }\r\n    .zobai-lpg-rfq-grid { grid-template-columns: 1fr; }\r\n  }\r\n<\/style>\r\n\r\n<div class=\"zobai-lpg-page\">\r\n\r\n  <section class=\"zobai-lpg-section\">\r\n    <div class=\"zobai-lpg-hero-panel\">\r\n      <div class=\"zobai-lpg-eyebrow\">LPG Pressure Relief Service<\/div>\r\n      <h2>LPG Safety Valves for Propane, Butane, Storage, Loading and Vaporizer Systems<\/h2>\r\n      <p>\r\n        LPG safety valves protect propane, butane and LPG mixed-service systems including storage bullets, spheres, terminal tanks, pump discharge lines, transfer skids, truck loading racks, railcar unloading stations, vaporizers, pressure reducing stations, cylinder filling systems, autogas skids, fuel gas packages and marine LPG systems from overpressure. Correct selection starts with LPG composition, vapor pressure, protected equipment MAWP, set pressure, fire case, blocked outlet, thermal expansion of trapped liquid, pump deadhead, vaporizer failure, required capacity, relieving temperature, back pressure, discharge destination, material compatibility, seat tightness, safe venting and required inspection documents.\r\n      <\/p>\r\n\r\n      <div class=\"zobai-lpg-kpi\">\r\n        <div class=\"zobai-lpg-kpi-item\">\r\n          <strong>Core Equipment<\/strong>\r\n          <span>Storage bullets, spheres, pumps, vaporizers, loading skids and LPG terminals<\/span>\r\n        <\/div>\r\n        <div class=\"zobai-lpg-kpi-item\">\r\n          <strong>Key Relief Cases<\/strong>\r\n          <span>Fire exposure, thermal expansion, pump deadhead, blocked outlet and PRV failure<\/span>\r\n        <\/div>\r\n        <div class=\"zobai-lpg-kpi-item\">\r\n          <strong>Engineering Focus<\/strong>\r\n          <span>Vapor pressure, flashing liquid, large fire load, vent routing and seat tightness<\/span>\r\n        <\/div>\r\n        <div class=\"zobai-lpg-kpi-item\">\r\n          <strong>RFQ Output<\/strong>\r\n          <span>Datasheet, sizing basis, material certificates, calibration and pressure test reports<\/span>\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-lpg-section zobai-lpg-section-soft\">\r\n    <div class=\"zobai-lpg-eyebrow\">LPG Applications<\/div>\r\n    <h2 class=\"zobai-lpg-title\">Where LPG Safety Valves Are Used<\/h2>\r\n    <p class=\"zobai-lpg-lead\">\r\n      LPG relief service is different from ordinary gas service because the system can contain pressurized liquid, saturated vapor, flashing two-phase flow and high fire-case vapor generation. A correct valve selection must consider whether the valve relieves liquid LPG, vapor LPG, or flashing liquid-vapor mixture.\r\n    <\/p>\r\n\r\n    <div class=\"zobai-lpg-grid\">\r\n      <div class=\"zobai-lpg-card zobai-lpg-span-4\">\r\n        <h3>LPG Storage Bullets and Spheres<\/h3>\r\n        <p>\r\n          Used on aboveground bullets, mounded vessels, spheres, buffer tanks and terminal storage systems. Selection should review vessel MAWP, LPG composition, fire exposure, vapor generation, multiple valve arrangement, isolation policy and discharge to safe vent or flare.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-card zobai-lpg-span-4\">\r\n        <h3>Truck, Railcar and Marine Loading Systems<\/h3>\r\n        <p>\r\n          Used on loading arms, unloading lines, transfer hoses, ESD-isolated sections and terminal manifolds. Thermal relief is critical when liquid LPG can be trapped between closed valves after loading, unloading or emergency shutdown.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-card zobai-lpg-span-4\">\r\n        <h3>LPG Pump and Transfer Skids<\/h3>\r\n        <p>\r\n          Used on transfer pumps, booster pumps, recirculation lines, metering skids and pump discharge headers. Relief review should include pump curve, shutoff head, blocked discharge, minimum flow failure, vibration and return-line back pressure.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-card zobai-lpg-span-4\">\r\n        <h3>LPG Vaporizers and Regulator Stations<\/h3>\r\n        <p>\r\n          Used on water bath vaporizers, electric vaporizers, steam-heated vaporizers, pressure reducing skids and fuel gas stations. Selection should review vaporizer outlet blockage, regulator failed open, liquid carryover and downstream design pressure.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-card zobai-lpg-span-4\">\r\n        <h3>Cylinder Filling and Autogas Systems<\/h3>\r\n        <p>\r\n          Used on cylinder filling manifolds, weighing skids, autogas dispensers, small LPG tanks and commercial fuel systems. Valve selection should consider frequent isolation, small trapped liquid volumes, operator exposure and safe discharge location.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-card zobai-lpg-span-4\">\r\n        <h3>Industrial Fuel Gas and Process LPG Systems<\/h3>\r\n        <p>\r\n          Used on LPG fuel gas packages, burners, heaters, dryers, kilns, ovens and process gas systems. Relief cases include regulator failure, liquid expansion, blocked vapor outlet, fire case and vaporizer overpressure.\r\n        <\/p>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-lpg-section\">\r\n    <div class=\"zobai-lpg-eyebrow\">Relief Case Analysis<\/div>\r\n    <h2 class=\"zobai-lpg-title\">LPG Safety Valve Selection Starts With Fire Case, Thermal Relief and Phase Behavior<\/h2>\r\n    <p class=\"zobai-lpg-lead\">\r\n      LPG systems can overpressure through external fire, heat input, liquid thermal expansion, pump deadhead, regulator failure, vaporizer upset or blocked outlet. The same system may need both large-capacity vessel PSVs and small thermal relief valves for blocked-in liquid sections.\r\n    <\/p>\r\n\r\n    <div class=\"zobai-lpg-flow\">\r\n      <div class=\"zobai-lpg-flow-item\">\r\n        <div class=\"zobai-lpg-flow-num\">01<\/div>\r\n        <div>\r\n          <h3>External Fire Exposure<\/h3>\r\n          <p>\r\n            LPG storage vessels and process vessels may require large vapor relief capacity during external fire exposure. Fire-case sizing should review vessel wetted area, LPG composition, relieving pressure, vapor generation, discharge routing and simultaneous relief loads.\r\n          <\/p>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-flow-item\">\r\n        <div class=\"zobai-lpg-flow-num\">02<\/div>\r\n        <div>\r\n          <h3>Blocked-In Liquid Thermal Expansion<\/h3>\r\n          <p>\r\n            Liquid LPG trapped between closed valves can build pressure rapidly as temperature rises. Thermal relief should be reviewed on loading arms, transfer hoses, pump lines, vaporizer inlet lines, sample lines and bypass sections.\r\n          <\/p>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-flow-item\">\r\n        <div class=\"zobai-lpg-flow-num\">03<\/div>\r\n        <div>\r\n          <h3>Pump Deadhead or Blocked Discharge<\/h3>\r\n          <p>\r\n            LPG transfer pumps can overpressure downstream piping when the outlet is closed or minimum-flow path is blocked. Valve sizing should use pump curve, shutoff head, maximum flow and return-line pressure.\r\n          <\/p>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-flow-item\">\r\n        <div class=\"zobai-lpg-flow-num\">04<\/div>\r\n        <div>\r\n          <h3>Vaporizer Outlet Blockage<\/h3>\r\n          <p>\r\n            A vaporizer can continue generating vapor while the gas outlet is restricted. Relief review should include heat input, liquid feed rate, outlet pressure, downstream gas header rating and possible liquid carryover.\r\n          <\/p>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-flow-item\">\r\n        <div class=\"zobai-lpg-flow-num\">05<\/div>\r\n        <div>\r\n          <h3>Pressure Regulator Failed Open<\/h3>\r\n          <p>\r\n            When an LPG pressure regulator fails open, downstream equipment may be exposed to higher upstream pressure. The downstream safety valve should be sized from failed-open flow, not normal gas consumption only.\r\n          <\/p>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-flow-item\">\r\n        <div class=\"zobai-lpg-flow-num\">06<\/div>\r\n        <div>\r\n          <h3>Flashing Liquid and Two-Phase Relief<\/h3>\r\n          <p>\r\n            Liquid LPG may flash as pressure drops through the relief valve. Flashing behavior affects valve capacity, outlet piping, back pressure, cold plume formation, noise and safe discharge design.\r\n          <\/p>\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-lpg-section zobai-lpg-section-soft\">\r\n    <div class=\"zobai-lpg-eyebrow\">Application Case Data<\/div>\r\n    <h2 class=\"zobai-lpg-title\">LPG Safety Valve Application Cases with Typical RFQ Data<\/h2>\r\n    <p class=\"zobai-lpg-lead\">\r\n      These cases show how LPG relief valve requirements are commonly described before model selection. Final sizing must be confirmed by LPG composition, protected equipment datasheet, relief scenario, required capacity, discharge system review and applicable project standard.\r\n    <\/p>\r\n\r\n    <div class=\"zobai-lpg-grid\">\r\n      <div class=\"zobai-lpg-case zobai-lpg-span-6\">\r\n        <div class=\"zobai-lpg-case-top\">\r\n          <h3>Case 1: LPG Storage Bullet Fire Case Safety Valve<\/h3>\r\n          <span class=\"zobai-lpg-case-tag\">Storage Vessel Fire Case<\/span>\r\n        <\/div>\r\n        <div class=\"zobai-lpg-case-data\">\r\n          <div><b>Protected equipment:<\/b> LPG storage bullet or pressure vessel<\/div>\r\n          <div><b>Medium:<\/b> Propane, butane or LPG mixture<\/div>\r\n          <div><b>Set pressure:<\/b> Vessel MAWP-based value<\/div>\r\n          <div><b>Relief cause:<\/b> External fire exposure or blocked vapor outlet<\/div>\r\n          <div><b>Required capacity:<\/b> Fire case vapor generation basis<\/div>\r\n          <div><b>Discharge:<\/b> Vent stack, flare header or approved safe relief system<\/div>\r\n          <div><b>Valve review:<\/b> Large-capacity spring-loaded or pilot operated PSV<\/div>\r\n          <div><b>Key review:<\/b> Wetted area, simultaneous relief, back pressure, safe vent height and multiple valve arrangement<\/div>\r\n        <\/div>\r\n        <p>\r\n          LPG storage fire case relief can control valve size. The discharge system must handle the full relief load without creating unsafe back pressure or vapor cloud hazards.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-case zobai-lpg-span-6\">\r\n        <div class=\"zobai-lpg-case-top\">\r\n          <h3>Case 2: Blocked-In LPG Loading Line Thermal Relief Valve<\/h3>\r\n          <span class=\"zobai-lpg-case-tag\">Thermal Relief<\/span>\r\n        <\/div>\r\n        <div class=\"zobai-lpg-case-data\">\r\n          <div><b>Protected equipment:<\/b> Loading arm, transfer hose or isolated liquid line<\/div>\r\n          <div><b>Medium:<\/b> Liquid LPG with flashing vapor during relief<\/div>\r\n          <div><b>Set pressure:<\/b> Below protected piping design pressure<\/div>\r\n          <div><b>Relief cause:<\/b> Liquid thermal expansion between closed valves<\/div>\r\n          <div><b>Required data:<\/b> Trapped volume, pipe size, temperature range and insulation condition<\/div>\r\n          <div><b>Discharge:<\/b> Return to storage, suction line, flare, vent or closed collection<\/div>\r\n          <div><b>Valve review:<\/b> LPG thermal relief valve with tight shutoff<\/div>\r\n          <div><b>Key review:<\/b> Flashing, outlet back pressure, seat leakage, isolation sequence and discharge availability<\/div>\r\n        <\/div>\r\n        <p>\r\n          Thermal relief flow may be small, but pressure rise can be severe. Every blocked-in liquid LPG section should have a verified relief path.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-case zobai-lpg-span-6\">\r\n        <div class=\"zobai-lpg-case-top\">\r\n          <h3>Case 3: LPG Pump Discharge Relief Valve<\/h3>\r\n          <span class=\"zobai-lpg-case-tag\">Pump Deadhead<\/span>\r\n        <\/div>\r\n        <div class=\"zobai-lpg-case-data\">\r\n          <div><b>Protected equipment:<\/b> LPG transfer pump discharge header<\/div>\r\n          <div><b>Medium:<\/b> Liquid propane, butane or mixed LPG<\/div>\r\n          <div><b>Set pressure:<\/b> Below pump discharge piping design pressure<\/div>\r\n          <div><b>Relief cause:<\/b> Pump deadhead, blocked discharge or minimum-flow failure<\/div>\r\n          <div><b>Required data:<\/b> Pump curve, shutoff head, maximum flow and NPSH condition<\/div>\r\n          <div><b>Discharge:<\/b> Tank return, suction vessel, bypass line or safe closed relief path<\/div>\r\n          <div><b>Valve review:<\/b> Liquid relief valve or spring-loaded PSV for LPG service<\/div>\r\n          <div><b>Key review:<\/b> Flashing, vibration, pump pulsation, return-line pressure and seat tightness<\/div>\r\n        <\/div>\r\n        <p>\r\n          LPG pump relief valves should be selected from the actual pump curve. Return line back pressure and flashing behavior should be checked before finalizing size.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-case zobai-lpg-span-6\">\r\n        <div class=\"zobai-lpg-case-top\">\r\n          <h3>Case 4: LPG Vaporizer Outlet Safety Valve<\/h3>\r\n          <span class=\"zobai-lpg-case-tag\">Vaporizer Protection<\/span>\r\n        <\/div>\r\n        <div class=\"zobai-lpg-case-data\">\r\n          <div><b>Protected equipment:<\/b> LPG vaporizer outlet header or downstream gas system<\/div>\r\n          <div><b>Medium:<\/b> LPG vapor, propane vapor, butane vapor or mixed fuel gas<\/div>\r\n          <div><b>Set pressure:<\/b> Below downstream gas header design pressure<\/div>\r\n          <div><b>Relief cause:<\/b> Gas outlet blockage, regulator failure or heat input upset<\/div>\r\n          <div><b>Required data:<\/b> Vaporizer duty, liquid feed rate, gas temperature and outlet pressure<\/div>\r\n          <div><b>Discharge:<\/b> Vent stack, flare header, fuel gas relief header or safe outdoor vent<\/div>\r\n          <div><b>Valve review:<\/b> Gas PSV or pilot operated safety valve where clean gas service allows<\/div>\r\n          <div><b>Key review:<\/b> Gas capacity, liquid carryover, back pressure, safe dispersion and ignition source distance<\/div>\r\n        <\/div>\r\n        <p>\r\n          Vaporizer relief may involve vapor, liquid carryover or two-phase flow depending on the upset. The valve should not be selected from normal fuel gas demand only.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-case zobai-lpg-span-6\">\r\n        <div class=\"zobai-lpg-case-top\">\r\n          <h3>Case 5: LPG Terminal Sphere Multiple Safety Valves<\/h3>\r\n          <span class=\"zobai-lpg-case-tag\">Large Capacity Terminal<\/span>\r\n        <\/div>\r\n        <div class=\"zobai-lpg-case-data\">\r\n          <div><b>Protected equipment:<\/b> LPG sphere or large terminal storage vessel<\/div>\r\n          <div><b>Medium:<\/b> LPG vapor and liquid inventory<\/div>\r\n          <div><b>Set pressure:<\/b> Vessel protection value with project-defined set pressure arrangement<\/div>\r\n          <div><b>Relief cause:<\/b> Fire exposure, blocked outlet or emergency venting case<\/div>\r\n          <div><b>Required capacity:<\/b> Large fire case relief load<\/div>\r\n          <div><b>Discharge:<\/b> Flare, high vent stack or approved terminal relief system<\/div>\r\n          <div><b>Valve review:<\/b> Multiple large-capacity PSVs or staged relief arrangement<\/div>\r\n          <div><b>Key review:<\/b> Total capacity, set pressure sequencing, isolation valves, maintenance access and relief header load<\/div>\r\n        <\/div>\r\n        <p>\r\n          Large LPG spheres may require multiple safety valves. Total certified capacity, isolation policy and discharge header capacity should be reviewed as one system.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-case zobai-lpg-span-6\">\r\n        <div class=\"zobai-lpg-case-top\">\r\n          <h3>Case 6: LPG Cylinder Filling Skid Safety Valve<\/h3>\r\n          <span class=\"zobai-lpg-case-tag\">Filling \/ Autogas Skid<\/span>\r\n        <\/div>\r\n        <div class=\"zobai-lpg-case-data\">\r\n          <div><b>Protected equipment:<\/b> Cylinder filling manifold, autogas dispenser or compact LPG skid<\/div>\r\n          <div><b>Medium:<\/b> Liquid LPG and LPG vapor<\/div>\r\n          <div><b>Set pressure:<\/b> Skid piping or hose protection value<\/div>\r\n          <div><b>Relief cause:<\/b> Blocked filling line, thermal expansion, ESD isolation or pump overpressure<\/div>\r\n          <div><b>Required data:<\/b> Filling rate, pump curve, trapped volume and hose rating<\/div>\r\n          <div><b>Discharge:<\/b> Safe vent, return line, flare or closed LPG recovery system<\/div>\r\n          <div><b>Valve review:<\/b> Compact LPG relief valve with suitable seat tightness<\/div>\r\n          <div><b>Key review:<\/b> Operator exposure, discharge direction, frequent cycling, vibration and maintenance access<\/div>\r\n        <\/div>\r\n        <p>\r\n          Cylinder filling and autogas skids need clear discharge routing because operators may stand close to relief devices during filling and maintenance.\r\n        <\/p>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-lpg-section\">\r\n    <div class=\"zobai-lpg-eyebrow\">Service Data Matrix<\/div>\r\n    <h2 class=\"zobai-lpg-title\">LPG Safety Valve Data Matrix<\/h2>\r\n\r\n    <div class=\"zobai-lpg-table-wrap\">\r\n      <table class=\"zobai-lpg-table\">\r\n        <thead>\r\n          <tr>\r\n            <th>LPG Service<\/th>\r\n            <th>Typical Medium<\/th>\r\n            <th>Common Relief Cause<\/th>\r\n            <th>Required Engineering Check<\/th>\r\n            <th>Recommended Valve Review<\/th>\r\n            <th>Risk if Missed<\/th>\r\n          <\/tr>\r\n        <\/thead>\r\n        <tbody>\r\n          <tr>\r\n            <td>Storage bullet \/ sphere<\/td>\r\n            <td>Propane, butane, LPG mixture, vapor space gas<\/td>\r\n            <td>Fire exposure, blocked outlet, emergency vapor generation<\/td>\r\n            <td>Vessel MAWP, fire case, vapor generation, simultaneous relief and discharge system capacity<\/td>\r\n            <td>Large-capacity spring-loaded or pilot operated PSV with certified capacity<\/td>\r\n            <td>Undersized fire relief, vessel overpressure or unsafe vapor cloud release<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Blocked-in liquid line<\/td>\r\n            <td>Liquid LPG and flashing vapor<\/td>\r\n            <td>Thermal expansion between closed valves<\/td>\r\n            <td>Trapped volume, temperature rise, pressure rating, discharge route and flashing behavior<\/td>\r\n            <td>LPG thermal relief valve with tight seat and safe return or vent route<\/td>\r\n            <td>Rapid line overpressure, hose failure or repeated leakage<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Pump discharge<\/td>\r\n            <td>Liquid propane, liquid butane, mixed LPG<\/td>\r\n            <td>Pump deadhead, blocked discharge, minimum-flow failure<\/td>\r\n            <td>Pump curve, shutoff head, maximum flow, return pressure and vibration<\/td>\r\n            <td>Liquid relief valve or spring-loaded PSV for LPG transfer service<\/td>\r\n            <td>Pump damage, pipe rupture, unstable flashing relief or return-line overload<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Vaporizer outlet<\/td>\r\n            <td>LPG vapor, fuel gas, possible liquid carryover<\/td>\r\n            <td>Gas outlet blockage, heat input upset, regulator failure<\/td>\r\n            <td>Vaporizer duty, outlet gas flow, liquid carryover, downstream MAWP and vent dispersion<\/td>\r\n            <td>Gas PSV or pilot operated valve where clean gas service allows<\/td>\r\n            <td>Downstream overpressure, unsafe vapor release or wrong phase sizing<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Regulator station<\/td>\r\n            <td>LPG vapor, propane vapor, fuel gas<\/td>\r\n            <td>Regulator failed open, bypass leakage, downstream blockage<\/td>\r\n            <td>Failed-open flow, upstream pressure, downstream design pressure and vent back pressure<\/td>\r\n            <td>Downstream LPG gas safety valve sized for failed-open flow<\/td>\r\n            <td>Low-pressure fuel gas system overpressure or nuisance relief<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Loading \/ filling skid<\/td>\r\n            <td>Liquid LPG, LPG vapor, flashing liquid<\/td>\r\n            <td>ESD isolation, blocked filling line, thermal expansion, pump overpressure<\/td>\r\n            <td>ESD sequence, trapped volume, transfer rate, hose rating and operator location<\/td>\r\n            <td>Thermal relief plus skid PSV arrangement where required<\/td>\r\n            <td>Cold vapor exposure, hose failure, operator hazard or blocked discharge path<\/td>\r\n          <\/tr>\r\n        <\/tbody>\r\n      <\/table>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-lpg-section zobai-lpg-section-soft\">\r\n    <div class=\"zobai-lpg-eyebrow\">Selection Framework<\/div>\r\n    <h2 class=\"zobai-lpg-title\">How to Specify an LPG Safety Valve Correctly<\/h2>\r\n\r\n    <div class=\"zobai-lpg-grid\">\r\n      <div class=\"zobai-lpg-card zobai-lpg-span-6\">\r\n        <h3>1. Confirm LPG composition and vapor pressure basis<\/h3>\r\n        <p>\r\n          Propane-rich LPG, butane-rich LPG and mixed LPG have different vapor pressure behavior. Composition, temperature range, operating pressure and relieving pressure should be provided before valve sizing and material selection.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-card zobai-lpg-span-6\">\r\n        <h3>2. Identify whether the valve relieves vapor, liquid or flashing flow<\/h3>\r\n        <p>\r\n          Fire case relief may be vapor-dominant, pump relief may be liquid, and thermal relief may flash during discharge. The actual relieving phase controls capacity, outlet design and safe discharge arrangement.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-card zobai-lpg-span-6\">\r\n        <h3>3. Separate vessel PSVs from thermal relief valves<\/h3>\r\n        <p>\r\n          Storage vessels require large-capacity PSVs for fire and emergency relief. Blocked-in liquid lines require thermal relief valves. Both are important, but they are sized from different scenarios and often use different valve configurations.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-card zobai-lpg-span-6\">\r\n        <h3>4. Review back pressure and discharge destination<\/h3>\r\n        <p>\r\n          LPG relief may discharge to atmosphere, vent stack, flare, closed relief header, tank return or recovery system. Back pressure, vapor dispersion, ignition sources, cold plume behavior and personnel exposure must be reviewed.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-card zobai-lpg-span-6\">\r\n        <h3>5. Select seat and materials for tight shutoff<\/h3>\r\n        <p>\r\n          LPG leakage can create flammable vapor hazards. Seat material, soft seat limits, metal seat acceptance, temperature range, LPG compatibility and seat tightness testing should be confirmed in the RFQ.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-card zobai-lpg-span-6\">\r\n        <h3>6. Define inspection, testing and isolation policy<\/h3>\r\n        <p>\r\n          LPG storage and terminal systems often use multiple valves, isolation valves and maintenance arrangements. Inspection access, calibration, spare valve strategy, lock-open isolation and test documentation should be defined before ordering.\r\n        <\/p>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-lpg-section\">\r\n    <div class=\"zobai-lpg-eyebrow\">Installation & Discharge<\/div>\r\n    <h2 class=\"zobai-lpg-title\">LPG Relief Valves Must Be Reviewed With Safe Venting, Thermal Expansion, Isolation and Flammable Vapor Dispersion<\/h2>\r\n\r\n    <div class=\"zobai-lpg-grid\">\r\n      <div class=\"zobai-lpg-card zobai-lpg-span-7\">\r\n        <h3>Why LPG relief valve installation controls real safety<\/h3>\r\n        <p>\r\n          LPG relief performance depends on the full installation, not the valve alone. A correctly sized valve can still create risk if discharge is routed toward operators, the vent is too close to ignition sources, the flare header creates excessive back pressure, the return line is blocked, or a liquid section is isolated without thermal relief.\r\n        <\/p>\r\n        <p>\r\n          Installation should review inlet pressure loss, valve orientation, isolation valve policy, lock-open requirements, blocked-in liquid sections, outlet support, vent stack height, flare or vapor recovery back pressure, ESD sequence, discharge drainage, weather protection, vibration, thermal expansion, access for testing and whether the outlet route can safely handle vapor, liquid or flashing LPG.\r\n        <\/p>\r\n        <div class=\"zobai-lpg-chip-row\">\r\n          <span class=\"zobai-lpg-chip\">Propane<\/span>\r\n          <span class=\"zobai-lpg-chip\">Butane<\/span>\r\n          <span class=\"zobai-lpg-chip\">Thermal Relief<\/span>\r\n          <span class=\"zobai-lpg-chip\">Fire Case<\/span>\r\n          <span class=\"zobai-lpg-chip\">Flashing LPG<\/span>\r\n          <span class=\"zobai-lpg-chip\">Safe Venting<\/span>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-card zobai-lpg-span-5\">\r\n        <h3>Field installation checks<\/h3>\r\n        <ul class=\"zobai-lpg-list\">\r\n          <li>Confirm set pressure, LPG composition and protected equipment MAWP.<\/li>\r\n          <li>Check all isolated LPG liquid sections for thermal relief coverage.<\/li>\r\n          <li>Keep inlet pressure loss within the project design limit.<\/li>\r\n          <li>Route LPG vapor or liquid discharge to an approved safe vent, flare, return or recovery system.<\/li>\r\n          <li>Review outlet back pressure from flare, vent stack, return line or closed relief header.<\/li>\r\n          <li>Keep discharge away from operators, platforms, air intakes, ignition sources and enclosed areas.<\/li>\r\n          <li>Provide safe access for calibration, inspection, seat tightness testing and valve replacement.<\/li>\r\n        <\/ul>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-lpg-section zobai-lpg-section-soft\">\r\n    <div class=\"zobai-lpg-eyebrow\">Standards & Documentation<\/div>\r\n    <h2 class=\"zobai-lpg-title\">Standards and Documents to Confirm Before Ordering<\/h2>\r\n\r\n    <div class=\"zobai-lpg-grid\">\r\n      <div class=\"zobai-lpg-card zobai-lpg-span-6\">\r\n        <h3>Common LPG relief references<\/h3>\r\n        <p>\r\n          LPG safety valve specifications may reference NFPA, ASME, API, ISO, EN, GB, local LPG regulations, fire protection requirements, owner terminal specifications and project relief philosophy. The applicable design basis should be confirmed before quotation.\r\n        <\/p>\r\n        <ul class=\"zobai-lpg-list\">\r\n          <li><a href=\"\/standards\/nfpa-58\/\">NFPA 58<\/a> where LP-Gas storage, handling, transportation or use requirements are specified by the project.<\/li>\r\n          <li><a href=\"\/standards\/api-520\/\">API 520<\/a> for pressure-relieving device sizing and selection reference where required.<\/li>\r\n          <li><a href=\"\/standards\/api-521\/\">API 521<\/a> for pressure-relieving and depressuring system review, including fire case, flare and system-level relief cases.<\/li>\r\n          <li><a href=\"\/standards\/asme-section-viii\/\">ASME BPVC Section VIII<\/a> where LPG bullets, spheres, vaporizers, receivers or process vessels are pressure vessels.<\/li>\r\n          <li><a href=\"\/standards\/asme-b31-3\/\">ASME B31.3<\/a> where LPG process piping, terminal piping or skid piping is specified under process piping rules.<\/li>\r\n          <li><a href=\"\/standards\/api-526\/\">API 526<\/a> when flanged steel pressure relief valve dimensions and pressure classes are specified.<\/li>\r\n          <li><a href=\"\/standards\/api-527\/\">API 527<\/a> when seat tightness testing is required by project specification.<\/li>\r\n        <\/ul>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-card zobai-lpg-span-6\">\r\n        <h3>Typical LPG valve document package<\/h3>\r\n        <p>\r\n          Documentation should be agreed before manufacturing, especially for LPG terminals, storage bullets, spheres, truck loading racks, vaporizer skids, fuel gas systems and EPC export projects.\r\n        <\/p>\r\n        <ul class=\"zobai-lpg-list\">\r\n          <li>Technical datasheet with tag number, model, size, orifice, set pressure and connection.<\/li>\r\n          <li>Sizing calculation or certified relieving capacity confirmation.<\/li>\r\n          <li>LPG composition, relieving phase and relief scenario basis.<\/li>\r\n          <li>Material certificates for body, bonnet, nozzle, disc, trim, spring and pressure-retaining parts.<\/li>\r\n          <li>Set pressure calibration certificate, pressure test report and seat tightness test report.<\/li>\r\n          <li>Fire case or thermal relief calculation basis when specified.<\/li>\r\n          <li>General arrangement drawing with weight, dimensions, outlet orientation and maintenance clearance.<\/li>\r\n          <li>Nameplate, tag list, spare parts list, inspection witness record and packing record when required.<\/li>\r\n        <\/ul>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-lpg-section\">\r\n    <div class=\"zobai-lpg-eyebrow\">RFQ Checklist<\/div>\r\n    <h2 class=\"zobai-lpg-title\">LPG Safety Valve RFQ Data Checklist<\/h2>\r\n\r\n    <div class=\"zobai-lpg-table-wrap\">\r\n      <table class=\"zobai-lpg-table\">\r\n        <thead>\r\n          <tr>\r\n            <th>Required Data<\/th>\r\n            <th>Why It Matters<\/th>\r\n            <th>Example Input<\/th>\r\n          <\/tr>\r\n        <\/thead>\r\n        <tbody>\r\n          <tr>\r\n            <td>Protected equipment<\/td>\r\n            <td>Defines pressure boundary, code basis and set pressure limit.<\/td>\r\n            <td>LPG bullet, sphere, loading line, pump discharge, vaporizer, cylinder filling skid<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>MAWP \/ design pressure<\/td>\r\n            <td>Defines the maximum pressure the valve must protect.<\/td>\r\n            <td>10 barg, 16 barg, 25 barg, Class 150\/300 piping, vessel MAWP value<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Set pressure<\/td>\r\n            <td>Defines valve opening pressure and capacity basis.<\/td>\r\n            <td>Storage vessel set point, pump discharge protection value, thermal relief set pressure<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>LPG composition<\/td>\r\n            <td>Affects vapor pressure, molecular weight, density and relief calculation.<\/td>\r\n            <td>Propane, butane, propane-butane mixture, commercial LPG, odorized LPG<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Relief scenario<\/td>\r\n            <td>Determines required capacity and valve type.<\/td>\r\n            <td>Fire case, blocked-in liquid, pump deadhead, vaporizer outlet blockage, PRV failed open<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Medium and phase<\/td>\r\n            <td>Affects sizing, seat selection, discharge routing and safety review.<\/td>\r\n            <td>LPG vapor, liquid LPG, flashing liquid, saturated vapor, two-phase flow<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Relieving temperature<\/td>\r\n            <td>Controls vapor pressure, capacity, material and seat performance.<\/td>\r\n            <td>Ambient, low ambient, summer design temperature, fire case relieving temperature<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Required capacity<\/td>\r\n            <td>Confirms whether the valve can protect the system.<\/td>\r\n            <td>kg\/h, Nm\u00b3\/h, SCFM, pump curve, fire case load, thermal expansion basis<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Back pressure and discharge route<\/td>\r\n            <td>Influences capacity, stability, flare load and safe venting.<\/td>\r\n            <td>Atmospheric vent, flare header, tank return, pump suction return, vapor recovery, closed relief header<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Installation condition<\/td>\r\n            <td>Affects orientation, maintenance access and discharge safety.<\/td>\r\n            <td>Outdoor terminal, loading rack, skid package, storage vessel top, pump skid, marine deck<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Material and seat requirement<\/td>\r\n            <td>Prevents leakage, chemical incompatibility and document rejection.<\/td>\r\n            <td>Carbon steel, stainless trim, soft seat, metal seat, low ambient requirement, LPG-compatible elastomer<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Required documents<\/td>\r\n            <td>Avoids inspection, FAT, shipment and commissioning delays.<\/td>\r\n            <td>Datasheet, drawing, MTC, sizing report, calibration report, pressure test, seat test<\/td>\r\n          <\/tr>\r\n        <\/tbody>\r\n      <\/table>\r\n    <\/div>\r\n\r\n    <p class=\"zobai-lpg-note\">\r\n      Final selection must be confirmed by LPG composition, protected equipment datasheet, relief scenario, required capacity, applicable standard, back pressure calculation, discharge philosophy, certified valve capacity and engineering review.\r\n    <\/p>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-lpg-section zobai-lpg-section-soft\">\r\n    <div class=\"zobai-lpg-eyebrow\">Selection Errors<\/div>\r\n    <h2 class=\"zobai-lpg-title\">Common LPG Safety Valve Selection Mistakes<\/h2>\r\n\r\n    <div class=\"zobai-lpg-grid\">\r\n      <div class=\"zobai-lpg-card zobai-lpg-span-4\">\r\n        <h3>Treating LPG as ordinary gas service<\/h3>\r\n        <p>\r\n          LPG may relieve as vapor, liquid or flashing two-phase flow. A gas-only assumption can lead to wrong capacity, outlet design and discharge safety review.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-card zobai-lpg-span-4\">\r\n        <h3>Missing blocked-in liquid thermal relief<\/h3>\r\n        <p>\r\n          Loading arms, transfer hoses, pump lines and isolated LPG pipe sections can overpressure from thermal expansion. Each trapped section needs a verified relief path.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-card zobai-lpg-span-4\">\r\n        <h3>Using normal flow instead of fire case load<\/h3>\r\n        <p>\r\n          LPG vessel fire-case relief can be far larger than normal transfer or vapor flow. Storage PSV sizing should use the governing relief case.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-card zobai-lpg-span-4\">\r\n        <h3>Ignoring flare or vent back pressure<\/h3>\r\n        <p>\r\n          LPG relief to flare, vent stack or recovery header can create back pressure. Back pressure should be included before selecting conventional, bellows or pilot operated design.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-card zobai-lpg-span-4\">\r\n        <h3>Discharging near operators or ignition sources<\/h3>\r\n        <p>\r\n          LPG vapor is flammable and can travel with wind. Discharge location, vent height, platform exposure, air intakes and ignition source distance should be reviewed.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-card zobai-lpg-span-4\">\r\n        <h3>Ignoring seat tightness and maintenance access<\/h3>\r\n        <p>\r\n          Small LPG leakage can create flammable vapor risk. Seat tightness testing, inspection access and spare valve strategy should be defined before procurement.\r\n        <\/p>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-lpg-section\">\r\n    <div class=\"zobai-lpg-eyebrow\">Related Engineering Resources<\/div>\r\n    <h2 class=\"zobai-lpg-title\">Continue Your LPG Safety Valve Selection Review<\/h2>\r\n    <p class=\"zobai-lpg-lead\">\r\n      These related pages help move from LPG relief requirements to detailed valve selection, sizing, thermal relief, high back pressure review, storage vessel protection and complete RFQ preparation.\r\n    <\/p>\r\n\r\n    <div class=\"zobai-lpg-link-grid\">\r\n      <a class=\"zobai-lpg-link-card\" href=\"\/engineering\/safety-valve-selection-guide\/\">\r\n        <strong>Safety Valve Selection Guide<\/strong>\r\n        <span>Step-by-step guidance for selecting safety valves by medium, pressure, capacity, material and installation condition.<\/span>\r\n      <\/a>\r\n\r\n      <a class=\"zobai-lpg-link-card\" href=\"\/engineering\/safety-valve-sizing\/\">\r\n        <strong>Safety Valve Sizing<\/strong>\r\n        <span>Review capacity, set pressure, LPG phase behavior, back pressure and sizing inputs before RFQ.<\/span>\r\n      <\/a>\r\n\r\n      <a class=\"zobai-lpg-link-card\" href=\"\/products\/spring-loaded-safety-valves\/\">\r\n        <strong>Spring Loaded Safety Valves<\/strong>\r\n        <span>For LPG storage vessels, transfer skids, vaporizers and general pressure relief service.<\/span>\r\n      <\/a>\r\n\r\n      <a class=\"zobai-lpg-link-card\" href=\"\/products\/pilot-operated-safety-valves\/\">\r\n        <strong>Pilot Operated Safety Valves<\/strong>\r\n        <span>For clean LPG vapor, large storage vessels, tight shutoff and selected high-capacity applications.<\/span>\r\n      <\/a>\r\n\r\n      <a class=\"zobai-lpg-link-card\" href=\"\/applications\/thermal-relief\/\">\r\n        <strong>Thermal Relief Valves<\/strong>\r\n        <span>For blocked-in LPG liquid, loading arms, transfer hoses, pump lines and isolated pipe sections.<\/span>\r\n      <\/a>\r\n\r\n      <a class=\"zobai-lpg-link-card\" href=\"\/applications\/large-capacity\/\">\r\n        <strong>Large Capacity Safety Valves<\/strong>\r\n        <span>For LPG bullets, spheres, terminal storage, fire case relief and high-flow vapor discharge.<\/span>\r\n      <\/a>\r\n\r\n      <a class=\"zobai-lpg-link-card\" href=\"\/applications\/high-back-pressure\/\">\r\n        <strong>High Back Pressure Service<\/strong>\r\n        <span>For LPG relief valves connected to flare headers, vapor recovery, closed vents and return systems.<\/span>\r\n      <\/a>\r\n\r\n      <a class=\"zobai-lpg-link-card\" href=\"\/equipment\/storage-tanks\/\">\r\n        <strong>Storage Tank Safety Valves<\/strong>\r\n        <span>For LPG storage bullets, spheres, emergency venting, fire case relief and tank protection.<\/span>\r\n      <\/a>\r\n\r\n      <a class=\"zobai-lpg-link-card\" href=\"\/equipment\/skid-systems\/\">\r\n        <strong>Skid System Safety Valves<\/strong>\r\n        <span>For LPG loading skids, vaporizer packages, autogas systems, pump skids and fuel gas modules.<\/span>\r\n      <\/a>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-lpg-section zobai-lpg-section-soft\">\r\n    <div class=\"zobai-lpg-eyebrow\">FAQ<\/div>\r\n    <h2 class=\"zobai-lpg-title\">LPG Safety Valve FAQ<\/h2>\r\n\r\n    <div class=\"zobai-lpg-accordion\" data-zobai-lpg-accordion>\r\n      <div class=\"zobai-lpg-acc-item is-open\">\r\n        <button class=\"zobai-lpg-acc-btn\" type=\"button\">What is the most common LPG relief valve application? <span>+<\/span><\/button>\r\n        <div class=\"zobai-lpg-acc-body\">\r\n          Common applications include fire-case protection for LPG storage vessels and thermal relief for blocked-in liquid LPG piping. Pump discharge relief and vaporizer outlet relief are also common in LPG terminals and skids.\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-acc-item\">\r\n        <button class=\"zobai-lpg-acc-btn\" type=\"button\">Can a standard gas safety valve be used for LPG? <span>+<\/span><\/button>\r\n        <div class=\"zobai-lpg-acc-body\">\r\n          Not automatically. LPG service may involve vapor, liquid or flashing two-phase relief. The valve must be reviewed for LPG composition, phase, vapor pressure, seat tightness, material compatibility, capacity and discharge safety.\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-acc-item\">\r\n        <button class=\"zobai-lpg-acc-btn\" type=\"button\">Why are thermal relief valves important in LPG systems? <span>+<\/span><\/button>\r\n        <div class=\"zobai-lpg-acc-body\">\r\n          Liquid LPG trapped between closed valves can expand as temperature rises and quickly create high pressure. Thermal relief valves are used to protect isolated liquid sections such as loading arms, transfer lines, pump lines and vaporizer inlet lines.\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-acc-item\">\r\n        <button class=\"zobai-lpg-acc-btn\" type=\"button\">What data is required for an LPG safety valve quotation? <span>+<\/span><\/button>\r\n        <div class=\"zobai-lpg-acc-body\">\r\n          Provide protected equipment, MAWP or design pressure, set pressure, LPG composition, relieving phase, relief scenario, required capacity, relieving temperature, back pressure, discharge route, installation condition, material requirement, seat requirement and required documents.\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-acc-item\">\r\n        <button class=\"zobai-lpg-acc-btn\" type=\"button\">Where should LPG safety valve discharge be routed? <span>+<\/span><\/button>\r\n        <div class=\"zobai-lpg-acc-body\">\r\n          LPG relief discharge should be routed to an approved safe destination such as a vent stack, flare header, vapor recovery system, tank return or closed relief system depending on the project relief philosophy. Flammable vapor dispersion, ignition sources, back pressure and personnel exposure must be reviewed.\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-lpg-section\">\r\n    <div class=\"zobai-lpg-rfq\">\r\n      <div>\r\n        <div class=\"zobai-lpg-eyebrow\">Engineering RFQ Support<\/div>\r\n        <h2>Prepare a Complete LPG Safety Valve Datasheet Before Quotation<\/h2>\r\n        <p>\r\n          Send the protected equipment datasheet, MAWP or design pressure, set pressure, LPG composition, relief scenario, required capacity, relieving phase, relieving temperature, pump curve or fire case basis where applicable, back pressure, discharge route, installation condition, material requirement, seat requirement, connection standard and required documents. A complete datasheet helps confirm correct phase sizing, certified capacity, seat tightness and safe flammable vapor discharge.\r\n        <\/p>\r\n        <div class=\"zobai-lpg-btn-row\">\r\n          <a class=\"zobai-lpg-btn zobai-lpg-btn-primary\" href=\"\/contact\/\">Request Engineering Quote<\/a>\r\n          <a class=\"zobai-lpg-btn zobai-lpg-btn-secondary\" href=\"\/ask-an-engineer\/\">Ask an Engineer<\/a>\r\n          <a class=\"zobai-lpg-btn zobai-lpg-btn-secondary\" href=\"\/catalog-pdf\/\">Download Catalog PDF<\/a>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-lpg-rfq-box\">\r\n        <h3>Minimum RFQ data<\/h3>\r\n        <div class=\"zobai-lpg-rfq-grid\">\r\n          <div class=\"zobai-lpg-rfq-item\">Protected Equipment<\/div>\r\n          <div class=\"zobai-lpg-rfq-item\">MAWP \/ Design Pressure<\/div>\r\n          <div class=\"zobai-lpg-rfq-item\">Set Pressure<\/div>\r\n          <div class=\"zobai-lpg-rfq-item\">LPG Composition<\/div>\r\n          <div class=\"zobai-lpg-rfq-item\">Relief Scenario<\/div>\r\n          <div class=\"zobai-lpg-rfq-item\">Required Capacity<\/div>\r\n          <div class=\"zobai-lpg-rfq-item\">Relieving Phase<\/div>\r\n          <div class=\"zobai-lpg-rfq-item\">Temperature<\/div>\r\n          <div class=\"zobai-lpg-rfq-item\">Back Pressure<\/div>\r\n          <div class=\"zobai-lpg-rfq-item\">Discharge Route<\/div>\r\n          <div class=\"zobai-lpg-rfq-item\">Seat \/ Material<\/div>\r\n          <div class=\"zobai-lpg-rfq-item\">Documents<\/div>\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n<\/div>\r\n\r\n<script>\r\n  (function () {\r\n    var accordions = document.querySelectorAll('[data-zobai-lpg-accordion]');\r\n    accordions.forEach(function (accordion) {\r\n      var items = accordion.querySelectorAll('.zobai-lpg-acc-item');\r\n\r\n      items.forEach(function (item) {\r\n        var button = item.querySelector('.zobai-lpg-acc-btn');\r\n        button.addEventListener('click', function () {\r\n          var isOpen = item.classList.contains('is-open');\r\n\r\n          items.forEach(function (i) {\r\n            i.classList.remove('is-open');\r\n          });\r\n\r\n          if (!isOpen) {\r\n            item.classList.add('is-open');\r\n          }\r\n        });\r\n      });\r\n    });\r\n  })();\r\n<\/script>\r\n\r\n<script type=\"application\/ld+json\">\r\n{\r\n  \"@context\": \"https:\/\/schema.org\",\r\n  \"@type\": \"FAQPage\",\r\n  \"mainEntity\": [\r\n    {\r\n      \"@type\": \"Question\",\r\n      \"name\": \"What is the most common LPG relief valve application?\",\r\n      \"acceptedAnswer\": {\r\n        \"@type\": \"Answer\",\r\n        \"text\": \"Common applications include fire-case protection for LPG storage vessels and thermal relief for blocked-in liquid LPG piping. Pump discharge relief and vaporizer outlet relief are also common in LPG terminals and skids.\"\r\n      }\r\n    },\r\n    {\r\n      \"@type\": \"Question\",\r\n      \"name\": \"Can a standard gas safety valve be used for LPG?\",\r\n      \"acceptedAnswer\": {\r\n        \"@type\": \"Answer\",\r\n        \"text\": \"Not automatically. LPG service may involve vapor, liquid or flashing two-phase relief. The valve must be reviewed for LPG composition, phase, vapor pressure, seat tightness, material compatibility, capacity and discharge safety.\"\r\n      }\r\n    },\r\n    {\r\n      \"@type\": \"Question\",\r\n      \"name\": \"Why are thermal relief valves important in LPG systems?\",\r\n      \"acceptedAnswer\": {\r\n        \"@type\": \"Answer\",\r\n        \"text\": \"Liquid LPG trapped between closed valves can expand as temperature rises and quickly create high pressure. Thermal relief valves are used to protect isolated liquid sections such as loading arms, transfer lines, pump lines and vaporizer inlet lines.\"\r\n      }\r\n    },\r\n    {\r\n      \"@type\": \"Question\",\r\n      \"name\": \"What data is required for an LPG safety valve quotation?\",\r\n      \"acceptedAnswer\": {\r\n        \"@type\": \"Answer\",\r\n        \"text\": \"Provide protected equipment, MAWP or design pressure, set pressure, LPG composition, relieving phase, relief scenario, required capacity, relieving temperature, back pressure, discharge route, installation condition, material requirement, seat requirement and required documents.\"\r\n      }\r\n    },\r\n    {\r\n      \"@type\": \"Question\",\r\n      \"name\": \"Where should LPG safety valve discharge be routed?\",\r\n      \"acceptedAnswer\": {\r\n        \"@type\": \"Answer\",\r\n        \"text\": \"LPG relief discharge should be routed to an approved safe destination such as a vent stack, flare header, vapor recovery system, tank return or closed relief system depending on the project relief philosophy. Flammable vapor dispersion, ignition sources, back pressure and personnel exposure must be reviewed.\"\r\n      }\r\n    }\r\n  ]\r\n}\r\n<\/script>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-17017e25 e-con-full e-flex cmsmasters-block-default e-con e-parent\" data-id=\"17017e25\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-5665311b e-con-full cmsmasters-effect cmsmasters-effect-type-transform e-flex cmsmasters-effect-hover-type-element cmsmasters-block-default e-con e-child\" data-id=\"5665311b\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;position&quot;:&quot;absolute&quot;,&quot;cms_transform_hover_type&quot;:&quot;element&quot;}\">\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-41afd19e e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"41afd19e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-5c4fcba3 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"5c4fcba3\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2f8563f9 elementor-position-inline-start elementor-mobile-position-inline-start elementor-view-default cmsmasters-block-default cmsmasters-sticky-default elementor-invisible elementor-widget elementor-widget-icon-box\" data-id=\"2f8563f9\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;cmsmasters-fade-in-left&quot;}\" data-widget_type=\"icon-box.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-box-wrapper\">\n\n\t\t\t\t\t\t<div class=\"elementor-icon-box-icon\">\n\t\t\t\t<span  class=\"elementor-icon\">\n\t\t\t\t<i aria-hidden=\"true\" class=\"cmsmsdemo-icon- cmsms-demo-icon-arrows-2\"><\/i>\t\t\t\t<\/span>\n\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t<div class=\"elementor-icon-box-content\">\n\n\t\t\t\t\t\t\t\t\t<h3 class=\"elementor-icon-box-title\">\n\t\t\t\t\t\t<span  >\n\t\t\t\t\t\t\tFEATURED SERIES\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/h3>\n\t\t\t\t\n\t\t\t\t\n\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-312c56df elementor-widget__width-initial cmsmasters-block-default cmsmasters-sticky-default elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"312c56df\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;cmsmasters-fade-in-up&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Featured Safety Valve Series<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1dbda43d elementor-widget__width-initial cmsmasters-block-default cmsmasters-sticky-default elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"1dbda43d\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;cmsmasters-fade-in-right&quot;,&quot;_animation_tablet&quot;:&quot;cmsmasters-fade-in-up&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<div class=\"elementor-heading-title elementor-size-default\">Explore selected ZOBAI safety valve series for high-pressure service, back pressure conditions, steam systems, hygienic process lines, and continuous protection applications. These featured models help buyers and engineers compare product directions across different service conditions.<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3ff2a167 elementor-pagination-type-bullets elementor-arrows-position-inside elementor-pagination-position-outside cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-n-carousel\" data-id=\"3ff2a167\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;carousel_items&quot;:[{&quot;slide_title&quot;:&quot;Slide #1&quot;,&quot;_id&quot;:&quot;01fe9a5&quot;},{&quot;slide_title&quot;:&quot;Slide #1&quot;,&quot;_id&quot;:&quot;945d82b&quot;},{&quot;slide_title&quot;:&quot;Slide #1&quot;,&quot;_id&quot;:&quot;8ec93bd&quot;},{&quot;slide_title&quot;:&quot;Slide #1&quot;,&quot;_id&quot;:&quot;ee987c2&quot;}],&quot;slides_to_show&quot;:&quot;4&quot;,&quot;slides_to_show_tablet&quot;:&quot;2&quot;,&quot;slides_to_show_mobile&quot;:&quot;1&quot;,&quot;autoplay&quot;:&quot;yes&quot;,&quot;autoplay_speed&quot;:5000,&quot;pause_on_hover&quot;:&quot;yes&quot;,&quot;pause_on_interaction&quot;:&quot;yes&quot;,&quot;infinite&quot;:&quot;yes&quot;,&quot;speed&quot;:500,&quot;offset_sides&quot;:&quot;none&quot;,&quot;arrows&quot;:&quot;yes&quot;,&quot;pagination&quot;:&quot;bullets&quot;,&quot;image_spacing_custom&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;image_spacing_custom_widescreen&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;image_spacing_custom_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;image_spacing_custom_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"nested-carousel.default\">\n\t\t\t\t\t\t\t<div class=\"e-n-carousel swiper\" role=\"region\" aria-roledescription=\"carousel\" aria-label=\"Carousel\" dir=\"ltr\">\n\t\t\t<div class=\"swiper-wrapper\" aria-live=\"off\">\n\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide\" data-slide=\"1\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"1 de 1\">\n\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-45ea3aa2 e-flex e-con-boxed cmsmasters-block-default e-con e-child\" data-id=\"45ea3aa2\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-2372401e e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"2372401e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-b1363f9 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"b1363f9\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-4e1babe4 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"4e1babe4\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3528125a cmsmasters-clip-path-yes cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-image\" data-id=\"3528125a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"850\" height=\"850\" src=\"https:\/\/zobai.com\/wp-content\/uploads\/2026\/04\/a46y-pilot-operated-relief-valve-high-pressure-service.webp\" class=\"attachment-large size-large wp-image-51693\" alt=\"A46Y pilot-operated relief valve with external pilot tubing and flanged body\" srcset=\"https:\/\/zobai.com\/wp-content\/uploads\/2026\/04\/a46y-pilot-operated-relief-valve-high-pressure-service.webp 850w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/04\/a46y-pilot-operated-relief-valve-high-pressure-service-300x300.webp 300w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/04\/a46y-pilot-operated-relief-valve-high-pressure-service-150x150.webp 150w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/04\/a46y-pilot-operated-relief-valve-high-pressure-service-768x768.webp 768w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/04\/a46y-pilot-operated-relief-valve-high-pressure-service-260x260.webp 260w\" sizes=\"(max-width: 850px) 100vw, 850px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-68207e40 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"68207e40\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-2cb4027a e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"2cb4027a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1d581420 cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-heading\" data-id=\"1d581420\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">ZBA46 Series Pilot Operated Safety Valves<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-10a4a8a8 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"10a4a8a8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-21edd359 cmsmasters-effect cmsmasters-effect-type-transform cmsmasters-effect-hover-type-element cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-button\" data-id=\"21edd359\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;cms_transform_hover_type&quot;:&quot;element&quot;}\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/zobai.com\/ar\/applications\/lpg\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-icon\">\n\t\t\t\t<i aria-hidden=\"true\" class=\"cmsmsdemo-icon- cmsms-demo-icon-arrows-1\"><\/i>\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-74c79d8d cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-text-editor\" data-id=\"74c79d8d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Pilot operated safety valves for higher-pressure service requiring tighter sealing and stable set pressure performance.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide\" data-slide=\"2\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"1 de 1\">\n\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3d240bd4 e-flex e-con-boxed cmsmasters-block-default e-con e-child\" data-id=\"3d240bd4\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-7a44e8b0 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"7a44e8b0\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-45216ce9 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"45216ce9\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-6b6faa67 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"6b6faa67\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4d44589a cmsmasters-clip-path-yes cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-image\" data-id=\"4d44589a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"850\" height=\"850\" src=\"https:\/\/zobai.com\/wp-content\/uploads\/2026\/04\/wa42y-bellows-balanced-full-lift-safety-valve-back-pressure.webp\" class=\"attachment-large size-large wp-image-51697\" alt=\"WA42Y bellows-balanced full-lift safety valve with flanged connections\" srcset=\"https:\/\/zobai.com\/wp-content\/uploads\/2026\/04\/wa42y-bellows-balanced-full-lift-safety-valve-back-pressure.webp 850w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/04\/wa42y-bellows-balanced-full-lift-safety-valve-back-pressure-300x300.webp 300w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/04\/wa42y-bellows-balanced-full-lift-safety-valve-back-pressure-150x150.webp 150w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/04\/wa42y-bellows-balanced-full-lift-safety-valve-back-pressure-768x768.webp 768w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/04\/wa42y-bellows-balanced-full-lift-safety-valve-back-pressure-260x260.webp 260w\" sizes=\"(max-width: 850px) 100vw, 850px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6671456d e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"6671456d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-3a10472b e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"3a10472b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-583a91a5 cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-heading\" data-id=\"583a91a5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">ZBWA42 Series Bellows Balanced Safety Valves<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1ad0760a e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"1ad0760a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-26934fac cmsmasters-effect cmsmasters-effect-type-transform cmsmasters-effect-hover-type-element cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-button\" data-id=\"26934fac\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;cms_transform_hover_type&quot;:&quot;element&quot;}\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/zobai.com\/ar\/applications\/lpg\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-icon\">\n\t\t\t\t<i aria-hidden=\"true\" class=\"cmsmsdemo-icon- cmsms-demo-icon-arrows-1\"><\/i>\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-79078a5d cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-text-editor\" data-id=\"79078a5d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Bellows balanced safety valves for back pressure applications where stable performance is important.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide\" data-slide=\"3\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"1 de 1\">\n\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2d18e9bc e-flex e-con-boxed cmsmasters-block-default e-con e-child\" data-id=\"2d18e9bc\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-7a670e95 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"7a670e95\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-39a8ae2e e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"39a8ae2e\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-354512a1 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"354512a1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3f9124f cmsmasters-clip-path-yes cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-image\" data-id=\"3f9124f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"850\" height=\"850\" src=\"https:\/\/zobai.com\/wp-content\/uploads\/2026\/04\/a46y-pilot-operated-relief-valve-high-pressure-service.webp\" class=\"attachment-large size-large wp-image-51693\" alt=\"A46Y pilot-operated relief valve with external pilot tubing and flanged body\" srcset=\"https:\/\/zobai.com\/wp-content\/uploads\/2026\/04\/a46y-pilot-operated-relief-valve-high-pressure-service.webp 850w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/04\/a46y-pilot-operated-relief-valve-high-pressure-service-300x300.webp 300w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/04\/a46y-pilot-operated-relief-valve-high-pressure-service-150x150.webp 150w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/04\/a46y-pilot-operated-relief-valve-high-pressure-service-768x768.webp 768w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/04\/a46y-pilot-operated-relief-valve-high-pressure-service-260x260.webp 260w\" sizes=\"(max-width: 850px) 100vw, 850px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-72d73730 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"72d73730\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-620edf1f e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"620edf1f\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1d6011b5 cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-heading\" data-id=\"1d6011b5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">ZBA68 Series High Temperature Steam Safety Valves<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1013d97f e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"1013d97f\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4cb00117 cmsmasters-effect cmsmasters-effect-type-transform cmsmasters-effect-hover-type-element cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-button\" data-id=\"4cb00117\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;cms_transform_hover_type&quot;:&quot;element&quot;}\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/zobai.com\/ar\/applications\/lpg\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-icon\">\n\t\t\t\t<i aria-hidden=\"true\" class=\"cmsmsdemo-icon- cmsms-demo-icon-arrows-1\"><\/i>\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6b051786 cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-text-editor\" data-id=\"6b051786\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>High temperature steam safety valves for boilers, steam lines, and other elevated-temperature systems.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide\" data-slide=\"4\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"1 de 1\">\n\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5b01ac9e e-flex e-con-boxed cmsmasters-block-default e-con e-child\" data-id=\"5b01ac9e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-7f1f7f35 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"7f1f7f35\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-446fa783 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"446fa783\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-67bd8a4f e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"67bd8a4f\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-44fca61 cmsmasters-clip-path-yes cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-image\" data-id=\"44fca61\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"850\" height=\"850\" src=\"https:\/\/zobai.com\/wp-content\/uploads\/2026\/04\/svl488-stainless-steel-safety-valve-cleaning-system.webp\" class=\"attachment-large size-large wp-image-51695\" alt=\"SVL488 stainless steel safety valve for cleaning systems with sanitary clamp connection and lifting lever\" srcset=\"https:\/\/zobai.com\/wp-content\/uploads\/2026\/04\/svl488-stainless-steel-safety-valve-cleaning-system.webp 850w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/04\/svl488-stainless-steel-safety-valve-cleaning-system-300x300.webp 300w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/04\/svl488-stainless-steel-safety-valve-cleaning-system-150x150.webp 150w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/04\/svl488-stainless-steel-safety-valve-cleaning-system-768x768.webp 768w, https:\/\/zobai.com\/wp-content\/uploads\/2026\/04\/svl488-stainless-steel-safety-valve-cleaning-system-260x260.webp 260w\" sizes=\"(max-width: 850px) 100vw, 850px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-16c2d8dc e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"16c2d8dc\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-2e2bb905 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"2e2bb905\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-378343f6 cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-heading\" data-id=\"378343f6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">SVL488 Series Sanitary Safety Valves<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-732f2bbf e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"732f2bbf\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2d82110f cmsmasters-effect cmsmasters-effect-type-transform cmsmasters-effect-hover-type-element cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-button\" data-id=\"2d82110f\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;cms_transform_hover_type&quot;:&quot;element&quot;}\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/zobai.com\/ar\/applications\/lpg\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-icon\">\n\t\t\t\t<i aria-hidden=\"true\" class=\"cmsmsdemo-icon- cmsms-demo-icon-arrows-1\"><\/i>\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-44acc739 cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-text-editor\" data-id=\"44acc739\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Sanitary safety valves for hygienic process lines and cleaning systems requiring cleanable pressure protection.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-swiper-button elementor-swiper-button-prev\" role=\"button\" tabindex=\"0\" aria-label=\"Anterior\">\n\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-eicon-chevron-left\" viewBox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M646 125C629 125 613 133 604 142L308 442C296 454 292 471 292 487 292 504 296 521 308 533L604 854C617 867 629 875 646 875 663 875 679 871 692 858 704 846 713 829 713 812 713 796 708 779 692 767L438 487 692 225C700 217 708 204 708 187 708 171 704 154 692 142 675 129 663 125 646 125Z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t\t<div class=\"elementor-swiper-button elementor-swiper-button-next\" role=\"button\" tabindex=\"0\" aria-label=\"Siguiente\">\n\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-eicon-chevron-right\" viewBox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M696 533C708 521 713 504 713 487 713 471 708 454 696 446L400 146C388 133 375 125 354 125 338 125 325 129 313 142 300 154 292 171 292 187 292 204 296 221 308 233L563 492 304 771C292 783 288 800 288 817 288 833 296 850 308 863 321 871 338 875 354 875 371 875 388 867 400 854L696 533Z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t\t\t\t<div class=\"swiper-pagination\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Home LPG Safety Valves for Propane, Butane, Storage, Loading and Vaporizer Systems CONTACT SALES LPG Pressure Relief Service LPG Safety Valves for Propane, Butane, Storage, Loading and Vaporizer Systems LPG safety valves protect propane, butane and LPG mixed-service systems including storage bullets, spheres, terminal tanks, pump discharge lines, transfer skids, truck loading racks, railcar unloading&#8230;<\/p>","protected":false},"author":2,"featured_media":0,"parent":52780,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-53226","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/pages\/53226","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/comments?post=53226"}],"version-history":[{"count":4,"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/pages\/53226\/revisions"}],"predecessor-version":[{"id":53230,"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/pages\/53226\/revisions\/53230"}],"up":[{"embeddable":true,"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/pages\/52780"}],"wp:attachment":[{"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/media?parent=53226"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}