{"id":53101,"date":"2026-05-15T03:40:17","date_gmt":"2026-05-15T03:40:17","guid":{"rendered":"https:\/\/zobai.com\/?page_id=53101"},"modified":"2026-05-15T03:44:19","modified_gmt":"2026-05-15T03:44:19","slug":"industrial-gas","status":"publish","type":"page","link":"https:\/\/zobai.com\/ru\/applications\/industrial-gas\/","title":{"rendered":"\u041f\u0440\u043e\u043c\u044b\u0448\u043b\u0435\u043d\u043d\u044b\u0435 \u0433\u0430\u0437\u044b"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"53101\" class=\"elementor elementor-53101\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-613fbc20 e-con-full e-flex cmsmasters-bg-hide-none cmsmasters-bg-hide-none cmsmasters-block-default e-con e-parent\" data-id=\"613fbc20\" 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-ede055 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"ede055\" 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-bfdca4f 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=\"bfdca4f\" 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-e1047d5 elementor-widget__width-initial cmsmasters-block-default cmsmasters-sticky-default elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"e1047d5\" 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\">Industrial Gas Safety Valves for Cryogenic, High-Pressure and Utility Gas Systems<\/h1>\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-28a13efa e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"28a13efa\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-68d0d9c4 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=\"68d0d9c4\" 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\/ru\/?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-52e29284 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"52e29284\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-66548927 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"66548927\" 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-6039df76 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=\"6039df76\" 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-24490919 e-con-full e-flex cmsmasters-block-default e-con e-parent\" data-id=\"24490919\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4578a38d cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-html\" data-id=\"4578a38d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<style>\r\n  .zobai-indgas-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-warning: #fff4e5;\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-indgas-page * {\r\n    box-sizing: border-box;\r\n  }\r\n\r\n  .zobai-indgas-section {\r\n    max-width: 100%;\r\n    margin: 0 auto;\r\n    padding: 88px 80px;\r\n  }\r\n\r\n  .zobai-indgas-section-soft {\r\n    background: #f8faf9;\r\n  }\r\n\r\n  .zobai-indgas-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-indgas-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-indgas-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-indgas-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-indgas-grid {\r\n    display: grid;\r\n    grid-template-columns: repeat(12, 1fr);\r\n    gap: 28px;\r\n  }\r\n\r\n  .zobai-indgas-span-3 { grid-column: span 3; }\r\n  .zobai-indgas-span-4 { grid-column: span 4; }\r\n  .zobai-indgas-span-5 { grid-column: span 5; }\r\n  .zobai-indgas-span-6 { grid-column: span 6; }\r\n  .zobai-indgas-span-7 { grid-column: span 7; }\r\n  .zobai-indgas-span-8 { grid-column: span 8; }\r\n  .zobai-indgas-span-12 { grid-column: span 12; }\r\n\r\n  .zobai-indgas-card {\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-indgas-card h2,\r\n  .zobai-indgas-card h3 {\r\n    margin: 0 0 14px;\r\n    color: var(--z-ink);\r\n  }\r\n\r\n  .zobai-indgas-card h2 {\r\n    font-size: 34px;\r\n    line-height: 1.18;\r\n    letter-spacing: -0.03em;\r\n  }\r\n\r\n  .zobai-indgas-card h3 {\r\n    font-size: 24px;\r\n    line-height: 1.25;\r\n  }\r\n\r\n  .zobai-indgas-card 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-indgas-card p:last-child {\r\n    margin-bottom: 0;\r\n  }\r\n\r\n  .zobai-indgas-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-indgas-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-indgas-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-indgas-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-indgas-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-indgas-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-indgas-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-indgas-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-indgas-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-indgas-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-indgas-flow {\r\n    display: grid;\r\n    gap: 16px;\r\n    margin-top: 28px;\r\n  }\r\n\r\n  .zobai-indgas-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-indgas-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-indgas-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-indgas-flow-item p {\r\n    margin: 0;\r\n    color: #4d5863;\r\n    line-height: 1.68;\r\n  }\r\n\r\n  .zobai-indgas-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-indgas-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-indgas-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-indgas-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-indgas-table tr:nth-child(even) td {\r\n    background: #fbfcfc;\r\n  }\r\n\r\n  .zobai-indgas-table tr:last-child td {\r\n    border-bottom: 0;\r\n  }\r\n\r\n  .zobai-indgas-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-indgas-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-indgas-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-indgas-case {\r\n    background: #fff;\r\n    border: 1px solid var(--z-line);\r\n    border-radius: 24px;\r\n    padding: 28px;\r\n    box-shadow: 0 14px 38px rgba(18, 31, 42, 0.06);\r\n  }\r\n\r\n  .zobai-indgas-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-indgas-case h3 {\r\n    margin: 0;\r\n    font-size: 24px;\r\n    color: var(--z-ink);\r\n    line-height: 1.25;\r\n  }\r\n\r\n  .zobai-indgas-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-indgas-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-indgas-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-indgas-case-data b {\r\n    color: var(--z-ink);\r\n  }\r\n\r\n  .zobai-indgas-case p {\r\n    margin: 0;\r\n    color: #4d5863;\r\n    line-height: 1.7;\r\n  }\r\n\r\n  .zobai-indgas-accordion {\r\n    display: grid;\r\n    gap: 14px;\r\n  }\r\n\r\n  .zobai-indgas-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-indgas-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-indgas-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-indgas-acc-item.is-open .zobai-indgas-acc-btn span {\r\n    transform: rotate(45deg);\r\n  }\r\n\r\n  .zobai-indgas-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-indgas-acc-item.is-open .zobai-indgas-acc-body {\r\n    display: block;\r\n  }\r\n\r\n  .zobai-indgas-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-indgas-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-indgas-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-indgas-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-indgas-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-indgas-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-indgas-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-indgas-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-indgas-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-indgas-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-indgas-rfq-grid {\r\n    display: grid;\r\n    grid-template-columns: 1fr 1fr;\r\n    gap: 10px;\r\n  }\r\n\r\n  .zobai-indgas-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-indgas-btn-row {\r\n    display: flex;\r\n    flex-wrap: wrap;\r\n    gap: 14px;\r\n  }\r\n\r\n  .zobai-indgas-btn {\r\n    display: inline-flex;\r\n    align-items: center;\r\n    justify-content: center;\r\n    min-height: 48px;\r\n    border-radius: 12px;\r\n    padding: 0 22px;\r\n    text-decoration: none;\r\n    font-weight: 850;\r\n    transition: transform 0.18s ease, opacity 0.18s ease;\r\n  }\r\n\r\n  .zobai-indgas-btn:hover {\r\n    transform: translateY(-2px);\r\n    opacity: 0.92;\r\n  }\r\n\r\n  .zobai-indgas-btn-primary {\r\n    background: #ffc400;\r\n    color: #18201f;\r\n  }\r\n\r\n  .zobai-indgas-btn-secondary {\r\n    background: rgba(255,255,255,0.12);\r\n    color: #fff;\r\n    border: 1px solid rgba(255,255,255,0.32);\r\n  }\r\n\r\n  .zobai-indgas-note {\r\n    margin-top: 18px;\r\n    color: #66727f;\r\n    font-size: 14px;\r\n    line-height: 1.6;\r\n  }\r\n\r\n  @media (max-width: 1024px) {\r\n    .zobai-indgas-span-3,\r\n    .zobai-indgas-span-4,\r\n    .zobai-indgas-span-5,\r\n    .zobai-indgas-span-6,\r\n    .zobai-indgas-span-7,\r\n    .zobai-indgas-span-8,\r\n    .zobai-indgas-span-12 {\r\n      grid-column: span 12;\r\n    }\r\n\r\n    .zobai-indgas-kpi,\r\n    .zobai-indgas-link-grid {\r\n      grid-template-columns: 1fr;\r\n    }\r\n\r\n    .zobai-indgas-rfq {\r\n      grid-template-columns: 1fr;\r\n    }\r\n  }\r\n\r\n  @media (max-width: 640px) {\r\n    .zobai-indgas-section {\r\n      padding: 58px 18px;\r\n    }\r\n\r\n    .zobai-indgas-card,\r\n    .zobai-indgas-hero-panel,\r\n    .zobai-indgas-rfq,\r\n    .zobai-indgas-case {\r\n      padding: 26px 20px;\r\n      border-radius: 24px;\r\n    }\r\n\r\n    .zobai-indgas-flow-item {\r\n      grid-template-columns: 1fr;\r\n    }\r\n\r\n    .zobai-indgas-case-top {\r\n      flex-direction: column;\r\n    }\r\n\r\n    .zobai-indgas-case-data {\r\n      grid-template-columns: 1fr;\r\n    }\r\n\r\n    .zobai-indgas-rfq-grid {\r\n      grid-template-columns: 1fr;\r\n    }\r\n  }\r\n<\/style>\r\n\r\n<div class=\"zobai-indgas-page\">\r\n\r\n  <section class=\"zobai-indgas-section\">\r\n    <div class=\"zobai-indgas-hero-panel\">\r\n      <div class=\"zobai-indgas-eyebrow\">Industrial Gas Pressure Relief<\/div>\r\n      <h2>Industrial Gas Safety Valves for Cryogenic, Oxygen-Clean and High-Pressure Systems<\/h2>\r\n      <p>\r\n        Industrial gas safety valves protect oxygen, nitrogen, argon, hydrogen, helium, carbon dioxide, compressed air, mixed gas, cryogenic liquid storage, vaporizers, cylinder filling manifolds, pressure reducing stations and gas distribution skids from overpressure. The correct PSV or PRV is selected from gas properties, phase condition, set pressure, relieving capacity, temperature, cleanliness requirement, back pressure, material compatibility and discharge safety.\r\n      <\/p>\r\n\r\n      <div class=\"zobai-indgas-kpi\">\r\n        <div class=\"zobai-indgas-kpi-item\">\r\n          <strong>Core Equipment<\/strong>\r\n          <span>Cryogenic tanks, vaporizers, compressors, manifolds and gas skids<\/span>\r\n        <\/div>\r\n        <div class=\"zobai-indgas-kpi-item\">\r\n          <strong>Key Relief Cases<\/strong>\r\n          <span>Thermal expansion, regulator failure, blocked outlet and fire exposure<\/span>\r\n        <\/div>\r\n        <div class=\"zobai-indgas-kpi-item\">\r\n          <strong>Service Risks<\/strong>\r\n          <span>Oxygen cleanliness, cryogenic temperature, hydrogen leakage and high pressure<\/span>\r\n        <\/div>\r\n        <div class=\"zobai-indgas-kpi-item\">\r\n          <strong>RFQ Output<\/strong>\r\n          <span>Datasheet, gas type, cleanliness note, capacity basis and test documents<\/span>\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-indgas-section zobai-indgas-section-soft\">\r\n    <div class=\"zobai-indgas-eyebrow\">Industry Applications<\/div>\r\n    <h2 class=\"zobai-indgas-title\">Where Safety Valves Are Used in Industrial Gas Systems<\/h2>\r\n    <p class=\"zobai-indgas-lead\">\r\n      Industrial gas pressure relief applications vary widely. A liquid oxygen vaporizer valve, nitrogen blanketing valve, hydrogen compressor discharge PSV and CO\u2082 storage relief valve may all protect gas systems, but their material, cleanliness, leakage and temperature requirements are very different.\r\n    <\/p>\r\n\r\n    <div class=\"zobai-indgas-grid\">\r\n      <div class=\"zobai-indgas-card zobai-indgas-span-4\">\r\n        <h3>Oxygen Systems<\/h3>\r\n        <p>\r\n          Used on oxygen storage, vaporizers, pressure reducing stations, oxygen manifolds and process supply lines. Selection must consider oxygen cleanliness, material compatibility, ignition risk, soft seat compatibility and contamination control.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-card zobai-indgas-span-4\">\r\n        <h3>Nitrogen & Argon Systems<\/h3>\r\n        <p>\r\n          Used on inert gas storage, cryogenic tanks, vaporizers, blanketing systems and distribution headers. Main checks include cryogenic temperature, thermal relief, regulator failure, trapped liquid and asphyxiation-safe discharge.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-card zobai-indgas-span-4\">\r\n        <h3>Hydrogen Systems<\/h3>\r\n        <p>\r\n          Used on hydrogen compressors, storage bundles, tube trailers, pressure reduction skids and fuel cell supply systems. High pressure, leakage, embrittlement risk, vent routing and ignition control must be reviewed.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-card zobai-indgas-span-4\">\r\n        <h3>CO\u2082 Systems<\/h3>\r\n        <p>\r\n          Used on liquid CO\u2082 tanks, vaporizers, beverage gas systems, dry ice systems and process supply skids. Phase change, dry ice formation, low temperature and blocked discharge risk are important.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-card zobai-indgas-span-4\">\r\n        <h3>Cylinder Filling & Manifolds<\/h3>\r\n        <p>\r\n          Used on filling headers, cascade systems, pressure regulators and test manifolds. Selection should check maximum filling pressure, regulator failure, adiabatic compression and safe venting.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-card zobai-indgas-span-4\">\r\n        <h3>Air Separation & Utility Gas<\/h3>\r\n        <p>\r\n          Used on ASU packages, compressed air receivers, instrument air, nitrogen skids, argon recovery and gas purification systems. Utility gas still needs verified capacity, material and set pressure data.\r\n        <\/p>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-indgas-section\">\r\n    <div class=\"zobai-indgas-eyebrow\">Relief Case Analysis<\/div>\r\n    <h2 class=\"zobai-indgas-title\">Industrial Gas PSV Selection Starts With the Pressure Rise Cause<\/h2>\r\n    <p class=\"zobai-indgas-lead\">\r\n      Industrial gas overpressure can come from trapped cryogenic liquid, vaporizer heat input, regulator failure, compressor upset, blocked outlet, external fire or liquid expansion. The governing case decides the required relieving capacity and valve configuration.\r\n    <\/p>\r\n\r\n    <div class=\"zobai-indgas-flow\">\r\n      <div class=\"zobai-indgas-flow-item\">\r\n        <div class=\"zobai-indgas-flow-num\">01<\/div>\r\n        <div>\r\n          <h3>Thermal Expansion of Trapped Cryogenic Liquid<\/h3>\r\n          <p>\r\n            Liquid oxygen, liquid nitrogen or liquid argon trapped between closed valves can expand rapidly as heat enters the line. Thermal relief valves must be installed where blocked-in cryogenic liquid can occur.\r\n          <\/p>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-flow-item\">\r\n        <div class=\"zobai-indgas-flow-num\">02<\/div>\r\n        <div>\r\n          <h3>Vaporizer Heat Input<\/h3>\r\n          <p>\r\n            Ambient vaporizers, steam-heated vaporizers and electric vaporizers can generate gas flow even when downstream demand is reduced. Relief sizing should check vaporizer capacity, outlet blockage and downstream pressure limit.\r\n          <\/p>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-flow-item\">\r\n        <div class=\"zobai-indgas-flow-num\">03<\/div>\r\n        <div>\r\n          <h3>Pressure Regulator Failure<\/h3>\r\n          <p>\r\n            A failed regulator can expose low-pressure distribution piping, analyzers, laboratory lines, blanketed vessels or process users to high supply pressure. The valve must protect the weakest downstream pressure boundary.\r\n          <\/p>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-flow-item\">\r\n        <div class=\"zobai-indgas-flow-num\">04<\/div>\r\n        <div>\r\n          <h3>Compressor Discharge Overpressure<\/h3>\r\n          <p>\r\n            Hydrogen, nitrogen, oxygen-free gas or compressed air compressors may create high discharge pressure during blocked outlet or control failure. Vibration, pulsation, heat, leakage and seat tightness should be reviewed.\r\n          <\/p>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-flow-item\">\r\n        <div class=\"zobai-indgas-flow-num\">05<\/div>\r\n        <div>\r\n          <h3>Fire Exposure or External Heating<\/h3>\r\n          <p>\r\n            Cylinders, storage vessels, receiver tanks and gas containers exposed to external heating can experience pressure rise. Fire case review should include vessel type, gas inventory, protected volume and discharge direction.\r\n          <\/p>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-flow-item\">\r\n        <div class=\"zobai-indgas-flow-num\">06<\/div>\r\n        <div>\r\n          <h3>Dry Ice or Solid Formation in CO\u2082 Service<\/h3>\r\n          <p>\r\n            CO\u2082 relief can involve low temperature and possible solid formation depending on pressure drop and discharge conditions. Outlet routing, material selection and blockage risk should be reviewed before quotation.\r\n          <\/p>\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-indgas-section zobai-indgas-section-soft\">\r\n    <div class=\"zobai-indgas-eyebrow\">Application Case Data<\/div>\r\n    <h2 class=\"zobai-indgas-title\">Industrial Gas Safety Valve Application Cases with Typical RFQ Data<\/h2>\r\n    <p class=\"zobai-indgas-lead\">\r\n      These application cases show how industrial gas safety valve requirements are commonly described before model selection. Final sizing must be confirmed by project datasheet, applicable code, verified relief calculation and site safety review.\r\n    <\/p>\r\n\r\n    <div class=\"zobai-indgas-grid\">\r\n      <div class=\"zobai-indgas-case zobai-indgas-span-6\">\r\n        <div class=\"zobai-indgas-case-top\">\r\n          <h3>Case 1: Liquid Oxygen Vaporizer Outlet PSV<\/h3>\r\n          <span class=\"zobai-indgas-case-tag\">Oxygen Clean<\/span>\r\n        <\/div>\r\n        <div class=\"zobai-indgas-case-data\">\r\n          <div><b>Protected equipment:<\/b> LOX vaporizer outlet line<\/div>\r\n          <div><b>Medium:<\/b> Oxygen gas after vaporization<\/div>\r\n          <div><b>Liquid temperature:<\/b> Approx. -183\u00b0C at normal boiling point<\/div>\r\n          <div><b>Normal outlet pressure:<\/b> 16 barg<\/div>\r\n          <div><b>Set pressure:<\/b> 20 barg<\/div>\r\n          <div><b>Relief cause:<\/b> Blocked outlet or regulator failure<\/div>\r\n          <div><b>Discharge:<\/b> Safe outdoor oxygen vent location<\/div>\r\n          <div><b>Key review:<\/b> Oxygen cleaning, non-contaminated assembly, material and soft seat compatibility<\/div>\r\n        <\/div>\r\n        <p>\r\n          Oxygen service must be specified with cleanliness and compatibility requirements. Oil, grease, incompatible soft materials or contaminated parts can create serious ignition risk. The RFQ should clearly state oxygen service and any cleaning, degreasing or packaging requirements.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-case zobai-indgas-span-6\">\r\n        <div class=\"zobai-indgas-case-top\">\r\n          <h3>Case 2: Liquid Nitrogen Transfer Line Thermal Relief<\/h3>\r\n          <span class=\"zobai-indgas-case-tag\">Cryogenic Thermal Relief<\/span>\r\n        <\/div>\r\n        <div class=\"zobai-indgas-case-data\">\r\n          <div><b>Protected equipment:<\/b> Blocked-in LIN transfer line<\/div>\r\n          <div><b>Medium:<\/b> Liquid nitrogen<\/div>\r\n          <div><b>Liquid temperature:<\/b> Approx. -196\u00b0C at normal boiling point<\/div>\r\n          <div><b>Relief cause:<\/b> Trapped liquid expansion<\/div>\r\n          <div><b>Set pressure:<\/b> Below protected line design limit<\/div>\r\n          <div><b>Discharge:<\/b> Safe outdoor vent or return system<\/div>\r\n          <div><b>Material focus:<\/b> Low-temperature toughness<\/div>\r\n          <div><b>Key review:<\/b> Cryogenic material, blocked liquid volume, outlet ice formation and safe venting<\/div>\r\n        <\/div>\r\n        <p>\r\n          Cryogenic thermal relief valves are often small, but the service is severe. Material toughness, sealing behavior, outlet icing and safe discharge location should be reviewed before selecting the valve.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-case zobai-indgas-span-6\">\r\n        <div class=\"zobai-indgas-case-top\">\r\n          <h3>Case 3: Hydrogen Compressor Discharge Safety Valve<\/h3>\r\n          <span class=\"zobai-indgas-case-tag\">High Pressure Gas<\/span>\r\n        <\/div>\r\n        <div class=\"zobai-indgas-case-data\">\r\n          <div><b>Protected equipment:<\/b> Hydrogen compressor discharge line<\/div>\r\n          <div><b>Medium:<\/b> Dry hydrogen gas<\/div>\r\n          <div><b>Normal pressure:<\/b> 200 barg<\/div>\r\n          <div><b>Set pressure:<\/b> 250 barg<\/div>\r\n          <div><b>Relieving temperature:<\/b> 60\u2013120\u00b0C<\/div>\r\n          <div><b>Relief cause:<\/b> Blocked outlet or control failure<\/div>\r\n          <div><b>Discharge:<\/b> Dedicated elevated hydrogen vent<\/div>\r\n          <div><b>Key review:<\/b> Leakage tightness, material compatibility, vibration, ignition-safe venting and certified capacity<\/div>\r\n        <\/div>\r\n        <p>\r\n          Hydrogen service requires careful attention to leakage, vent routing and material behavior. The valve should not be selected only from pressure class. Seat tightness, connection standard, discharge direction and maintenance access should be reviewed together.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-case zobai-indgas-span-6\">\r\n        <div class=\"zobai-indgas-case-top\">\r\n          <h3>Case 4: CO\u2082 Storage Tank Relief Valve<\/h3>\r\n          <span class=\"zobai-indgas-case-tag\">Phase Change<\/span>\r\n        <\/div>\r\n        <div class=\"zobai-indgas-case-data\">\r\n          <div><b>Protected equipment:<\/b> Liquid CO\u2082 storage vessel<\/div>\r\n          <div><b>Medium:<\/b> Carbon dioxide liquid and vapor<\/div>\r\n          <div><b>Normal pressure:<\/b> Site-specific saturation pressure<\/div>\r\n          <div><b>Set pressure:<\/b> Vessel datasheet value<\/div>\r\n          <div><b>Relief cause:<\/b> Heat input or blocked outlet<\/div>\r\n          <div><b>Discharge:<\/b> Safe outdoor vent location<\/div>\r\n          <div><b>Material focus:<\/b> Low-temperature service and discharge behavior<\/div>\r\n          <div><b>Key review:<\/b> Dry ice formation, vent blockage, discharge noise and asphyxiation risk<\/div>\r\n        <\/div>\r\n        <p>\r\n          CO\u2082 relief can cool rapidly during expansion and may create solid formation under some discharge conditions. Outlet design should avoid blockage and route gas away from occupied or poorly ventilated areas.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-case zobai-indgas-span-6\">\r\n        <div class=\"zobai-indgas-case-top\">\r\n          <h3>Case 5: Argon Cryogenic Tank Economizer \/ Relief System<\/h3>\r\n          <span class=\"zobai-indgas-case-tag\">Inert Cryogenic Gas<\/span>\r\n        <\/div>\r\n        <div class=\"zobai-indgas-case-data\">\r\n          <div><b>Protected equipment:<\/b> Liquid argon tank or supply package<\/div>\r\n          <div><b>Medium:<\/b> Liquid argon and argon vapor<\/div>\r\n          <div><b>Liquid temperature:<\/b> Approx. -186\u00b0C at normal boiling point<\/div>\r\n          <div><b>Relief cause:<\/b> Heat leak, blocked vent or pressure build-up<\/div>\r\n          <div><b>Set pressure:<\/b> Tank design and project value<\/div>\r\n          <div><b>Discharge:<\/b> Safe outdoor vent<\/div>\r\n          <div><b>Material focus:<\/b> Cryogenic toughness and oxygen compatibility if mixed service exists<\/div>\r\n          <div><b>Key review:<\/b> Asphyxiation-safe venting, low-temperature material and frost management<\/div>\r\n        <\/div>\r\n        <p>\r\n          Argon is inert but can displace oxygen in enclosed areas. Relief discharge should be routed outdoors or to a safe location. Cryogenic temperature, frost formation and maintenance access remain important.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-case zobai-indgas-span-6\">\r\n        <div class=\"zobai-indgas-case-top\">\r\n          <h3>Case 6: Cylinder Filling Manifold Safety Valve<\/h3>\r\n          <span class=\"zobai-indgas-case-tag\">Filling Header Protection<\/span>\r\n        <\/div>\r\n        <div class=\"zobai-indgas-case-data\">\r\n          <div><b>Protected equipment:<\/b> High-pressure filling manifold<\/div>\r\n          <div><b>Medium:<\/b> Oxygen, nitrogen, argon, helium or mixed gas<\/div>\r\n          <div><b>Normal pressure:<\/b> 150\u2013300 barg depending on gas<\/div>\r\n          <div><b>Set pressure:<\/b> Manifold design pressure basis<\/div>\r\n          <div><b>Relief cause:<\/b> Regulator failure or filling control failure<\/div>\r\n          <div><b>Discharge:<\/b> Safe vent manifold or outdoor discharge<\/div>\r\n          <div><b>Material focus:<\/b> Gas compatibility and cleanliness<\/div>\r\n          <div><b>Key review:<\/b> Filling pressure, gas identification, seat tightness, vibration and vent direction<\/div>\r\n        <\/div>\r\n        <p>\r\n          Cylinder filling systems require gas-specific review. Oxygen filling requires cleanliness control, while high-pressure inert or helium service may require tight leakage control and confirmed connection standards.\r\n        <\/p>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-indgas-section\">\r\n    <div class=\"zobai-indgas-eyebrow\">Service Data Matrix<\/div>\r\n    <h2 class=\"zobai-indgas-title\">Industrial Gas Safety Valve Data Matrix<\/h2>\r\n\r\n    <div class=\"zobai-indgas-table-wrap\">\r\n      <table class=\"zobai-indgas-table\">\r\n        <thead>\r\n          <tr>\r\n            <th>Industrial Gas Service<\/th>\r\n            <th>Typical Medium<\/th>\r\n            <th>Temperature \/ Pressure Concern<\/th>\r\n            <th>Common Relief Cause<\/th>\r\n            <th>Required Engineering Check<\/th>\r\n            <th>Risk if Missed<\/th>\r\n          <\/tr>\r\n        <\/thead>\r\n        <tbody>\r\n          <tr>\r\n            <td>Oxygen supply<\/td>\r\n            <td>O\u2082 gas, liquid oxygen<\/td>\r\n            <td>Oxygen-clean assembly; LOX near -183\u00b0C<\/td>\r\n            <td>Blocked outlet, regulator failure, vaporizer overpressure<\/td>\r\n            <td>Cleaning, degreasing, material compatibility, seat material and vent location<\/td>\r\n            <td>Ignition risk, contamination or incompatible soft materials<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Nitrogen cryogenic<\/td>\r\n            <td>Liquid nitrogen, nitrogen gas<\/td>\r\n            <td>LIN near -196\u00b0C; asphyxiation hazard<\/td>\r\n            <td>Trapped liquid expansion, heat leak, regulator failure<\/td>\r\n            <td>Low-temperature material, thermal relief, vent routing and outlet icing<\/td>\r\n            <td>Line rupture, embrittlement or unsafe indoor venting<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Argon cryogenic<\/td>\r\n            <td>Liquid argon, argon gas<\/td>\r\n            <td>LAr near -186\u00b0C; inert gas accumulation<\/td>\r\n            <td>Heat leak, blocked vent, trapped liquid expansion<\/td>\r\n            <td>Cryogenic material, frost management and safe outdoor discharge<\/td>\r\n            <td>Asphyxiation risk or low-temperature leakage<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Hydrogen compression<\/td>\r\n            <td>Hydrogen gas<\/td>\r\n            <td>High pressure, low molecular weight, leakage sensitivity<\/td>\r\n            <td>Blocked outlet, compressor control failure<\/td>\r\n            <td>Seat tightness, material compatibility, vent stack, vibration and ignition control<\/td>\r\n            <td>Leakage, ignition risk or unstable relief<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>CO\u2082 storage<\/td>\r\n            <td>Liquid CO\u2082, CO\u2082 vapor<\/td>\r\n            <td>Low temperature during expansion; possible solid formation<\/td>\r\n            <td>Heat input, blocked outlet, pressure build-up<\/td>\r\n            <td>Discharge route, dry ice formation, asphyxiation risk and noise<\/td>\r\n            <td>Vent blockage or unsafe gas accumulation<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Compressed air and utility gas<\/td>\r\n            <td>Air, nitrogen, instrument gas, mixed gas<\/td>\r\n            <td>Receiver pressure, compressor discharge temperature<\/td>\r\n            <td>Compressor overpressure, blocked outlet, regulator failure<\/td>\r\n            <td>Capacity, set pressure, seat tightness, vibration and outlet direction<\/td>\r\n            <td>Receiver overpressure or repeated leakage<\/td>\r\n          <\/tr>\r\n        <\/tbody>\r\n      <\/table>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-indgas-section zobai-indgas-section-soft\">\r\n    <div class=\"zobai-indgas-eyebrow\">Selection Framework<\/div>\r\n    <h2 class=\"zobai-indgas-title\">How to Specify an Industrial Gas Safety Valve Correctly<\/h2>\r\n\r\n    <div class=\"zobai-indgas-grid\">\r\n      <div class=\"zobai-indgas-card zobai-indgas-span-6\">\r\n        <h3>1. Identify the gas and phase<\/h3>\r\n        <p>\r\n          State whether the service is oxygen, nitrogen, argon, hydrogen, helium, CO\u2082, compressed air or mixed gas. Also state whether the valve sees gas, cryogenic liquid, flashing flow or two-phase relief.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-card zobai-indgas-span-6\">\r\n        <h3>2. Confirm the protected equipment<\/h3>\r\n        <p>\r\n          Identify cryogenic tank, vaporizer, compressor, receiver, cylinder manifold, regulator skid, pipeline section or low-pressure user. The weakest protected pressure boundary decides the set pressure limit.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-card zobai-indgas-span-6\">\r\n        <h3>3. Define the relief scenario<\/h3>\r\n        <p>\r\n          Relief may come from trapped liquid expansion, vaporizer heat input, regulator failure, compressor overpressure, blocked outlet, external fire or storage heat leak. Capacity depends on the governing case.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-card zobai-indgas-span-6\">\r\n        <h3>4. Review cleanliness and compatibility<\/h3>\r\n        <p>\r\n          Oxygen service requires special cleanliness control and compatible materials. Hydrogen requires leakage and material review. Cryogenic fluids require low-temperature material toughness and seal behavior review.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-card zobai-indgas-span-6\">\r\n        <h3>5. Review discharge location<\/h3>\r\n        <p>\r\n          Oxygen, hydrogen, CO\u2082 and inert gases require different discharge planning. Hydrogen needs ignition-safe venting; inert gases and CO\u2082 need asphyxiation-safe routing; oxygen should be vented away from combustible contamination risk.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-card zobai-indgas-span-6\">\r\n        <h3>6. Confirm tests and documents<\/h3>\r\n        <p>\r\n          Industrial gas projects often require datasheets, set pressure calibration, pressure test records, seat tightness test, material certificates, oxygen cleaning certificate, low-temperature material note or special packing documents.\r\n        <\/p>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-indgas-section\">\r\n    <div class=\"zobai-indgas-eyebrow\">Installation & Discharge<\/div>\r\n    <h2 class=\"zobai-indgas-title\">Industrial Gas Safety Valves Must Be Reviewed With Venting and Piping<\/h2>\r\n\r\n    <div class=\"zobai-indgas-grid\">\r\n      <div class=\"zobai-indgas-card zobai-indgas-span-7\">\r\n        <h3>Why the outlet route matters<\/h3>\r\n        <p>\r\n          Industrial gases can create different hazards after relief. Oxygen enrichment can increase combustion risk. Hydrogen requires ignition-safe venting. Nitrogen, argon and CO\u2082 can displace oxygen in poorly ventilated spaces. Cryogenic discharge can create frost, ice, brittle material exposure and visibility reduction.\r\n        <\/p>\r\n        <p>\r\n          The safety valve should be reviewed with inlet pressure loss, outlet back pressure, vent stack height, weather protection, drainage, icing, pipe support, maintenance access and site ventilation.\r\n        <\/p>\r\n        <div class=\"zobai-indgas-chip-row\">\r\n          <span class=\"zobai-indgas-chip\">Oxygen Cleaning<\/span>\r\n          <span class=\"zobai-indgas-chip\">Cryogenic Venting<\/span>\r\n          <span class=\"zobai-indgas-chip\">Hydrogen Vent Stack<\/span>\r\n          <span class=\"zobai-indgas-chip\">Asphyxiation Safety<\/span>\r\n          <span class=\"zobai-indgas-chip\">Outlet Icing<\/span>\r\n          <span class=\"zobai-indgas-chip\">Regulator Failure<\/span>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-card zobai-indgas-span-5\">\r\n        <h3>Field installation checks<\/h3>\r\n        <ul class=\"zobai-indgas-list\">\r\n          <li>Keep inlet pressure loss within the project design limit.<\/li>\r\n          <li>Route hydrogen relief to an ignition-safe outdoor vent location.<\/li>\r\n          <li>Route nitrogen, argon and CO\u2082 relief away from occupied or low-ventilation areas.<\/li>\r\n          <li>Prevent oxygen relief from contacting oil, grease or combustible contamination.<\/li>\r\n          <li>Check outlet icing, frost formation and low-temperature exposure.<\/li>\r\n          <li>Support outlet piping without loading the valve body.<\/li>\r\n          <li>Provide maintenance access for testing, cleaning and valve replacement.<\/li>\r\n        <\/ul>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-indgas-section zobai-indgas-section-soft\">\r\n    <div class=\"zobai-indgas-eyebrow\">Standards & Documentation<\/div>\r\n    <h2 class=\"zobai-indgas-title\">Standards and Documents to Confirm Before Ordering<\/h2>\r\n\r\n    <div class=\"zobai-indgas-grid\">\r\n      <div class=\"zobai-indgas-card zobai-indgas-span-6\">\r\n        <h3>Common standard references<\/h3>\r\n        <p>\r\n          Industrial gas safety valve specifications may reference API, ASME, ISO, EN, GB, CGA, EIGA or owner standards depending on the equipment, region, gas type and project requirement. The applicable standard should be confirmed before quotation.\r\n        <\/p>\r\n        <ul class=\"zobai-indgas-list\">\r\n          <li><a href=\"\/standards\/api-520\/\">API 520<\/a> for pressure-relieving device sizing and selection reference where required by the project.<\/li>\r\n          <li><a href=\"\/standards\/api-521\/\">API 521<\/a> for pressure-relieving and depressuring system review where applicable.<\/li>\r\n          <li><a href=\"\/standards\/api-527\/\">API 527<\/a> when seat tightness testing is required.<\/li>\r\n          <li>ASME BPVC or local pressure vessel requirements for receivers, tanks and pressure equipment.<\/li>\r\n          <li>ISO 4126 references when project specifications require excessive pressure protection safety valve standards.<\/li>\r\n          <li>Oxygen cleaning, cryogenic material, hydrogen venting and gas supplier specifications where required.<\/li>\r\n        <\/ul>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-card zobai-indgas-span-6\">\r\n        <h3>Typical document package<\/h3>\r\n        <p>\r\n          Documentation should be agreed before manufacturing, especially for oxygen service, cryogenic service, hydrogen service, cylinder filling systems and high-pressure gas skids.\r\n        <\/p>\r\n        <ul class=\"zobai-indgas-list\">\r\n          <li>Technical datasheet with model, size, orifice, set pressure and connection.<\/li>\r\n          <li>Sizing calculation or certified relieving capacity confirmation.<\/li>\r\n          <li>Set pressure calibration record.<\/li>\r\n          <li>Pressure test report and seat tightness test report when required.<\/li>\r\n          <li>Material certificate for pressure-retaining parts and trim when specified.<\/li>\r\n          <li>Oxygen cleaning, degreasing or cleanliness certificate when specified.<\/li>\r\n          <li>Low-temperature material note or cryogenic service confirmation when required.<\/li>\r\n          <li>Nameplate, tag number and project marking confirmation.<\/li>\r\n        <\/ul>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-indgas-section\">\r\n    <div class=\"zobai-indgas-eyebrow\">RFQ Checklist<\/div>\r\n    <h2 class=\"zobai-indgas-title\">Industrial Gas Safety Valve RFQ Data Checklist<\/h2>\r\n\r\n    <div class=\"zobai-indgas-table-wrap\">\r\n      <table class=\"zobai-indgas-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>Gas type<\/td>\r\n            <td>Determines material, cleanliness, leakage and discharge safety.<\/td>\r\n            <td>O\u2082, N\u2082, Ar, H\u2082, He, CO\u2082, compressed air, mixed gas<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Fluid phase<\/td>\r\n            <td>Affects sizing, material and temperature requirements.<\/td>\r\n            <td>Gas, cryogenic liquid, vaporizing liquid, two-phase relief<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Protected equipment<\/td>\r\n            <td>Defines pressure boundary and overpressure source.<\/td>\r\n            <td>Cryogenic tank, vaporizer, compressor, manifold, receiver, regulator skid<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Relief scenario<\/td>\r\n            <td>Determines required relieving capacity.<\/td>\r\n            <td>Thermal expansion, regulator failure, blocked outlet, compressor upset<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Set pressure<\/td>\r\n            <td>Defines valve opening pressure.<\/td>\r\n            <td>10 barg, 20 barg, 50 barg, 250 barg<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Operating pressure<\/td>\r\n            <td>Confirms operating margin and leakage risk.<\/td>\r\n            <td>Normal and maximum operating pressure<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Required relieving capacity<\/td>\r\n            <td>Confirms whether the selected valve can protect the system.<\/td>\r\n            <td>Nm\u00b3\/h, SCFM, kg\/h, SLPM, t\/h<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Relieving temperature<\/td>\r\n            <td>Affects material, seals and pressure rating.<\/td>\r\n            <td>-196\u00b0C, -183\u00b0C, ambient, 120\u00b0C<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Cleanliness requirement<\/td>\r\n            <td>Critical for oxygen and high-purity gas systems.<\/td>\r\n            <td>Oxygen cleaned, oil-free, degreased, special packing<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Back pressure<\/td>\r\n            <td>Influences capacity and valve stability.<\/td>\r\n            <td>Atmospheric vent, common vent header, flare, recovery system<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Material requirement<\/td>\r\n            <td>Prevents embrittlement, leakage and compatibility failure.<\/td>\r\n            <td>316L, brass, bronze, Monel, low-temperature stainless steel, special trim<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Required documents<\/td>\r\n            <td>Avoids delays after purchase order.<\/td>\r\n            <td>Datasheet, drawing, MTC, calibration report, pressure test, cleaning certificate<\/td>\r\n          <\/tr>\r\n        <\/tbody>\r\n      <\/table>\r\n    <\/div>\r\n\r\n    <p class=\"zobai-indgas-note\">\r\n      Final selection must be confirmed by project datasheet, gas supplier requirements, process conditions, applicable code, verified sizing basis and engineering review.\r\n    <\/p>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-indgas-section zobai-indgas-section-soft\">\r\n    <div class=\"zobai-indgas-eyebrow\">Selection Errors<\/div>\r\n    <h2 class=\"zobai-indgas-title\">Common Industrial Gas Safety Valve Selection Mistakes<\/h2>\r\n\r\n    <div class=\"zobai-indgas-grid\">\r\n      <div class=\"zobai-indgas-card zobai-indgas-span-4\">\r\n        <h3>Forgetting oxygen cleaning<\/h3>\r\n        <p>\r\n          Oxygen valves should be specified with cleanliness and compatible materials. A standard valve can be unsafe if oil, grease or incompatible soft parts are present.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-card zobai-indgas-span-4\">\r\n        <h3>Missing trapped cryogenic liquid relief<\/h3>\r\n        <p>\r\n          Cryogenic liquid trapped between isolation valves can create severe overpressure as heat enters the line. Thermal relief is required wherever blocked-in liquid can occur.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-card zobai-indgas-span-4\">\r\n        <h3>Venting inert gas indoors<\/h3>\r\n        <p>\r\n          Nitrogen, argon and CO\u2082 can displace oxygen in enclosed spaces. Relief discharge should be routed to a safe, ventilated location.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-card zobai-indgas-span-4\">\r\n        <h3>Treating hydrogen as normal air service<\/h3>\r\n        <p>\r\n          Hydrogen has high leakage sensitivity and ignition risk. Seat tightness, material compatibility, vent routing and connection quality must be reviewed.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-card zobai-indgas-span-4\">\r\n        <h3>Ignoring CO\u2082 solid formation risk<\/h3>\r\n        <p>\r\n          CO\u2082 expansion can create very low temperature and possible solid formation. Outlet blockage, vent direction and material behavior should be reviewed.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-card zobai-indgas-span-4\">\r\n        <h3>Replacing by pressure rating only<\/h3>\r\n        <p>\r\n          A replacement valve should match gas type, cleanliness, capacity, set pressure, temperature, material, connection, discharge arrangement and documentation requirements.\r\n        <\/p>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-indgas-section\">\r\n    <div class=\"zobai-indgas-eyebrow\">Related Engineering Resources<\/div>\r\n    <h2 class=\"zobai-indgas-title\">Continue Your Industrial Gas Pressure Relief Review<\/h2>\r\n    <p class=\"zobai-indgas-lead\">\r\n      These related pages help move from industrial gas application requirements to detailed safety valve selection, sizing, medium-specific review and service-condition confirmation.\r\n    <\/p>\r\n\r\n    <div class=\"zobai-indgas-link-grid\">\r\n      <a class=\"zobai-indgas-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-indgas-link-card\" href=\"\/engineering\/safety-valve-sizing\/\">\r\n        <strong>Safety Valve Sizing<\/strong>\r\n        <span>Review required capacity, orifice selection, pressure data and sizing inputs before RFQ.<\/span>\r\n      <\/a>\r\n\r\n      <a class=\"zobai-indgas-link-card\" href=\"\/applications\/cryogenic-service\/\">\r\n        <strong>Cryogenic Safety Valves<\/strong>\r\n        <span>For liquid oxygen, liquid nitrogen, liquid argon, LNG-like low-temperature service and thermal relief.<\/span>\r\n      <\/a>\r\n\r\n      <a class=\"zobai-indgas-link-card\" href=\"\/medium\/oxygen\/\">\r\n        <strong>Oxygen Safety Valves<\/strong>\r\n        <span>For oxygen-clean service, material compatibility, degreasing and safe oxygen venting.<\/span>\r\n      <\/a>\r\n\r\n      <a class=\"zobai-indgas-link-card\" href=\"\/medium\/nitrogen\/\">\r\n        <strong>Nitrogen Safety Valves<\/strong>\r\n        <span>For liquid nitrogen, nitrogen blanketing, inert gas skids and pressure reducing systems.<\/span>\r\n      <\/a>\r\n\r\n      <a class=\"zobai-indgas-link-card\" href=\"\/medium\/hydrogen\/\">\r\n        <strong>Hydrogen Safety Valves<\/strong>\r\n        <span>For high-pressure hydrogen, compressor discharge, vent stacks and leakage-sensitive applications.<\/span>\r\n      <\/a>\r\n\r\n      <a class=\"zobai-indgas-link-card\" href=\"\/applications\/high-pressure\/\">\r\n        <strong>High Pressure Service<\/strong>\r\n        <span>For compressed gas, cylinder filling, hydrogen packages and high-pressure manifold systems.<\/span>\r\n      <\/a>\r\n\r\n      <a class=\"zobai-indgas-link-card\" href=\"\/equipment\/compressors\/\">\r\n        <strong>Compressor Safety Valves<\/strong>\r\n        <span>For air, nitrogen, hydrogen, helium and process gas compressor discharge protection.<\/span>\r\n      <\/a>\r\n\r\n      <a class=\"zobai-indgas-link-card\" href=\"\/equipment\/pressure-vessels\/\">\r\n        <strong>Pressure Vessel Safety Valves<\/strong>\r\n        <span>For receivers, cryogenic storage, buffer vessels, tube bundles and industrial gas pressure equipment.<\/span>\r\n      <\/a>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-indgas-section zobai-indgas-section-soft\">\r\n    <div class=\"zobai-indgas-eyebrow\">FAQ<\/div>\r\n    <h2 class=\"zobai-indgas-title\">Industrial Gas Safety Valve FAQ<\/h2>\r\n\r\n    <div class=\"zobai-indgas-accordion\" data-zobai-indgas-accordion>\r\n      <div class=\"zobai-indgas-acc-item is-open\">\r\n        <button class=\"zobai-indgas-acc-btn\" type=\"button\">What is the most important factor when selecting an industrial gas safety valve? <span>+<\/span><\/button>\r\n        <div class=\"zobai-indgas-acc-body\">\r\n          The most important factor is the gas service condition. Oxygen cleanliness, cryogenic temperature, hydrogen leakage, CO\u2082 phase behavior, regulator failure and trapped liquid expansion can create very different safety valve requirements.\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-acc-item\">\r\n        <button class=\"zobai-indgas-acc-btn\" type=\"button\">Why does oxygen service need special valve preparation? <span>+<\/span><\/button>\r\n        <div class=\"zobai-indgas-acc-body\">\r\n          Oxygen service can react dangerously with oil, grease or incompatible materials. Oxygen safety valves should be specified with compatible materials, cleaned parts, degreased assembly and suitable packaging when required by the project.\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-acc-item\">\r\n        <button class=\"zobai-indgas-acc-btn\" type=\"button\">Why is thermal relief important for cryogenic liquid lines? <span>+<\/span><\/button>\r\n        <div class=\"zobai-indgas-acc-body\">\r\n          Cryogenic liquid trapped between closed valves can expand as heat enters the line. Even a short blocked-in section can create high pressure, so thermal relief valves are needed where liquid oxygen, nitrogen or argon can be isolated.\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-acc-item\">\r\n        <button class=\"zobai-indgas-acc-btn\" type=\"button\">What data is required for an industrial gas safety valve quotation? <span>+<\/span><\/button>\r\n        <div class=\"zobai-indgas-acc-body\">\r\n          Provide gas type, fluid phase, protected equipment, relief scenario, set pressure, operating pressure, required relieving capacity, relieving temperature, cleanliness requirement, back pressure, material requirement, connection and required documents.\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-acc-item\">\r\n        <button class=\"zobai-indgas-acc-btn\" type=\"button\">Can a replacement industrial gas PSV be selected by pressure rating only? <span>+<\/span><\/button>\r\n        <div class=\"zobai-indgas-acc-body\">\r\n          No. Replacement should confirm gas type, cleanliness, cryogenic or high-pressure service, required capacity, set pressure, material compatibility, connection, discharge arrangement, seat tightness and documentation requirements.\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-indgas-section\">\r\n    <div class=\"zobai-indgas-rfq\">\r\n      <div>\r\n        <div class=\"zobai-indgas-eyebrow\">Engineering RFQ Support<\/div>\r\n        <h2>Prepare a Complete Industrial Gas PSV Datasheet Before Quotation<\/h2>\r\n        <p>\r\n          Send the gas type, phase, protected equipment, relief scenario, set pressure, operating pressure, required capacity, temperature, cleanliness requirement, back pressure, material requirement, connection standard and required documents. A complete datasheet helps avoid unsafe assumptions and speeds up engineering review.\r\n        <\/p>\r\n        <div class=\"zobai-indgas-btn-row\">\r\n          <a class=\"zobai-indgas-btn zobai-indgas-btn-primary\" href=\"\/contact\/\">Request Engineering Quote<\/a>\r\n          <a class=\"zobai-indgas-btn zobai-indgas-btn-secondary\" href=\"\/ask-an-engineer\/\">Ask an Engineer<\/a>\r\n          <a class=\"zobai-indgas-btn zobai-indgas-btn-secondary\" href=\"\/catalog-pdf\/\">Download Catalog PDF<\/a>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-indgas-rfq-box\">\r\n        <h3>Minimum RFQ data<\/h3>\r\n        <div class=\"zobai-indgas-rfq-grid\">\r\n          <div class=\"zobai-indgas-rfq-item\">Gas Type<\/div>\r\n          <div class=\"zobai-indgas-rfq-item\">Fluid Phase<\/div>\r\n          <div class=\"zobai-indgas-rfq-item\">Protected Equipment<\/div>\r\n          <div class=\"zobai-indgas-rfq-item\">Relief Scenario<\/div>\r\n          <div class=\"zobai-indgas-rfq-item\">Set Pressure<\/div>\r\n          <div class=\"zobai-indgas-rfq-item\">Operating Pressure<\/div>\r\n          <div class=\"zobai-indgas-rfq-item\">Required Capacity<\/div>\r\n          <div class=\"zobai-indgas-rfq-item\">Temperature<\/div>\r\n          <div class=\"zobai-indgas-rfq-item\">Cleanliness<\/div>\r\n          <div class=\"zobai-indgas-rfq-item\">Material<\/div>\r\n          <div class=\"zobai-indgas-rfq-item\">Connection<\/div>\r\n          <div class=\"zobai-indgas-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-indgas-accordion]');\r\n    accordions.forEach(function (accordion) {\r\n      var items = accordion.querySelectorAll('.zobai-indgas-acc-item');\r\n\r\n      items.forEach(function (item) {\r\n        var button = item.querySelector('.zobai-indgas-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 important factor when selecting an industrial gas safety valve?\",\r\n      \"acceptedAnswer\": {\r\n        \"@type\": \"Answer\",\r\n        \"text\": \"The most important factor is the gas service condition. Oxygen cleanliness, cryogenic temperature, hydrogen leakage, CO2 phase behavior, regulator failure and trapped liquid expansion can create very different safety valve requirements.\"\r\n      }\r\n    },\r\n    {\r\n      \"@type\": \"Question\",\r\n      \"name\": \"Why does oxygen service need special valve preparation?\",\r\n      \"acceptedAnswer\": {\r\n        \"@type\": \"Answer\",\r\n        \"text\": \"Oxygen service can react dangerously with oil, grease or incompatible materials. Oxygen safety valves should be specified with compatible materials, cleaned parts, degreased assembly and suitable packaging when required by the project.\"\r\n      }\r\n    },\r\n    {\r\n      \"@type\": \"Question\",\r\n      \"name\": \"Why is thermal relief important for cryogenic liquid lines?\",\r\n      \"acceptedAnswer\": {\r\n        \"@type\": \"Answer\",\r\n        \"text\": \"Cryogenic liquid trapped between closed valves can expand as heat enters the line. Even a short blocked-in section can create high pressure, so thermal relief valves are needed where liquid oxygen, nitrogen or argon can be isolated.\"\r\n      }\r\n    },\r\n    {\r\n      \"@type\": \"Question\",\r\n      \"name\": \"What data is required for an industrial gas safety valve quotation?\",\r\n      \"acceptedAnswer\": {\r\n        \"@type\": \"Answer\",\r\n        \"text\": \"Provide gas type, fluid phase, protected equipment, relief scenario, set pressure, operating pressure, required relieving capacity, relieving temperature, cleanliness requirement, back pressure, material requirement, connection and required documents.\"\r\n      }\r\n    },\r\n    {\r\n      \"@type\": \"Question\",\r\n      \"name\": \"Can a replacement industrial gas PSV be selected by pressure rating only?\",\r\n      \"acceptedAnswer\": {\r\n        \"@type\": \"Answer\",\r\n        \"text\": \"No. Replacement should confirm gas type, cleanliness, cryogenic or high-pressure service, required capacity, set pressure, material compatibility, connection, discharge arrangement, seat tightness and documentation requirements.\"\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-66e1f13a e-con-full e-flex cmsmasters-block-default e-con e-parent\" data-id=\"66e1f13a\" 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-40c992ee 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=\"40c992ee\" 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-52259dfd e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"52259dfd\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-96ce1f2 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"96ce1f2\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-10551da6 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=\"10551da6\" 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-2fa041a2 elementor-widget__width-initial cmsmasters-block-default cmsmasters-sticky-default elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"2fa041a2\" 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-8c5aaa0 elementor-widget__width-initial cmsmasters-block-default cmsmasters-sticky-default elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"8c5aaa0\" 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-1c64766 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=\"1c64766\" 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 of 4\">\n\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6716cf4 e-flex e-con-boxed cmsmasters-block-default e-con e-child\" data-id=\"6716cf4\" 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-7a594aa6 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"7a594aa6\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-3bf329d2 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"3bf329d2\" 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-2bbee78a e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"2bbee78a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-50c7b14c cmsmasters-clip-path-yes cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-image\" data-id=\"50c7b14c\" 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-2e7d8ebe e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"2e7d8ebe\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-fe1a43c e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"fe1a43c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e0821fb cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-heading\" data-id=\"e0821fb\" 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-4ae9015 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"4ae9015\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5e03caf6 cmsmasters-effect cmsmasters-effect-type-transform cmsmasters-effect-hover-type-element cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-button\" data-id=\"5e03caf6\" 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\/ru\/applications\/industrial-gas\/\">\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-546587a6 cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-text-editor\" data-id=\"546587a6\" 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=\"2 of 4\">\n\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-27065640 e-flex e-con-boxed cmsmasters-block-default e-con e-child\" data-id=\"27065640\" 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-15b75a6 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"15b75a6\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-4e29f30f e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"4e29f30f\" 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-30bad755 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"30bad755\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-49b50691 cmsmasters-clip-path-yes cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-image\" data-id=\"49b50691\" 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-6c1fd27f e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"6c1fd27f\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-7563c561 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"7563c561\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-20d8726c cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-heading\" data-id=\"20d8726c\" 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-7d724eb9 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"7d724eb9\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-49b469d5 cmsmasters-effect cmsmasters-effect-type-transform cmsmasters-effect-hover-type-element cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-button\" data-id=\"49b469d5\" 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\/ru\/applications\/industrial-gas\/\">\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-ceeeb8b cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-text-editor\" data-id=\"ceeeb8b\" 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=\"3 of 4\">\n\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1bca41a4 e-flex e-con-boxed cmsmasters-block-default e-con e-child\" data-id=\"1bca41a4\" 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-7d977516 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"7d977516\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-2eb65ac9 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"2eb65ac9\" 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-70508982 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"70508982\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5133d461 cmsmasters-clip-path-yes cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-image\" data-id=\"5133d461\" 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-21041983 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"21041983\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-553a8d14 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"553a8d14\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-44614c4b cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-heading\" data-id=\"44614c4b\" 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-4d314a90 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"4d314a90\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-717f6e5b cmsmasters-effect cmsmasters-effect-type-transform cmsmasters-effect-hover-type-element cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-button\" data-id=\"717f6e5b\" 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\/ru\/applications\/industrial-gas\/\">\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-3c3f0a7e cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-text-editor\" data-id=\"3c3f0a7e\" 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=\"4 of 4\">\n\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-580d7abe e-flex e-con-boxed cmsmasters-block-default e-con e-child\" data-id=\"580d7abe\" 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-44b7629d e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"44b7629d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-436f7b3f e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"436f7b3f\" 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-94a9a23 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"94a9a23\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4f273eb9 cmsmasters-clip-path-yes cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-image\" data-id=\"4f273eb9\" 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-59c0ad57 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"59c0ad57\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-6519171b e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"6519171b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-303fa629 cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-heading\" data-id=\"303fa629\" 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-1e9e76c7 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"1e9e76c7\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f551e23 cmsmasters-effect cmsmasters-effect-type-transform cmsmasters-effect-hover-type-element cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-button\" data-id=\"f551e23\" 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\/ru\/applications\/industrial-gas\/\">\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-661c1902 cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-text-editor\" data-id=\"661c1902\" 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=\"Previous\">\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=\"Next\">\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 Industrial Gas Safety Valves for Cryogenic, High-Pressure and Utility Gas Systems CONTACT SALES Industrial Gas Pressure Relief Industrial Gas Safety Valves for Cryogenic, Oxygen-Clean and High-Pressure Systems Industrial gas safety valves protect oxygen, nitrogen, argon, hydrogen, helium, carbon dioxide, compressed air, mixed gas, cryogenic liquid storage, vaporizers, cylinder filling manifolds, pressure reducing stations and&#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-53101","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/zobai.com\/ru\/wp-json\/wp\/v2\/pages\/53101","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/zobai.com\/ru\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/zobai.com\/ru\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/zobai.com\/ru\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/zobai.com\/ru\/wp-json\/wp\/v2\/comments?post=53101"}],"version-history":[{"count":4,"href":"https:\/\/zobai.com\/ru\/wp-json\/wp\/v2\/pages\/53101\/revisions"}],"predecessor-version":[{"id":53106,"href":"https:\/\/zobai.com\/ru\/wp-json\/wp\/v2\/pages\/53101\/revisions\/53106"}],"up":[{"embeddable":true,"href":"https:\/\/zobai.com\/ru\/wp-json\/wp\/v2\/pages\/52780"}],"wp:attachment":[{"href":"https:\/\/zobai.com\/ru\/wp-json\/wp\/v2\/media?parent=53101"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}