{"id":53129,"date":"2026-05-15T05:52:59","date_gmt":"2026-05-15T05:52:59","guid":{"rendered":"https:\/\/zobai.com\/?page_id=53129"},"modified":"2026-05-15T05:57:04","modified_gmt":"2026-05-15T05:57:04","slug":"pressure-vessels","status":"publish","type":"page","link":"https:\/\/zobai.com\/ar\/applications\/pressure-vessels\/","title":{"rendered":"\u0623\u0648\u0639\u064a\u0629 \u0627\u0644\u0636\u063a\u0637"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"53129\" class=\"elementor elementor-53129\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-17d97517 e-con-full e-flex cmsmasters-bg-hide-none cmsmasters-bg-hide-none cmsmasters-block-default e-con e-parent\" data-id=\"17d97517\" 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-2850e266 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"2850e266\" 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-70d1e717 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=\"70d1e717\" 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-383d3e18 elementor-widget__width-initial cmsmasters-block-default cmsmasters-sticky-default elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"383d3e18\" 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\">Pressure Vessel Safety Valves for Process, Storage and Utility Systems<\/h1>\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1e406343 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"1e406343\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1d33823d 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=\"1d33823d\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;cmsmasters-pop-in&quot;,&quot;_animation_delay&quot;:300}\" data-widget_type=\"cmsmasters-button.default\">\n\t\t\t\t\t<div class=\"elementor-widget-cmsmasters-button__button-container\"><div class=\"elementor-widget-cmsmasters-button__button-container-inner\"><a href=\"https:\/\/zobai.com\/ar\/?page_id=48437\" class=\"cmsmasters-button-link elementor-widget-cmsmasters-button__button cmsmasters-icon-view-default cmsmasters-icon-shape- cmsmasters-button-size-sm\" role=\"button\" tabindex=\"0\"><span class=\"elementor-widget-cmsmasters-button__content-wrapper cmsmasters-align-icon-right\"><span class=\"elementor-widget-cmsmasters-button__icon\"><i aria-hidden=\"true\" class=\"cmsmsdemo-icon- cmsms-demo-icon-arrows-1\"><\/i><\/span><span class=\"elementor-widget-cmsmasters-button__text\">CONTACT SALES<\/span><\/span><\/a><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-45583b59 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"45583b59\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-220531d5 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"220531d5\" 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-4e774c37 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=\"4e774c37\" 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-50d62e32 e-con-full e-flex cmsmasters-block-default e-con e-parent\" data-id=\"50d62e32\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-619e3e76 cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-html\" data-id=\"619e3e76\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<style>\r\n  .zobai-pv-page {\r\n    --z-green: #0fad87;\r\n    --z-green-dark: #087761;\r\n    --z-ink: #20242a;\r\n    --z-muted: #66727f;\r\n    --z-bg: #f3f4f5;\r\n    --z-card: #ffffff;\r\n    --z-line: #e3e8ec;\r\n    --z-soft: #eef8f5;\r\n    --z-dark: #102522;\r\n    --z-radius: 22px;\r\n    font-family: inherit;\r\n    color: var(--z-ink);\r\n    background: var(--z-bg);\r\n  }\r\n\r\n  .zobai-pv-page * {\r\n    box-sizing: border-box;\r\n  }\r\n\r\n  .zobai-pv-section {\r\n    max-width: 100%;\r\n    margin: 0 auto;\r\n    padding: 88px 80px;\r\n  }\r\n\r\n  .zobai-pv-section-soft {\r\n    background: #f8faf9;\r\n  }\r\n\r\n  .zobai-pv-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-pv-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-pv-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-pv-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-pv-grid {\r\n    display: grid;\r\n    grid-template-columns: repeat(12, 1fr);\r\n    gap: 28px;\r\n  }\r\n\r\n  .zobai-pv-span-4 { grid-column: span 4; }\r\n  .zobai-pv-span-5 { grid-column: span 5; }\r\n  .zobai-pv-span-6 { grid-column: span 6; }\r\n  .zobai-pv-span-7 { grid-column: span 7; }\r\n  .zobai-pv-span-12 { grid-column: span 12; }\r\n\r\n  .zobai-pv-card,\r\n  .zobai-pv-case {\r\n    background: var(--z-card);\r\n    border: 1px solid var(--z-line);\r\n    border-radius: var(--z-radius);\r\n    padding: 30px;\r\n    box-shadow: 0 14px 38px rgba(18, 31, 42, 0.06);\r\n  }\r\n\r\n  .zobai-pv-card h2,\r\n  .zobai-pv-card h3,\r\n  .zobai-pv-case h3 {\r\n    margin: 0 0 14px;\r\n    color: var(--z-ink);\r\n  }\r\n\r\n  .zobai-pv-card h3,\r\n  .zobai-pv-case h3 {\r\n    font-size: 24px;\r\n    line-height: 1.25;\r\n  }\r\n\r\n  .zobai-pv-card p,\r\n  .zobai-pv-case p {\r\n    font-size: 16px;\r\n    line-height: 1.72;\r\n    color: #48525d;\r\n    margin: 0 0 16px;\r\n  }\r\n\r\n  .zobai-pv-card p:last-child,\r\n  .zobai-pv-case p:last-child {\r\n    margin-bottom: 0;\r\n  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24px;\r\n    box-shadow: 0 12px 30px rgba(18, 31, 42, 0.04);\r\n  }\r\n\r\n  .zobai-pv-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-pv-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-pv-flow-item p {\r\n    margin: 0;\r\n    color: #4d5863;\r\n    line-height: 1.68;\r\n  }\r\n\r\n  .zobai-pv-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-pv-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-pv-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-pv-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-pv-table tr:nth-child(even) td {\r\n    background: #fbfcfc;\r\n  }\r\n\r\n  .zobai-pv-table tr:last-child td {\r\n    border-bottom: 0;\r\n  }\r\n\r\n  .zobai-pv-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-pv-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-pv-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-pv-case {\r\n    border-radius: 24px;\r\n    padding: 28px;\r\n  }\r\n\r\n  .zobai-pv-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-pv-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-pv-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-pv-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-pv-case-data b {\r\n    color: var(--z-ink);\r\n  }\r\n\r\n  .zobai-pv-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-pv-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-pv-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-pv-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-pv-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-pv-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-pv-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-pv-accordion {\r\n    display: grid;\r\n    gap: 14px;\r\n  }\r\n\r\n  .zobai-pv-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-pv-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-pv-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-pv-acc-item.is-open .zobai-pv-acc-btn span {\r\n    transform: rotate(45deg);\r\n  }\r\n\r\n  .zobai-pv-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-pv-acc-item.is-open .zobai-pv-acc-body {\r\n    display: block;\r\n  }\r\n\r\n  .zobai-pv-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-pv-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-pv-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-pv-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-pv-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-pv-rfq-grid {\r\n    display: grid;\r\n    grid-template-columns: 1fr 1fr;\r\n    gap: 10px;\r\n  }\r\n\r\n  .zobai-pv-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-pv-btn-row {\r\n    display: flex;\r\n    flex-wrap: wrap;\r\n    gap: 14px;\r\n  }\r\n\r\n  .zobai-pv-btn {\r\n    display: inline-flex;\r\n    align-items: center;\r\n    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}\r\n\r\n    .zobai-pv-rfq {\r\n      grid-template-columns: 1fr;\r\n    }\r\n  }\r\n\r\n  @media (max-width: 640px) {\r\n    .zobai-pv-section {\r\n      padding: 58px 18px;\r\n    }\r\n\r\n    .zobai-pv-card,\r\n    .zobai-pv-hero-panel,\r\n    .zobai-pv-rfq,\r\n    .zobai-pv-case {\r\n      padding: 26px 20px;\r\n      border-radius: 24px;\r\n    }\r\n\r\n    .zobai-pv-flow-item {\r\n      grid-template-columns: 1fr;\r\n    }\r\n\r\n    .zobai-pv-case-top {\r\n      flex-direction: column;\r\n    }\r\n\r\n    .zobai-pv-case-data {\r\n      grid-template-columns: 1fr;\r\n    }\r\n\r\n    .zobai-pv-rfq-grid {\r\n      grid-template-columns: 1fr;\r\n    }\r\n  }\r\n<\/style>\r\n\r\n<div class=\"zobai-pv-page\">\r\n\r\n  <section class=\"zobai-pv-section\">\r\n    <div class=\"zobai-pv-hero-panel\">\r\n      <div class=\"zobai-pv-eyebrow\">Pressure Vessel Protection<\/div>\r\n      <h2>Pressure Vessel Safety Valves for Process, Storage and Utility Overpressure Protection<\/h2>\r\n      <p>\r\n        Pressure vessel safety valves protect air receivers, separators, accumulators, reactors, storage vessels, buffer tanks, filter housings, heat exchanger shells, surge drums and utility receivers from overpressure. A correct PSV or PRV is selected from the vessel MAWP, design pressure, set pressure, governing relief case, required relieving capacity, medium phase, relieving temperature, back pressure, inlet pressure loss, material compatibility and documentation requirements.\r\n      <\/p>\r\n\r\n      <div class=\"zobai-pv-kpi\">\r\n        <div class=\"zobai-pv-kpi-item\">\r\n          <strong>Core Equipment<\/strong>\r\n          <span>Receivers, reactors, separators, tanks, drums and process vessels<\/span>\r\n        <\/div>\r\n        <div class=\"zobai-pv-kpi-item\">\r\n          <strong>Key Relief Cases<\/strong>\r\n          <span>Blocked outlet, fire exposure, thermal expansion and regulator failure<\/span>\r\n        <\/div>\r\n        <div class=\"zobai-pv-kpi-item\">\r\n          <strong>Engineering Focus<\/strong>\r\n          <span>MAWP, set pressure, capacity, phase, back pressure and installation<\/span>\r\n        <\/div>\r\n        <div class=\"zobai-pv-kpi-item\">\r\n          <strong>RFQ Output<\/strong>\r\n          <span>Datasheet, sizing basis, drawings, MTC and test records<\/span>\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-pv-section zobai-pv-section-soft\">\r\n    <div class=\"zobai-pv-eyebrow\">Vessel Applications<\/div>\r\n    <h2 class=\"zobai-pv-title\">Where Safety Valves Are Used on Pressure Vessels<\/h2>\r\n    <p class=\"zobai-pv-lead\">\r\n      Pressure vessels appear in almost every industrial plant, but their relief requirements vary by medium, vessel geometry, operating pressure, heat input, upstream source and discharge system. A compressed air receiver, LPG vessel, reactor and separator cannot be protected by one generic valve selection rule.\r\n    <\/p>\r\n\r\n    <div class=\"zobai-pv-grid\">\r\n      <div class=\"zobai-pv-card zobai-pv-span-4\">\r\n        <h3>Air Receivers and Gas Vessels<\/h3>\r\n        <p>\r\n          Used on compressed air receivers, nitrogen receivers, oxygen buffers, CO\u2082 vessels and process gas accumulators. Key checks include compressor capacity, regulator failure, gas cleanliness, seat tightness and safe venting.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-card zobai-pv-span-4\">\r\n        <h3>Separators, Knockout Drums and Surge Vessels<\/h3>\r\n        <p>\r\n          Used on oil and gas separators, condensate drums, scrubbers, flash vessels and surge tanks. Selection should review blocked outlet, fire exposure, liquid carryover, two-phase flow and flare back pressure.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-card zobai-pv-span-4\">\r\n        <h3>Reactors and Process Vessels<\/h3>\r\n        <p>\r\n          Used on chemical reactors, polymerization vessels, hydrogenation vessels, jacketed tanks and formulation vessels. Reaction gas generation, exothermic heat, solvent vapor and blocked vent cases must be reviewed.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-card zobai-pv-span-4\">\r\n        <h3>Storage Vessels and Receivers<\/h3>\r\n        <p>\r\n          Used on LPG bullets, solvent receivers, buffer tanks, hot water vessels and pressurized storage packages. Fire case, thermal expansion, filling condition and discharge location are central to selection.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-card zobai-pv-span-4\">\r\n        <h3>Heat Exchanger Shells and Reboilers<\/h3>\r\n        <p>\r\n          Used where a pressure vessel side can be overpressured by tube rupture, blocked cooling, steam-side failure or thermal expansion. Pressure differential and transient relief path should be checked.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-card zobai-pv-span-4\">\r\n        <h3>Filter Housings and Skid Vessels<\/h3>\r\n        <p>\r\n          Used on cartridge filters, coalescers, fuel gas filters, hydraulic accumulators, package skids and compact process vessels. Differential pressure, plugging, maintenance isolation and small-volume overpressure must be reviewed.\r\n        <\/p>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-pv-section\">\r\n    <div class=\"zobai-pv-eyebrow\">Relief Case Analysis<\/div>\r\n    <h2 class=\"zobai-pv-title\">Pressure Vessel PSV Selection Starts With the Overpressure Scenario<\/h2>\r\n    <p class=\"zobai-pv-lead\">\r\n      The vessel MAWP or design pressure defines the protection limit, but the required valve capacity comes from the credible overpressure case. A vessel may have several possible cases, and the largest governing case should control valve selection.\r\n    <\/p>\r\n\r\n    <div class=\"zobai-pv-flow\">\r\n      <div class=\"zobai-pv-flow-item\">\r\n        <div class=\"zobai-pv-flow-num\">01<\/div>\r\n        <div>\r\n          <h3>Blocked Outlet or Closed Valve<\/h3>\r\n          <p>\r\n            The vessel receives inflow while downstream flow is restricted. This case is common for separators, receivers, filter housings, drums, gas vessels and package skids. Required data include maximum inflow, medium phase, set pressure and discharge condition.\r\n          <\/p>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-flow-item\">\r\n        <div class=\"zobai-pv-flow-num\">02<\/div>\r\n        <div>\r\n          <h3>External Fire Exposure<\/h3>\r\n          <p>\r\n            Liquid-filled or partially filled vessels may generate vapor rapidly under fire exposure. Fire-case review should include wetted surface, fluid properties, vessel insulation, drainage condition and discharge system capacity.\r\n          <\/p>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-flow-item\">\r\n        <div class=\"zobai-pv-flow-num\">03<\/div>\r\n        <div>\r\n          <h3>Thermal Expansion of Trapped Liquid<\/h3>\r\n          <p>\r\n            Liquid trapped in a vessel section, jacket, coil, line or exchanger pocket can expand when heated. Thermal relief valves may be small, but they prevent very high pressure in blocked-in liquid volumes.\r\n          <\/p>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-flow-item\">\r\n        <div class=\"zobai-pv-flow-num\">04<\/div>\r\n        <div>\r\n          <h3>Regulator, Compressor or Pump Failure<\/h3>\r\n          <p>\r\n            A failed regulator, compressor control issue or pump deadhead can expose a vessel to pressure above its design limit. The valve should protect the lowest-rated component in the downstream system.\r\n          <\/p>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-flow-item\">\r\n        <div class=\"zobai-pv-flow-num\">05<\/div>\r\n        <div>\r\n          <h3>Heat Exchanger Tube Rupture<\/h3>\r\n          <p>\r\n            A high-pressure side can leak into a low-pressure vessel side after tube rupture. The review should include pressure differential, exchanger geometry, fluid phase, transient flow and downstream relief path.\r\n          <\/p>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-flow-item\">\r\n        <div class=\"zobai-pv-flow-num\">06<\/div>\r\n        <div>\r\n          <h3>Reaction, Vapor Generation or Gas Evolution<\/h3>\r\n          <p>\r\n            Reactors and process vessels may generate gas or vapor during reaction upset, heating, decomposition, foaming or solvent flashing. The selected valve must match the actual relief load and phase behavior.\r\n          <\/p>\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-pv-section zobai-pv-section-soft\">\r\n    <div class=\"zobai-pv-eyebrow\">Application Case Data<\/div>\r\n    <h2 class=\"zobai-pv-title\">Pressure Vessel Safety Valve Application Cases with Typical RFQ Data<\/h2>\r\n    <p class=\"zobai-pv-lead\">\r\n      These cases show how pressure vessel safety valve requirements are usually described before model selection. Final sizing must be confirmed by vessel datasheet, applicable code, verified relief calculation and engineering review.\r\n    <\/p>\r\n\r\n    <div class=\"zobai-pv-grid\">\r\n      <div class=\"zobai-pv-case zobai-pv-span-6\">\r\n        <div class=\"zobai-pv-case-top\">\r\n          <h3>Case 1: Compressed Air Receiver Safety Valve<\/h3>\r\n          <span class=\"zobai-pv-case-tag\">Air Receiver<\/span>\r\n        <\/div>\r\n        <div class=\"zobai-pv-case-data\">\r\n          <div><b>Protected equipment:<\/b> 5 m\u00b3 compressed air receiver<\/div>\r\n          <div><b>Medium:<\/b> Compressed air<\/div>\r\n          <div><b>MAWP:<\/b> 10 barg<\/div>\r\n          <div><b>Set pressure:<\/b> 10 barg<\/div>\r\n          <div><b>Normal pressure:<\/b> 7\u20138 barg<\/div>\r\n          <div><b>Relief cause:<\/b> Compressor control failure<\/div>\r\n          <div><b>Required data:<\/b> Compressor maximum flow<\/div>\r\n          <div><b>Key review:<\/b> Certified capacity, outlet direction, drainage and inspection access<\/div>\r\n        <\/div>\r\n        <p>\r\n          Air receiver valves are often replaced by connection size only, but the correct selection should verify compressor capacity, receiver MAWP, set pressure and discharge direction.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-case zobai-pv-span-6\">\r\n        <div class=\"zobai-pv-case-top\">\r\n          <h3>Case 2: Oil and Gas Separator PSV<\/h3>\r\n          <span class=\"zobai-pv-case-tag\">Blocked Outlet<\/span>\r\n        <\/div>\r\n        <div class=\"zobai-pv-case-data\">\r\n          <div><b>Protected equipment:<\/b> 3-phase production separator<\/div>\r\n          <div><b>Medium:<\/b> Natural gas, condensate and produced liquid<\/div>\r\n          <div><b>MAWP:<\/b> 16 barg<\/div>\r\n          <div><b>Set pressure:<\/b> 15 barg<\/div>\r\n          <div><b>Normal pressure:<\/b> 9\u201312 barg<\/div>\r\n          <div><b>Relief cause:<\/b> Blocked gas outlet or fire case<\/div>\r\n          <div><b>Discharge:<\/b> Flare header<\/div>\r\n          <div><b>Key review:<\/b> Gas capacity, two-phase potential, liquid carryover and back pressure<\/div>\r\n        <\/div>\r\n        <p>\r\n          Separator protection often requires more than one relief case. Blocked outlet may govern normal upset, while fire exposure may govern hydrocarbon liquid inventory. Flare back pressure can decide whether a conventional, bellows balanced or pilot operated valve is suitable.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-case zobai-pv-span-6\">\r\n        <div class=\"zobai-pv-case-top\">\r\n          <h3>Case 3: Jacketed Reactor Safety Valve<\/h3>\r\n          <span class=\"zobai-pv-case-tag\">Reaction Relief<\/span>\r\n        <\/div>\r\n        <div class=\"zobai-pv-case-data\">\r\n          <div><b>Protected equipment:<\/b> 3 m\u00b3 jacketed reactor<\/div>\r\n          <div><b>Medium:<\/b> Solvent vapor and reaction gas<\/div>\r\n          <div><b>MAWP:<\/b> 8 barg<\/div>\r\n          <div><b>Set pressure:<\/b> 7.5 barg<\/div>\r\n          <div><b>Relieving temperature:<\/b> 95\u2013140\u00b0C<\/div>\r\n          <div><b>Relief cause:<\/b> Exothermic reaction or blocked vent<\/div>\r\n          <div><b>Discharge:<\/b> Scrubber or closed collection<\/div>\r\n          <div><b>Key review:<\/b> Two-phase risk, fouling, corrosion and toxic discharge control<\/div>\r\n        <\/div>\r\n        <p>\r\n          Reactor PSVs should not be selected from normal vapor flow only. Reaction upset, foaming, solvent flashing and blocked vent cases can produce larger and more complex relief loads.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-case zobai-pv-span-6\">\r\n        <div class=\"zobai-pv-case-top\">\r\n          <h3>Case 4: LPG Storage Vessel Fire Case PSV<\/h3>\r\n          <span class=\"zobai-pv-case-tag\">Fire Exposure<\/span>\r\n        <\/div>\r\n        <div class=\"zobai-pv-case-data\">\r\n          <div><b>Protected equipment:<\/b> LPG bullet or storage vessel<\/div>\r\n          <div><b>Medium:<\/b> Propane \/ butane mixture<\/div>\r\n          <div><b>MAWP:<\/b> Project vessel datasheet value<\/div>\r\n          <div><b>Set pressure:<\/b> Vessel protection value<\/div>\r\n          <div><b>Relief cause:<\/b> External fire exposure<\/div>\r\n          <div><b>Required data:<\/b> Wetted surface and composition<\/div>\r\n          <div><b>Discharge:<\/b> Elevated safe discharge or flare<\/div>\r\n          <div><b>Key review:<\/b> Fire-case capacity, vapor pressure and reaction force<\/div>\r\n        <\/div>\r\n        <p>\r\n          LPG vessel relief is usually capacity-sensitive. The selected valve must be based on the governing relief case and vessel data, not only on existing nozzle size.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-case zobai-pv-span-6\">\r\n        <div class=\"zobai-pv-case-top\">\r\n          <h3>Case 5: Heat Exchanger Shell-Side PSV<\/h3>\r\n          <span class=\"zobai-pv-case-tag\">Tube Rupture<\/span>\r\n        <\/div>\r\n        <div class=\"zobai-pv-case-data\">\r\n          <div><b>Protected equipment:<\/b> Low-pressure shell side<\/div>\r\n          <div><b>Medium:<\/b> Cooling water or process liquid<\/div>\r\n          <div><b>MAWP:<\/b> 6 barg<\/div>\r\n          <div><b>Set pressure:<\/b> 5.8 barg<\/div>\r\n          <div><b>High-pressure side:<\/b> 30 barg process fluid<\/div>\r\n          <div><b>Relief cause:<\/b> Tube rupture<\/div>\r\n          <div><b>Discharge:<\/b> Safe drain or closed collection<\/div>\r\n          <div><b>Key review:<\/b> Pressure differential, transient flow and low-pressure side protection<\/div>\r\n        <\/div>\r\n        <p>\r\n          Tube rupture cases are often missed in replacement projects. A correct review needs exchanger data, pressure differential, fluid phase and downstream disposal route.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-case zobai-pv-span-6\">\r\n        <div class=\"zobai-pv-case-top\">\r\n          <h3>Case 6: Nitrogen Blanketed Process Vessel<\/h3>\r\n          <span class=\"zobai-pv-case-tag\">Regulator Failure<\/span>\r\n        <\/div>\r\n        <div class=\"zobai-pv-case-data\">\r\n          <div><b>Protected equipment:<\/b> Low-pressure process vessel<\/div>\r\n          <div><b>Medium:<\/b> Nitrogen and solvent vapor space<\/div>\r\n          <div><b>MAWP:<\/b> 1.5 barg<\/div>\r\n          <div><b>Set pressure:<\/b> 1.3 barg<\/div>\r\n          <div><b>Normal pressure:<\/b> 50\u2013100 mbar gauge<\/div>\r\n          <div><b>Relief cause:<\/b> Nitrogen regulator failure<\/div>\r\n          <div><b>Discharge:<\/b> Safe vent or vapor recovery<\/div>\r\n          <div><b>Key review:<\/b> Low-pressure accuracy, seat tightness and vent location<\/div>\r\n        <\/div>\r\n        <p>\r\n          Low-pressure vessels can be damaged by gas supply failure. The valve should protect the vessel MAWP, not the upstream gas supply rating.\r\n        <\/p>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-pv-section\">\r\n    <div class=\"zobai-pv-eyebrow\">Service Data Matrix<\/div>\r\n    <h2 class=\"zobai-pv-title\">Pressure Vessel Safety Valve Data Matrix<\/h2>\r\n\r\n    <div class=\"zobai-pv-table-wrap\">\r\n      <table class=\"zobai-pv-table\">\r\n        <thead>\r\n          <tr>\r\n            <th>Vessel Type<\/th>\r\n            <th>Typical Medium<\/th>\r\n            <th>Common Relief Cause<\/th>\r\n            <th>Required Engineering Check<\/th>\r\n            <th>Recommended Valve Review<\/th>\r\n            <th>Risk if Missed<\/th>\r\n          <\/tr>\r\n        <\/thead>\r\n        <tbody>\r\n          <tr>\r\n            <td>Air receiver<\/td>\r\n            <td>Compressed air, nitrogen, utility gas<\/td>\r\n            <td>Compressor control failure, regulator failure<\/td>\r\n            <td>Compressor capacity, receiver MAWP, set pressure<\/td>\r\n            <td>Spring-loaded safety valve with certified gas capacity<\/td>\r\n            <td>Receiver overpressure or undersized valve<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Separator or scrubber<\/td>\r\n            <td>Gas, vapor, condensate, two-phase stream<\/td>\r\n            <td>Blocked outlet, fire exposure, control failure<\/td>\r\n            <td>Phase behavior, liquid carryover, back pressure, flare header<\/td>\r\n            <td>Conventional, bellows balanced or pilot operated design review<\/td>\r\n            <td>Chatter, capacity loss or unsafe flare connection<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Reactor<\/td>\r\n            <td>Solvent vapor, reaction gas, foam, two-phase mixture<\/td>\r\n            <td>Runaway reaction, blocked vent, heating failure<\/td>\r\n            <td>Reaction relief load, temperature, toxic discharge, fouling<\/td>\r\n            <td>Material, discharge treatment and two-phase suitability review<\/td>\r\n            <td>Undersized PSV or unsafe process release<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Storage vessel<\/td>\r\n            <td>LPG, solvent, hot water, condensate, buffer fluid<\/td>\r\n            <td>Fire exposure, thermal expansion, overfilling<\/td>\r\n            <td>Wetted surface, fluid properties, vapor pressure, discharge direction<\/td>\r\n            <td>Fire-case and thermal relief capacity review<\/td>\r\n            <td>Insufficient fire-case capacity or unsafe discharge<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Heat exchanger shell<\/td>\r\n            <td>Process liquid, water, steam condensate, hydrocarbon<\/td>\r\n            <td>Tube rupture, blocked cooling, trapped liquid expansion<\/td>\r\n            <td>Pressure differential, exchanger geometry, transient flow<\/td>\r\n            <td>Relief scenario and downstream collection review<\/td>\r\n            <td>Low-pressure side overpressure<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Filter housing<\/td>\r\n            <td>Fuel gas, liquid chemical, hydraulic oil, compressed gas<\/td>\r\n            <td>Plugging, blocked outlet, pump deadhead<\/td>\r\n            <td>Maximum inlet pressure, differential pressure, maintenance isolation<\/td>\r\n            <td>Compact PSV or thermal relief valve review<\/td>\r\n            <td>Housing rupture or maintenance hazard<\/td>\r\n          <\/tr>\r\n        <\/tbody>\r\n      <\/table>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-pv-section zobai-pv-section-soft\">\r\n    <div class=\"zobai-pv-eyebrow\">Selection Framework<\/div>\r\n    <h2 class=\"zobai-pv-title\">How to Specify a Pressure Vessel Safety Valve Correctly<\/h2>\r\n\r\n    <div class=\"zobai-pv-grid\">\r\n      <div class=\"zobai-pv-card zobai-pv-span-6\">\r\n        <h3>1. Confirm vessel MAWP and design data<\/h3>\r\n        <p>\r\n          Start with the vessel datasheet, MAWP, design pressure, design temperature, test pressure, code basis, nozzle size, orientation and protected volume. The set pressure should protect the pressure boundary, not simply match an old valve nameplate.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-card zobai-pv-span-6\">\r\n        <h3>2. Identify all credible relief scenarios<\/h3>\r\n        <p>\r\n          Review blocked outlet, fire exposure, thermal expansion, regulator failure, compressor overpressure, pump deadhead, tube rupture and reaction relief. The selected valve must cover the governing relief case.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-card zobai-pv-span-6\">\r\n        <h3>3. Define medium and phase at relieving condition<\/h3>\r\n        <p>\r\n          Gas, vapor, liquid, flashing liquid and two-phase flow require different sizing inputs. Fluid name, molecular weight, specific gravity, viscosity, compressibility, temperature and composition should be provided when available.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-card zobai-pv-span-6\">\r\n        <h3>4. Check operating margin and leakage risk<\/h3>\r\n        <p>\r\n          Normal operating pressure should be reviewed against set pressure. Small margins can increase leakage, simmering or frequent cycling, especially in gas vessels, nitrogen blanketed vessels and compressor discharge systems.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-card zobai-pv-span-6\">\r\n        <h3>5. Review back pressure and piping layout<\/h3>\r\n        <p>\r\n          Discharge into a flare, scrubber, vent header or return line can create back pressure. Inlet pressure loss, outlet reaction force, drainage, pipe support and maintenance access affect actual valve performance.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-card zobai-pv-span-6\">\r\n        <h3>6. Confirm material and documentation<\/h3>\r\n        <p>\r\n          Body, trim, spring, bellows, gasket and soft seat materials should match medium, temperature and corrosion risk. Required documents should be confirmed before production to avoid inspection or commissioning delays.\r\n        <\/p>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-pv-section\">\r\n    <div class=\"zobai-pv-eyebrow\">Installation & Discharge<\/div>\r\n    <h2 class=\"zobai-pv-title\">Pressure Vessel Safety Valves Must Be Reviewed With Inlet and Outlet Piping<\/h2>\r\n\r\n    <div class=\"zobai-pv-grid\">\r\n      <div class=\"zobai-pv-card zobai-pv-span-7\">\r\n        <h3>Why installation changes valve performance<\/h3>\r\n        <p>\r\n          A safety valve is part of the vessel protection system. Excessive inlet pressure loss, long inlet piping, unsupported discharge piping, liquid pockets, closed outlet valves, high back pressure or poor drainage can reduce capacity or cause unstable operation.\r\n        <\/p>\r\n        <p>\r\n          Pressure vessel installations should be reviewed for short and direct inlet connection, safe discharge direction, pipe support, vent or flare back pressure, lifting device access, drainage, test access and maintenance clearance.\r\n        <\/p>\r\n        <div class=\"zobai-pv-chip-row\">\r\n          <span class=\"zobai-pv-chip\">MAWP Protection<\/span>\r\n          <span class=\"zobai-pv-chip\">Inlet Pressure Loss<\/span>\r\n          <span class=\"zobai-pv-chip\">Back Pressure<\/span>\r\n          <span class=\"zobai-pv-chip\">Discharge Reaction<\/span>\r\n          <span class=\"zobai-pv-chip\">Drainage<\/span>\r\n          <span class=\"zobai-pv-chip\">Maintenance Access<\/span>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-card zobai-pv-span-5\">\r\n        <h3>Field installation checks<\/h3>\r\n        <ul class=\"zobai-pv-list\">\r\n          <li>Install the valve close to the protected vessel where practical.<\/li>\r\n          <li>Keep inlet pressure loss within the project design limit.<\/li>\r\n          <li>Avoid isolation valves unless controlled by approved procedures and locking arrangements.<\/li>\r\n          <li>Support discharge piping without loading the valve body.<\/li>\r\n          <li>Route discharge to a safe vent, drain, flare, scrubber or collection system.<\/li>\r\n          <li>Prevent liquid pockets and blocked drains in outlet piping.<\/li>\r\n          <li>Provide access for testing, lifting device operation, recalibration and replacement.<\/li>\r\n        <\/ul>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-pv-section zobai-pv-section-soft\">\r\n    <div class=\"zobai-pv-eyebrow\">Standards & Documentation<\/div>\r\n    <h2 class=\"zobai-pv-title\">Standards and Documents to Confirm Before Ordering<\/h2>\r\n\r\n    <div class=\"zobai-pv-grid\">\r\n      <div class=\"zobai-pv-card zobai-pv-span-6\">\r\n        <h3>Common standard references<\/h3>\r\n        <p>\r\n          Pressure vessel safety valve specifications may reference ASME, API, ISO, EN, GB or owner standards depending on the vessel code basis, plant location, medium and inspection requirement. The applicable standard should be confirmed before quotation.\r\n        <\/p>\r\n        <ul class=\"zobai-pv-list\">\r\n          <li><a href=\"\/standards\/asme-section-viii\/\">ASME BPVC Section VIII<\/a> when the vessel is designed and constructed under ASME pressure vessel rules.<\/li>\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.<\/li>\r\n          <li><a href=\"\/standards\/api-526\/\">API 526<\/a> when flanged steel pressure relief valve dimensions and ratings are specified.<\/li>\r\n          <li><a href=\"\/standards\/api-527\/\">API 527<\/a> when seat tightness testing is required.<\/li>\r\n          <li>ISO 4126 references when excessive pressure protection safety valve standards are required.<\/li>\r\n          <li>Owner specifications for corrosive, cryogenic, toxic, sanitary, high-pressure or high-temperature service.<\/li>\r\n        <\/ul>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-card zobai-pv-span-6\">\r\n        <h3>Typical document package<\/h3>\r\n        <p>\r\n          Documentation should be agreed before manufacturing, especially for coded vessels, refinery units, chemical reactors, air receivers, LPG storage, gas processing and skid packages.\r\n        <\/p>\r\n        <ul class=\"zobai-pv-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 certificate.<\/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>General arrangement drawing, dimension, weight and discharge orientation.<\/li>\r\n          <li>Nameplate, tag number and project marking confirmation.<\/li>\r\n          <li>Inspection witness record, conformity certificate or owner-specific document package when required.<\/li>\r\n        <\/ul>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-pv-section\">\r\n    <div class=\"zobai-pv-eyebrow\">RFQ Checklist<\/div>\r\n    <h2 class=\"zobai-pv-title\">Pressure Vessel Safety Valve RFQ Data Checklist<\/h2>\r\n\r\n    <div class=\"zobai-pv-table-wrap\">\r\n      <table class=\"zobai-pv-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>Vessel type and tag number<\/td>\r\n            <td>Identifies protected equipment and documentation basis.<\/td>\r\n            <td>Air receiver V-101, separator S-201, reactor R-301<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>MAWP \/ design pressure<\/td>\r\n            <td>Defines the pressure boundary that must be protected.<\/td>\r\n            <td>10 barg, 16 barg, 150 psi, 2.5 MPa<\/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, 15 barg, 145 psi, 2.4 MPa<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Relief scenario<\/td>\r\n            <td>Determines required relieving capacity.<\/td>\r\n            <td>Blocked outlet, fire case, tube rupture, thermal expansion, regulator failure<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Medium and phase<\/td>\r\n            <td>Affects sizing method, material and discharge behavior.<\/td>\r\n            <td>Air, natural gas, steam, solvent vapor, LPG, liquid water, two-phase flow<\/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 valve can protect the vessel.<\/td>\r\n            <td>kg\/h, Nm\u00b3\/h, SCFM, t\/h, GPM, L\/min<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Relieving temperature<\/td>\r\n            <td>Affects material, spring, seal and pressure rating.<\/td>\r\n            <td>-196\u00b0C, ambient, 95\u00b0C, 250\u00b0C, 450\u00b0C<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Back pressure<\/td>\r\n            <td>Influences valve capacity and stability.<\/td>\r\n            <td>Atmospheric vent, flare header, scrubber, closed collection, return line<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Connection and rating<\/td>\r\n            <td>Ensures mechanical compatibility with vessel nozzle and piping.<\/td>\r\n            <td>RF flange, RTJ flange, NPT, BW, Class 150\u20132500, PN16\u2013PN160<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Material requirement<\/td>\r\n            <td>Prevents corrosion, embrittlement, leakage and compatibility failure.<\/td>\r\n            <td>Carbon steel, stainless steel, alloy, low-temperature material, PTFE seat<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Required documents<\/td>\r\n            <td>Avoids inspection, installation and commissioning delays.<\/td>\r\n            <td>Datasheet, drawing, MTC, calibration report, pressure test, seat tightness report<\/td>\r\n          <\/tr>\r\n        <\/tbody>\r\n      <\/table>\r\n    <\/div>\r\n\r\n    <p class=\"zobai-pv-note\">\r\n      Final selection must be confirmed by vessel datasheet, protected equipment MAWP, process conditions, applicable code, verified sizing basis and engineering review.\r\n    <\/p>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-pv-section zobai-pv-section-soft\">\r\n    <div class=\"zobai-pv-eyebrow\">Selection Errors<\/div>\r\n    <h2 class=\"zobai-pv-title\">Common Pressure Vessel Safety Valve Selection Mistakes<\/h2>\r\n\r\n    <div class=\"zobai-pv-grid\">\r\n      <div class=\"zobai-pv-card zobai-pv-span-4\">\r\n        <h3>Buying by connection size only<\/h3>\r\n        <p>\r\n          A valve that fits the vessel nozzle can still be undersized. Capacity must be verified against the governing relief case and certified flow data.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-card zobai-pv-span-4\">\r\n        <h3>Confusing design pressure and set pressure<\/h3>\r\n        <p>\r\n          The set pressure must protect the vessel MAWP and match the project code basis. It should not be guessed from normal operating pressure alone.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-card zobai-pv-span-4\">\r\n        <h3>Ignoring fire case<\/h3>\r\n        <p>\r\n          Hydrocarbon liquid vessels, solvent receivers and LPG storage may require fire-case relief review. Existing valve size does not prove fire-case capacity.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-card zobai-pv-span-4\">\r\n        <h3>Missing tube rupture<\/h3>\r\n        <p>\r\n          Low-pressure vessel sides connected to high-pressure exchangers can be exposed to severe overpressure after tube failure. This case should be checked with exchanger data.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-card zobai-pv-span-4\">\r\n        <h3>Ignoring back pressure<\/h3>\r\n        <p>\r\n          Flare headers, scrubbers and closed collection systems can affect valve capacity and stability. Back pressure can change the correct valve configuration.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-card zobai-pv-span-4\">\r\n        <h3>Replacing by old nameplate only<\/h3>\r\n        <p>\r\n          Nameplate data helps, but replacement should also confirm current medium, relief case, required capacity, material, back pressure and documentation requirements.\r\n        <\/p>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-pv-section\">\r\n    <div class=\"zobai-pv-eyebrow\">Related Engineering Resources<\/div>\r\n    <h2 class=\"zobai-pv-title\">Continue Your Pressure Vessel Relief Review<\/h2>\r\n    <p class=\"zobai-pv-lead\">\r\n      These related pages help move from vessel protection requirements to detailed safety valve selection, sizing, service-condition review and documentation preparation.\r\n    <\/p>\r\n\r\n    <div class=\"zobai-pv-link-grid\">\r\n      <a class=\"zobai-pv-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-pv-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-pv-link-card\" href=\"\/equipment\/reactors\/\">\r\n        <strong>Reactor Safety Valves<\/strong>\r\n        <span>For reaction relief, solvent vapor, two-phase flow, fouling and discharge treatment.<\/span>\r\n      <\/a>\r\n\r\n      <a class=\"zobai-pv-link-card\" href=\"\/equipment\/heat-exchangers\/\">\r\n        <strong>Heat Exchanger Safety Valves<\/strong>\r\n        <span>For tube rupture, thermal expansion, blocked cooling and low-pressure side protection.<\/span>\r\n      <\/a>\r\n\r\n      <a class=\"zobai-pv-link-card\" href=\"\/medium\/compressed-air\/\">\r\n        <strong>Compressed Air Safety Valves<\/strong>\r\n        <span>For air receivers, compressor packages, control air and utility air systems.<\/span>\r\n      <\/a>\r\n\r\n      <a class=\"zobai-pv-link-card\" href=\"\/applications\/high-back-pressure\/\">\r\n        <strong>High Back Pressure Service<\/strong>\r\n        <span>For vessels discharging to flare headers, scrubbers, closed vents or collection systems.<\/span>\r\n      <\/a>\r\n\r\n      <a class=\"zobai-pv-link-card\" href=\"\/applications\/corrosive-service\/\">\r\n        <strong>Corrosive Service<\/strong>\r\n        <span>For acids, alkalis, wet gas, sour gas, chlorides and aggressive process fluids.<\/span>\r\n      <\/a>\r\n\r\n      <a class=\"zobai-pv-link-card\" href=\"\/applications\/high-temperature\/\">\r\n        <strong>High Temperature Service<\/strong>\r\n        <span>For steam, hot oil, reactors, reboilers and elevated temperature pressure vessels.<\/span>\r\n      <\/a>\r\n\r\n      <a class=\"zobai-pv-link-card\" href=\"\/standards\/asme-section-viii\/\">\r\n        <strong>ASME Section VIII Pressure Vessels<\/strong>\r\n        <span>Review pressure vessel code basis, MAWP, set pressure and documentation expectations.<\/span>\r\n      <\/a>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-pv-section zobai-pv-section-soft\">\r\n    <div class=\"zobai-pv-eyebrow\">FAQ<\/div>\r\n    <h2 class=\"zobai-pv-title\">Pressure Vessel Safety Valve FAQ<\/h2>\r\n\r\n    <div class=\"zobai-pv-accordion\" data-zobai-pv-accordion>\r\n      <div class=\"zobai-pv-acc-item is-open\">\r\n        <button class=\"zobai-pv-acc-btn\" type=\"button\">What is the most important factor when selecting a pressure vessel safety valve? <span>+<\/span><\/button>\r\n        <div class=\"zobai-pv-acc-body\">\r\n          The most important factors are the vessel MAWP, set pressure and governing relief scenario. The valve must protect the pressure boundary and have enough certified capacity for the credible overpressure case.\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-acc-item\">\r\n        <button class=\"zobai-pv-acc-btn\" type=\"button\">Can a pressure vessel safety valve be selected by nozzle size only? <span>+<\/span><\/button>\r\n        <div class=\"zobai-pv-acc-body\">\r\n          No. Nozzle size only confirms mechanical fit. The valve must also match set pressure, required relieving capacity, medium, phase, temperature, material, back pressure and applicable documentation requirements.\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-acc-item\">\r\n        <button class=\"zobai-pv-acc-btn\" type=\"button\">What relief cases should be checked for pressure vessels? <span>+<\/span><\/button>\r\n        <div class=\"zobai-pv-acc-body\">\r\n          Common relief cases include blocked outlet, external fire exposure, thermal expansion, regulator failure, compressor overpressure, pump deadhead, heat exchanger tube rupture and reaction or vapor generation.\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-acc-item\">\r\n        <button class=\"zobai-pv-acc-btn\" type=\"button\">What data is required for a pressure vessel safety valve quotation? <span>+<\/span><\/button>\r\n        <div class=\"zobai-pv-acc-body\">\r\n          Provide vessel type, tag number, MAWP, set pressure, relief scenario, medium, phase, operating pressure, required capacity, relieving temperature, back pressure, connection, material requirement and required documents.\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-acc-item\">\r\n        <button class=\"zobai-pv-acc-btn\" type=\"button\">When should a bellows balanced or pilot operated valve be reviewed? <span>+<\/span><\/button>\r\n        <div class=\"zobai-pv-acc-body\">\r\n          A bellows balanced or pilot operated design should be reviewed when back pressure, operating pressure margin, capacity requirement or service condition makes a conventional spring-loaded valve unsuitable.\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"zobai-pv-section\">\r\n    <div class=\"zobai-pv-rfq\">\r\n      <div>\r\n        <div class=\"zobai-pv-eyebrow\">Engineering RFQ Support<\/div>\r\n        <h2>Prepare a Complete Pressure Vessel PSV Datasheet Before Quotation<\/h2>\r\n        <p>\r\n          Send the vessel datasheet, MAWP, set pressure, relief scenario, medium, phase, operating pressure, required capacity, relieving temperature, back pressure, connection standard, material requirement and required documents. A complete datasheet helps avoid unsafe assumptions and speeds up engineering review.\r\n        <\/p>\r\n        <div class=\"zobai-pv-btn-row\">\r\n          <a class=\"zobai-pv-btn zobai-pv-btn-primary\" href=\"\/contact\/\">Request Engineering Quote<\/a>\r\n          <a class=\"zobai-pv-btn zobai-pv-btn-secondary\" href=\"\/ask-an-engineer\/\">Ask an Engineer<\/a>\r\n          <a class=\"zobai-pv-btn zobai-pv-btn-secondary\" href=\"\/catalog-pdf\/\">Download Catalog PDF<\/a>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"zobai-pv-rfq-box\">\r\n        <h3>Minimum RFQ data<\/h3>\r\n        <div class=\"zobai-pv-rfq-grid\">\r\n          <div class=\"zobai-pv-rfq-item\">Vessel MAWP<\/div>\r\n          <div class=\"zobai-pv-rfq-item\">Set Pressure<\/div>\r\n          <div class=\"zobai-pv-rfq-item\">Relief Scenario<\/div>\r\n          <div class=\"zobai-pv-rfq-item\">Medium \/ Phase<\/div>\r\n          <div class=\"zobai-pv-rfq-item\">Operating Pressure<\/div>\r\n          <div class=\"zobai-pv-rfq-item\">Required Capacity<\/div>\r\n          <div class=\"zobai-pv-rfq-item\">Temperature<\/div>\r\n          <div class=\"zobai-pv-rfq-item\">Back Pressure<\/div>\r\n          <div class=\"zobai-pv-rfq-item\">Material<\/div>\r\n          <div class=\"zobai-pv-rfq-item\">Connection<\/div>\r\n          <div class=\"zobai-pv-rfq-item\">Code Basis<\/div>\r\n          <div class=\"zobai-pv-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-pv-accordion]');\r\n    accordions.forEach(function (accordion) {\r\n      var items = accordion.querySelectorAll('.zobai-pv-acc-item');\r\n\r\n      items.forEach(function (item) {\r\n        var button = item.querySelector('.zobai-pv-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 a pressure vessel safety valve?\",\r\n      \"acceptedAnswer\": {\r\n        \"@type\": \"Answer\",\r\n        \"text\": \"The most important factors are the vessel MAWP, set pressure and governing relief scenario. The valve must protect the pressure boundary and have enough certified capacity for the credible overpressure case.\"\r\n      }\r\n    },\r\n    {\r\n      \"@type\": \"Question\",\r\n      \"name\": \"Can a pressure vessel safety valve be selected by nozzle size only?\",\r\n      \"acceptedAnswer\": {\r\n        \"@type\": \"Answer\",\r\n        \"text\": \"No. Nozzle size only confirms mechanical fit. The valve must also match set pressure, required relieving capacity, medium, phase, temperature, material, back pressure and applicable documentation requirements.\"\r\n      }\r\n    },\r\n    {\r\n      \"@type\": \"Question\",\r\n      \"name\": \"What relief cases should be checked for pressure vessels?\",\r\n      \"acceptedAnswer\": {\r\n        \"@type\": \"Answer\",\r\n        \"text\": \"Common relief cases include blocked outlet, external fire exposure, thermal expansion, regulator failure, compressor overpressure, pump deadhead, heat exchanger tube rupture and reaction or vapor generation.\"\r\n      }\r\n    },\r\n    {\r\n      \"@type\": \"Question\",\r\n      \"name\": \"What data is required for a pressure vessel safety valve quotation?\",\r\n      \"acceptedAnswer\": {\r\n        \"@type\": \"Answer\",\r\n        \"text\": \"Provide vessel type, tag number, MAWP, set pressure, relief scenario, medium, phase, operating pressure, required capacity, relieving temperature, back pressure, connection, material requirement and required documents.\"\r\n      }\r\n    },\r\n    {\r\n      \"@type\": \"Question\",\r\n      \"name\": \"When should a bellows balanced or pilot operated valve be reviewed?\",\r\n      \"acceptedAnswer\": {\r\n        \"@type\": \"Answer\",\r\n        \"text\": \"A bellows balanced or pilot operated design should be reviewed when back pressure, operating pressure margin, capacity requirement or service condition makes a conventional spring-loaded valve unsuitable.\"\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-2387531f e-con-full e-flex cmsmasters-block-default e-con e-parent\" data-id=\"2387531f\" 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-12da3f03 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=\"12da3f03\" 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-4377a601 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"4377a601\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-362694b5 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"362694b5\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2dba570f 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=\"2dba570f\" 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-170b26ef elementor-widget__width-initial cmsmasters-block-default cmsmasters-sticky-default elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"170b26ef\" 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-6eae990c elementor-widget__width-initial cmsmasters-block-default cmsmasters-sticky-default elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"6eae990c\" 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-6db5a091 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=\"6db5a091\" 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 von 4\">\n\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9c9d62c e-flex e-con-boxed cmsmasters-block-default e-con e-child\" data-id=\"9c9d62c\" 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-4a2bb701 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"4a2bb701\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-282b884 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"282b884\" 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-6d504c60 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"6d504c60\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6d59edcf cmsmasters-clip-path-yes cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-image\" data-id=\"6d59edcf\" 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-14f27ca4 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"14f27ca4\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-4aa587f9 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"4aa587f9\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-dae7c1a cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-heading\" data-id=\"dae7c1a\" 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-144a1592 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"144a1592\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-57df9c38 cmsmasters-effect cmsmasters-effect-type-transform cmsmasters-effect-hover-type-element cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-button\" data-id=\"57df9c38\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;cms_transform_hover_type&quot;:&quot;element&quot;}\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/zobai.com\/ar\/applications\/pressure-vessels\/\">\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-28d79fb3 cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-text-editor\" data-id=\"28d79fb3\" 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 von 4\">\n\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d36636e e-flex e-con-boxed cmsmasters-block-default e-con e-child\" data-id=\"d36636e\" 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-7cb019cf e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"7cb019cf\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-75803c9 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"75803c9\" 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-b22a5d6 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"b22a5d6\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2a508371 cmsmasters-clip-path-yes cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-image\" data-id=\"2a508371\" 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-1478be83 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"1478be83\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-1da6e136 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"1da6e136\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6606b09f cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-heading\" data-id=\"6606b09f\" 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-1cf83e1e e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"1cf83e1e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-16e10fc4 cmsmasters-effect cmsmasters-effect-type-transform cmsmasters-effect-hover-type-element cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-button\" data-id=\"16e10fc4\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;cms_transform_hover_type&quot;:&quot;element&quot;}\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/zobai.com\/ar\/applications\/pressure-vessels\/\">\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-212f1057 cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-text-editor\" data-id=\"212f1057\" 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 von 4\">\n\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-62b9b444 e-flex e-con-boxed cmsmasters-block-default e-con e-child\" data-id=\"62b9b444\" 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-51a6203c e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"51a6203c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-31167a0c e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"31167a0c\" 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-7842b726 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"7842b726\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4c649838 cmsmasters-clip-path-yes cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-image\" data-id=\"4c649838\" 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-63f17a92 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"63f17a92\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-280349c3 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"280349c3\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a446617 cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-heading\" data-id=\"a446617\" 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-3b2d5f3b e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"3b2d5f3b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-32b62d35 cmsmasters-effect cmsmasters-effect-type-transform cmsmasters-effect-hover-type-element cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-button\" data-id=\"32b62d35\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;cms_transform_hover_type&quot;:&quot;element&quot;}\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/zobai.com\/ar\/applications\/pressure-vessels\/\">\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-224f35d4 cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-text-editor\" data-id=\"224f35d4\" 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 von 4\">\n\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5e58527e e-flex e-con-boxed cmsmasters-block-default e-con e-child\" data-id=\"5e58527e\" 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-1464d0cd e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"1464d0cd\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-257bcaa e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"257bcaa\" 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-4e8e9867 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"4e8e9867\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-75f8bbe5 cmsmasters-clip-path-yes cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-image\" data-id=\"75f8bbe5\" 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-1371d891 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"1371d891\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-2e11e530 e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"2e11e530\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2dcb2756 cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-heading\" data-id=\"2dcb2756\" 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-14ab69ca e-con-full e-flex cmsmasters-block-default e-con e-child\" data-id=\"14ab69ca\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2d6d13be cmsmasters-effect cmsmasters-effect-type-transform cmsmasters-effect-hover-type-element cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-button\" data-id=\"2d6d13be\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;cms_transform_hover_type&quot;:&quot;element&quot;}\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/zobai.com\/ar\/applications\/pressure-vessels\/\">\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-4003fe25 cmsmasters-block-default cmsmasters-sticky-default elementor-widget elementor-widget-text-editor\" data-id=\"4003fe25\" 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=\"Zur\u00fcck\">\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=\"Weiter\">\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 Pressure Vessel Safety Valves for Process, Storage and Utility Systems CONTACT SALES Pressure Vessel Protection Pressure Vessel Safety Valves for Process, Storage and Utility Overpressure Protection Pressure vessel safety valves protect air receivers, separators, accumulators, reactors, storage vessels, buffer tanks, filter housings, heat exchanger shells, surge drums and utility receivers from overpressure. A correct&#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-53129","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/pages\/53129","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/comments?post=53129"}],"version-history":[{"count":4,"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/pages\/53129\/revisions"}],"predecessor-version":[{"id":53134,"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/pages\/53129\/revisions\/53134"}],"up":[{"embeddable":true,"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/pages\/52780"}],"wp:attachment":[{"href":"https:\/\/zobai.com\/ar\/wp-json\/wp\/v2\/media?parent=53129"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}