<\/title>\n\t\t<style type=\"text\/css\">\n\t\t\t\/* \u6574\u4f53 *\/\n\t\t\t.blog-funfact {\n\t\t\t\t\/* \u5bbd\u5ea6 *\/\n\t\t\t\twidth: 70%;\n\t\t\t\t\/* \u80cc\u666f\u989c\u8272 *\/\n\t\t\t\tbackground-color: #D70C19;\n\t\t\t\t\/* \u5185\u8ddd *\/\n\t\t\t\tpadding: 2%;\n\t\t\t\t\/* \u5c45\u4e2d *\/\n margin:auto;\n\t\t\t\t\/* \u5b57\u53f7 *\/\n\t\t\t\tfont-size:24px;\n\t\t\t\tmin-width:350px;\n\t\t\t}\n\t\t\t\/* \u6807\u9898\u548c\u56fe\u6807 *\/\n\t\t\t.blog-funfact-title {\n\t\t\t\t\/* \u5de6\u5916\u8ddd *\/\n\t\t\t\tmargin-left: -5%;\n\t\t\t\t\/* \u56fe\u6807\u548c\u6807\u9898\u989c\u8272 *\/\n\t\t\t\tcolor: white;\n\t\t\t}\n\t\t\t\/* \u6b63\u6587 *\/\n\t\t\t.funfact-text {\n\t\t\t\t\/* \u5b57\u53f7 *\/\n\t\t\t\tfont-size:18px;\n\t\t\t\tcolor:white;\n\t\t\t}\n\t\t<\/style>\n\t<\/head>\n\t<body>\n\t\t<div class=\"blog-funfact\">\n\t\t\t<div class=\"blog-funfact-title\">\n\t\t\t\t<svg t=\"1710327629446\" class=\"icon\" viewBox=\"0 0 1024 1024\" version=\"1.1\"\n\t\t\t\t\txmlns=\"http:\/\/www.w3.org\/2000\/svg\" p-id=\"11465\" width=\"25\" height=\"25\">\n\t\t\t\t\t<path\n\t\t\t\t\t\td=\"M917.868 348.184c-10.134-8.68-26.422-8.68-59.034-8.68v207.5c32.612 0 48.9 0 59.034-8.68C928 529.644 928 515.672 928 487.728v-88.914c0-27.978 0-41.948-10.132-50.63zM238.304 588.332a123.95 123.95 0 0 1-1.97-6.744c13.14 5.464 27.32 8.44 42.088 8.44h28.808l73.28 222.784c6.296 19.16 33.306 14.42 33.306-5.88V595.974c21.924 4.74 43.436 12.036 64.6 20.992v189.966c0 96.834-128.892 119.556-158.98 28.014l-81.132-246.614z\"\n\t\t\t\t\t\tfill=\"#80b6ff\" p-id=\"11466\"><\/path>\n\t\t\t\t\t\t\n\t\t\t\t\t<path\n\t\t\t\t\t\td=\"M680.59 151.544c48.418-23.966 92.754-26.526 129.204-4.15 33.754 20.716 52.186 58.03 63.01 93.41 19.33 63.296 20.594 142.504 20.62 187.026v2.824c0 2.312-0.004 4.52-0.008 6.618v11.966c0.004 2.096 0.008 4.306 0.008 6.618v2.824c-0.026 44.52-1.29 123.73-20.62 187.026-10.824 35.378-29.256 72.694-63.01 93.408-36.45 22.376-80.786 19.818-129.204-4.15-21.994-10.892-44.266-22.824-66.26-34.582-4.98-2.664-9.96-5.326-14.906-7.954-27.044-14.456-53.846-28.428-80.96-40.74-54.33-24.692-107.76-41.604-162.438-41.604h-89.398C173.46 610.084 98 535.35 98 443.254c0-92.094 75.46-166.83 168.628-166.83h89.4c54.674 0 108.106-16.91 162.436-41.604 27.114-12.31 53.916-26.282 80.96-40.74 4.946-2.626 9.926-5.29 14.906-7.952 21.994-11.794 44.266-23.69 66.26-34.584z m94.24 51.494c-10.27-6.294-28.67-10.652-64.566 7.09-20.96 10.376-42.054 21.684-63.98 33.408l-0.068 0.034c-5.05 2.698-10.168 5.43-15.32 8.196-27.22 14.526-55.612 29.36-84.766 42.608-56.162 25.52-117.306 46.1-182.98 47.516V544.62c65.674 1.42 126.818 21.996 182.98 47.518 29.154 13.246 57.548 28.08 84.764 42.606 5.154 2.768 10.272 5.5 15.32 8.196l0.07 0.036c21.926 11.722 43.02 23.032 63.98 33.406 35.896 17.742 54.296 13.384 64.566 7.09 12.97-7.988 25.212-26.248 34.514-56.716 17.31-56.626 17.796-131.57 17.78-175.344v-12.34V435.1c0.016-43.774-0.47-118.72-17.78-175.344-9.302-30.468-21.544-48.728-34.514-56.718z m-477.976 138.92h-30.226c-56.474 0-102.332 45.306-102.332 101.296 0 55.99 45.858 101.296 102.332 101.296h30.226V341.96z\"\n\t\t\t\t\t\tfill=\"#80b6ff\" p-id=\"11467\"><\/path>\n\t\t\t\t\t\t\n\t\t\t\t<\/svg>\n\t\t\t\t\n\t\t\t\t<span>Benefit of Pressure Seal Globe Valve<\/span>\n\t\t\t<\/div>\n\t\t\t\n\t\t\t<p class=\"funfact-text\">> Tapered bonnet creates non-degrading stem\/body seal<br>\n\t\t\t\t\t> Resists pressures exceeding 1,500 psi<br>\n\t\t\t\t\t> Confines hazardous media without external leakage<br>\n\n\t\t\t<\/p>\n\t\t<\/div>\n\t<\/body>\n<\/html>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n<p>Let’s explore what sets pressure seal globe valves apart.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Pressure_Seal_Globe_Valve_%E2%80%93_An_Overview\"><\/span><strong>Pressure Seal Globe Valve – An Overview<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Pressure seal bonnet globe valves represent robust, emission-free solutions for managing hazardous fluids from superheated steam to unstable chemicals<sup>[<\/sup><a href=\"https:\/\/link.springer.com\/article\/10.1007\/BF02916360\"><sup>1<\/sup><\/a><sup>]<\/sup>. Their distinguishing tapered bonnet design indents resilient seals against the body and stem using precise metal-to-metal contact force. This achieves non-degrading barriers able to withstand extreme pressures and thermal shocks above 1,500 psi without external leakage. <\/p>\n\n\n\n<p>With extensive infrastructure relying on these inherently safe valves to control volatile, toxic, or explosive media, pressure seal construction proves critical for protecting assets, processes, and personnel through leak-tight reliability. Their capacity to contain fluids makes them cornerstones of safety programs across risk-intensive industries.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_does_a_pressure_seal_globe_valve_work\"><\/span><strong>How does a pressure seal globe valve work?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>While sharing the same basic components as conventional valves, pressure seal designs integrate additional seals and containment features for safely managing hazardous media. Their distinguishing characteristic centers on the mechanically pressed stem packing and body gasket.<\/p>\n\n\n\n<p>Rather than relying on bolt tension from gland flanges to compress the packing, pressure seal valves utilize metal-to-metal contact. Tapered segments on the bonnet physically indent the packing into the stem and body while an independent gasket seals the two valve halves. This creates consistent, non-degrading barriers able to contain fluids, preventing external leakage or exposure.<\/p>\n\n\n\n<p>The precisely machined bonnet boring and stem ensure alignment while preventing galling during cycling. And unlike standard packing arrangements prone to loosening over time, the metal-to-metal compression maintains a permanent seal without bolts. Pressure seal globe valves achieve leakage rates measured in molecules per year – far surpassing requirements.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_is_the_purpose_of_a_pressure_seal_globe_valve\"><\/span><strong>What is the purpose of a pressure seal globe valve?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>With their leak-tight sealing and capacity for handling extreme pressures, pressure seal globe valves serve critical roles across demanding industries.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>1. Chemical Processing<\/strong><\/h3>\n\n\n\n<p>Protecting personnel and equipment from exposure to hazardous chemicals motivates the use of pressure seal valves throughout chemical processing plants. Their emission-free sealing confines aggressive acids, caustics, catalysts, and volatile organics within the valve even when subjected to thermal shocking or pressure spikes.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>2. Oil and Gas<\/strong><\/h3>\n\n\n\n<p>Drilling operations involve managing highly flammable hydrocarbons under intense temperatures and pressures. Pressure seal designs have an extensive track record facilitating safer oil and gas extraction through their fire-safe containment. They also enable faster actuation during emergency shutdowns.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>3<\/strong>. <strong>Steam Systems<\/strong><\/h3>\n\n\n\n<p>Heat tracing piping and powering turbines means dealing with superheated steam above 800\u00b0F at pressures exceeding 1,500 psi. Standard valves struggle with such extremes. But by integrating resilient seal materials, pressure seal constructions reliably contain steam through countless high-temp cycles without blowing packings.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>4. Nuclear Power<\/strong><\/h3>\n\n\n\n<p>With perhaps the most stringent demands for safety and reliability, nuclear power generation depends on pressure seal valves. Their capacity to isolate radioactive fluids without leakage makes them well-suited for controlling feedwater, steam, and containment spray systems through extreme duty cycles amid intense radiation.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Introduction_to_PANS\"><\/span><strong>Introduction to PANS<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>With over 35 years of specialized expertise engineering valves to the most demanding safety standards, PANS leads the industry in innovative pressure seal solutions.<\/p>\n\n\n\n<p>Founded in 1985, the company leverages decades of experience serving high-risk applications. This enables them to continually refine pressure seal valve technology for optimal reliability, responsiveness, and containment.<\/p>\n\n\n\n<p>PANS globes, checks, gates, and general service valves equip chemical plants, offshore platforms, pipelines, and other critical infrastructure to operate safely. Their pressure seal valves handle everything from superheated steam and blistering acids to liquefied natural gas across a range of sizes and pressure classes.<\/p>\n\n\n\n<p>Every PANS valve combines precision components with proprietary sealing configurations to achieve leak rates measuring mere molecules per year. This prevents process fluid releases while protecting personnel and equipment even during thermal shocking.<\/p>\n\n\n\n<p>Upholding their commitment to safety, PANS pressure seal valves undergo exhaustive testing above and beyond industry standards. Customers trust their valves for the most sensitive duties based on their stringent quality control and extensive site reference list.<\/p>\n\n\n\n<p>When managing hazardous or valuable fluids, plant managers worldwide turn to PANS for proven pressure seal valves engineered to contain and control.<\/p>\n\n\n\n<p><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\"><a href=\"https:\/\/www.pansvalve.com\/contact\/\">Need Pricing Information? Contact Us for a Quote! >><\/a><\/mark><\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong>Conclusion<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Reliably containing everything from blistering steam to volatile chemicals, PANS pressure seal globe valves deliver uncompromising leak prevention across demanding industries. Their unrivaled containment builds essential layers of protection into infrastructure handling hazardous or valuable fluids.<\/p>\n\n\n\n<p>With the most stringent testing and expansive application expertise, PANS sets the benchmark for safety and compliance. <a href=\"https:\/\/www.pansvalve.com\/contact\/\">Contact their engineering team<\/a> to implement pressure seal valves for your sensitive applications requiring an elite level of emission-free reliability.<\/p>\n\n\n\n\n <style type='text\/css'>\n\t\t\t\/* \u6574\u4f53\u6837\u5f0f *\/\n\t\t\tfieldset.test {\n\t\t\t\tpadding: 10px;\n\t\t\t\tmargin: 10px;\n\t\t\t\twidth: 100%;\n\t\t\t}\n\t\t\tfieldset.test ul {\n\t\t\t\tlist-style-type: none;\n\t\t\t\tmargin: 8px 0 4px 0;\n\t\t\t\tmargin-top: -15px;\n\t\t\t}\n\t\t\tfieldset.test li {\n\t\t\t\tmargin-top: 12px !important;\n\t\t\t\tlist-style: none !important;\n\t\t\t}\n\t\t\t\/* \u526f\u6807\u9898\u6837\u5f0f *\/\n\t\t\tfieldset.test .faq-title2 h3 {\n\t\t\t\tfont-size: 16px !important;\n\t\t\t\tfont-weight: 800 !important;\n\t\t\t}\n\t\t\t\/* \u6b63\u6587\u6837\u5f0f *\/\n\t\t\tfieldset.test p {\n\t\t\t\tfont-size: 14px !important;\n\t\t\t\tline-height: 20px !important;\n\t\t\t}\n\t\t<\/style>\n <fieldset class='test' style='border: #d70c19 solid 1px;'>\n <legend style='padding: 5px 10px;'><H2 style='font-weight: 800;font-size: 36px;color: #d70c19;'><span class=\"ez-toc-section\" id=\"FAQ\"><\/span>FAQ<\/H2><\/legend>\n <ul>\n <li>\n \n <span class='faq-title2'>\n <H3>Where should the pressure enter a globe valve?<\/H3>\n <\/span>\n \n <p>Pressure should enter from underneath the disc and seat interface. This allows closing force to further aid sealing while upstream pressure during opening can help shear away any accumulations from the sealing surfaces.<\/p>\n <\/li>\n \n <li>\n \n <span class='faq-title2'>\n <H3>How do you use pressure seal globe valve?<\/H3>\n <\/span>\n \n <p>Install pressure seal globe valves between properly rated flanges; cycle open\/closed by turning the handwheel or actuating the valve; contain hazardous process media up to the valve's rated temperature and pressure without leakage.<\/p>\n <\/li>\n \n <li>\n \n <span class='faq-title2'>\n <H3>Can globe valve control pressure?<\/H3>\n <\/span>\n \n <p>Yes, when partially open, a globe valve can effectively regulate downstream pressure. The disc position in relation to the seat flow area allows throttling flow rate in response to handle position changes. This provides precision pressure control.<\/p>\n <\/li>\n \n <li>\n \n <span class='faq-title2'>\n <H3>Why do globe valves leak?<\/H3>\n <\/span>\n \n <p>Standard globe valves can eventually leak as bolted gland flanges loosen over time due to pressure\/thermal cycling. This causes loss of compression on the packing. Pressure seal valves avoid this leakage pathway through metal-to-metal sealing.<\/p>\n <\/li>\n <\/ul>\n <\/fieldset>\n\n\n\n\n <style>\n\t\t\t.module {\n\t\t\t\tmargin: 10px 0 30px 0;\n\t\t\t\twidth: 100%;\n\t\t\t\ttext-align: left;\n\t\t\t}\n\t\t\t\/* \u6807\u9898 *\/\n\t\t\t.module .module-title {\n\t\t\t\tfont-size: 18px;\n\t\t\t\tdisplay: flex;\n\t\t\t\talign-items: center;\n\t\t\t}\n\n\t\t\t.module .module-button {\n\t\t\t\tcursor: pointer;\n\t\t\t\tborder: 0px;\n\t\t\t\ttext-align: center;\n\t\t\t\tmargin-left: 10px;\n\t\t\t\tbackground: none;\n\t\t\t}\n\n\t\t\t.module .module-content {\n\t\t\t\tdisplay: none;\n\t\t\t}\n\n\t\t\t.module .module-content.show {\n\t\t\t\tdisplay: block;\n\t\t\t}\n\t\t\t\/* \u7b2c\u4e00\u5757\u5185\u5bb9 *\/\n\t\t\t.module .d1 {\n\t\t\t\twidth: 95%;\n\t\t\t\t\/* \u80cc\u666f\u989c\u8272 *\/\n\t\t\t\tpadding: 1% 2.5% 1% 2.5%;\n\t\t\t\tmargin-top: 3%;\n\t\t\t}\n\t\t\t\/* \u7b2c\u4e8c\u5757\u5185\u5bb9 *\/\n\t\t\t.module .d2 {\n\t\t\t\twidth: 95%;\n\t\t\t\tpadding: 3% 2.5% 3% 2.5%;\n\t\t\t}\n \/* \u6240\u6709a\u94fe\u63a5\u4e0a\u6587\u5b57 *\/\n .module .aaa {\n\t\t\t\t\/* \u989c\u8272 *\/\n\t\t\t\tcolor: #fae8e7;\n\t\t\t\t\/* \u6587\u5b57\u4e0b\u5212\u7ebf *\/\n\t\t\t\ttext-decoration: underline;\n\t\t\t}\n\t\t\t\/* \u4e0b\u65b9\u659c\u4f53\u6587\u5b57 *\/\n\t\t\t.module .a2 {\n\t\t\t\t\/* \u659c\u4f53 *\/\n\t\t\t\tfont-style: italic;\n\t\t\t}\n\t\t\t\/* \u6240\u6709a\u94fe\u63a5\u4e0a\u6587\u5b57\u60ac\u6d6e\u53d8\u8272 *\/\n\t\t\t.module .aaa:hover {\n\t\t\t\t\/* \u989c\u8272 *\/\n\t\t\t\tcolor: #D3CCFF;\n\t\t\t}\n\t\t<\/style>\n <div class='module'>\n\t\t\t<div class='module-title' style='font-size: 18px;'>\n\t\t\t\t\n\t\t\t\tArticle Source\n\t\t\t\t<button class='module-button'>\n\t\t\t\t\t<svg id='svg-1' style='display:block' t='1710230154863' class='icon' viewBox='0 0 1026 1024'\n\t\t\t\t\t\tversion='1.1' xmlns='http:\/\/www.w3.org\/2000\/svg' p-id='1843' width='18' height='18'>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t<path\n\t\t\t\t\t\t\td='M511.602721 1023.001027a511.474051 511.474051 0 1 1 360.629164-148.84694 509.476105 509.476105 0 0 1-360.629164 149.845913z m0-941.032335c-109.887003 0-220.772979 41.956856-304.686691 125.870567-167.827423 168.826396-167.827423 441.545958 0 609.373381s440.546985 167.827423 609.373381 0c167.827423-167.827423 167.827423-440.546985 0-609.373381-83.913711-82.914739-194.799687-124.871594-304.68669-124.871595z m332.657927 763.215185z'\n\t\t\t\t\t\t\tfill='#fae8e7' p-id='1844'><\/path>\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t<path\n\t\t\t\t\t\t\td='M780.326392 552.484859H241.880077a39.95891 39.95891 0 0 1 0-79.91782h538.446315a39.95891 39.95891 0 0 1 0 79.91782z'\n\t\t\t\t\t\t\tfill='#fae8e7' p-id='1845'><\/path>\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t<path\n\t\t\t\t\t\t\td='M511.602721 822.207503a39.95891 39.95891 0 0 1-39.958911-39.95891V243.802278a39.95891 39.95891 0 1 1 79.917821 0v538.446315a39.95891 39.95891 0 0 1-39.95891 39.95891z'\n\t\t\t\t\t\t\tfill='#fae8e7' p-id='1846'><\/path>\n\t\t\t\t\t\t\t\n\t\t\t\t\t<\/svg>\n\t\t\t\t\t<svg id='svg-2' style='display:none' t='1710230227147' class='icon' viewBox='0 0 1026 1024'\n\t\t\t\t\t\tversion='1.1' xmlns='http:\/\/www.w3.org\/2000\/svg' p-id='1999' width='18' height='18'>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t<path\n\t\t\t\t\t\t\td='M511.602721 1023.001027a511.474051 511.474051 0 1 1 360.629164-148.84694 509.476105 509.476105 0 0 1-360.629164 149.845913z m0-941.032335c-109.887003 0-220.772979 41.956856-304.686691 125.870567-167.827423 168.826396-167.827423 441.545958 0 609.373381s440.546985 167.827423 609.373381 0c167.827423-167.827423 167.827423-440.546985 0-609.373381-83.913711-82.914739-194.799687-124.871594-304.68669-124.871595z m332.657927 763.215185z'\n\t\t\t\t\t\t\tfill='#fae8e7' p-id='2000'><\/path>\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t<path\n\t\t\t\t\t\t\td='M780.326392 552.484859H241.880077a39.95891 39.95891 0 0 1 0-79.91782h538.446315a39.95891 39.95891 0 0 1 0 79.91782z'\n\t\t\t\t\t\t\tfill='#fae8e7' p-id='2001'><\/path>\n\t\t\t\t\t\t\t\n\t\t\t\t\t<\/svg>\n\t\t\t\t<\/button>\n\t\t\t<\/div>\n\t\t\t<div class='module-content'>\n\t\t\t\t<div class='d1' style='background-color:#fae8e7'>\n\t\t\t\t\t\n\t\t\t\t\t<span style='font-size:18px'>PANS uses only high-quality sources, including peer-reviewed studies, to support the facts within our articles. Our commitment to accuracy and reliability ensures that readers receive well-researched information they can trust.<\/span>\n\t\t\t\t<\/div>\n\t\t\t\t<ul class='d2'>\n\t\t\t\t\n <li style='list-style: decimal;font-size:18px;'><a class='aaa a2' target='_blank' href='https:\/\/cncontrolvalve.com\/bellows-seal-globe-valves\/'>Everything You Need to Know About Bellows Seal Globe Valves | THINKTANK (cncontrolvalve.com)<\/a><\/li>\n \n <li style='list-style: decimal;font-size:18px;'><a class='aaa a2' target='_blank' href='https:\/\/www.nokcn-seals.com\/resources\/understanding-the-working-of-pressure-seal-valves.html'>Understanding the Working of Pressure Seal Valves (nokcn-seals.com)<\/a><\/li>\n \n <li style='list-style: decimal;font-size:18px;'><a class='aaa a2' target='_blank' href='https:\/\/www.dombor.com\/comprehensive-guide-to-bellows-seal-globe-valves\/'>The Comprehensive Guide to Bellow Seal Globe Valves | Dombor.com<\/a><\/li>\n \n <li style='list-style: decimal;font-size:18px;'><a class='aaa a2' target='_blank' href='https:\/\/link.springer.com\/article\/10.1007\/BF02916360'>A study on the force balance of an unbalanced globe valve<\/a><\/li>\n \n\t\t\t\t<\/ul>\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<script>\n\t\t\tconst moduleButtons = document.querySelectorAll('.module-button');\n\t\t\tconst svg1 = document.getElementById('svg-1');\n\t\t\tconst svg2 = document.getElementById('svg-2');\n\t\t\tfor (const button of moduleButtons) {\n\t\t\t\tbutton.addEventListener('click', function() {\n\t\t\t\t\tconst content = this.parentNode.nextElementSibling;\n\t\t\t\t\tcontent.classList.toggle('show');\n\t\t\t\t\tconst svg = this.querySelector('svg');\n\t\t\t\t\tconst plusPath = svg.querySelector('#plus');\n\t\t\t\t});\n\t\t\t\tsvg1.addEventListener('click', function() {\n\t\t\t\t\tsvg1.style.display = 'none';\n\t\t\t\t\tsvg2.style.display = 'block';\n\t\t\t\t});\n\n\t\t\t\tsvg2.addEventListener('click', function() {\n\t\t\t\t\tsvg2.style.display = 'none';\n\t\t\t\t\tsvg1.style.display = 'block';\n\t\t\t\t});\n\t\t\t}\n\t\t<\/script>\n\n \n","protected":false},"excerpt":{"rendered":"<p>Pressure seal valves occupy a unique niche serving critical duties far too risky for standard valve designs. By integrating metal-sealed barriers resilient to extreme pressures and temperatures, they prevent process fluid releases to ensure safety. Benefit of Pressure Seal Globe Valve > Tapered bonnet creates non-degrading stem\/body seal > Resists pressures exceeding 1,500 psi > […]<\/p>\n","protected":false},"author":1,"featured_media":1861,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[186],"tags":[],"class_list":["post-1832","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-globe-valve"],"yoast_head":"\n<title>What is a Pressure Seal Globe Valve? Working Principle & Purpose<\/title>\n<meta name=\"description\" content=\"Learn what a pressure seal globe valve is, how it works, and its common applications in industrial settings. 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Get A Quote Now!","og_url":"https:\/\/www.pansvalve.com\/es\/blog\/globe-valve\/what-is-a-pressure-seal-globe-valve\/","og_site_name":"Industrial Valve Manufacturer and Company from China","article_published_time":"2024-06-24T06:36:10+00:00","article_modified_time":"2024-06-24T06:36:15+00:00","og_image":[{"width":700,"height":467,"url":"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2024\/06\/7-Chemical-Processing.webp","type":"image\/webp"}],"author":"admin","twitter_card":"summary_large_image","twitter_misc":{"Escrito por":"admin","Tiempo de lectura":"5 minutos"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.pansvalve.com\/blog\/globe-valve\/what-is-a-pressure-seal-globe-valve\/#article","isPartOf":{"@id":"https:\/\/www.pansvalve.com\/blog\/globe-valve\/what-is-a-pressure-seal-globe-valve\/"},"author":{"name":"admin","@id":"https:\/\/www.pansvalve.com\/#\/schema\/person\/246e471ae246e0f35793a4f0b10b61bf"},"headline":"What is a Pressure Seal Globe Valve?","datePublished":"2024-06-24T06:36:10+00:00","dateModified":"2024-06-24T06:36:15+00:00","mainEntityOfPage":{"@id":"https:\/\/www.pansvalve.com\/blog\/globe-valve\/what-is-a-pressure-seal-globe-valve\/"},"wordCount":1126,"commentCount":0,"publisher":{"@id":"https:\/\/www.pansvalve.com\/#organization"},"image":{"@id":"https:\/\/www.pansvalve.com\/blog\/globe-valve\/what-is-a-pressure-seal-globe-valve\/#primaryimage"},"thumbnailUrl":"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2024\/06\/7-Chemical-Processing.webp","articleSection":["Globe Valve"],"inLanguage":"es","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.pansvalve.com\/blog\/globe-valve\/what-is-a-pressure-seal-globe-valve\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.pansvalve.com\/blog\/globe-valve\/what-is-a-pressure-seal-globe-valve\/","url":"https:\/\/www.pansvalve.com\/blog\/globe-valve\/what-is-a-pressure-seal-globe-valve\/","name":"\u00bfQu\u00e9 es una v\u00e1lvula de globo con sello de presi\u00f3n? 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Table of Contents<\/p>\nToggle<\/span>

Pressure Seal Globe Valve – An Overview<\/a><\/li>
How does a pressure seal globe valve work?<\/a><\/li>
What is the purpose of a pressure seal globe valve?<\/a><\/li>
Introduction to PANS<\/a><\/li>
Conclusion<\/a><\/li>
FAQ<\/a><\/li><\/ul><\/nav><\/div>\n\n
Pressure seal valves<\/a> occupy a unique niche serving critical duties far too risky for standard valve designs. By integrating metal-sealed barriers resilient to extreme pressures and temperatures, they prevent process fluid releases to ensure safety.<\/p>\n\n\n\n\n\n\t\n\t\t\n\t\t<\/title>\n\t\t<style type=\"text\/css\">\n\t\t\t\/* \u6574\u4f53 *\/\n\t\t\t.blog-funfact {\n\t\t\t\t\/* \u5bbd\u5ea6 *\/\n\t\t\t\twidth: 70%;\n\t\t\t\t\/* \u80cc\u666f\u989c\u8272 *\/\n\t\t\t\tbackground-color: #D70C19;\n\t\t\t\t\/* \u5185\u8ddd *\/\n\t\t\t\tpadding: 2%;\n\t\t\t\t\/* \u5c45\u4e2d *\/\n margin:auto;\n\t\t\t\t\/* \u5b57\u53f7 *\/\n\t\t\t\tfont-size:24px;\n\t\t\t\tmin-width:350px;\n\t\t\t}\n\t\t\t\/* \u6807\u9898\u548c\u56fe\u6807 *\/\n\t\t\t.blog-funfact-title {\n\t\t\t\t\/* \u5de6\u5916\u8ddd *\/\n\t\t\t\tmargin-left: -5%;\n\t\t\t\t\/* \u56fe\u6807\u548c\u6807\u9898\u989c\u8272 *\/\n\t\t\t\tcolor: white;\n\t\t\t}\n\t\t\t\/* \u6b63\u6587 *\/\n\t\t\t.funfact-text {\n\t\t\t\t\/* \u5b57\u53f7 *\/\n\t\t\t\tfont-size:18px;\n\t\t\t\tcolor:white;\n\t\t\t}\n\t\t<\/style>\n\t<\/head>\n\t<body>\n\t\t<div class=\"blog-funfact\">\n\t\t\t<div class=\"blog-funfact-title\">\n\t\t\t\t<svg t=\"1710327629446\" class=\"icon\" viewBox=\"0 0 1024 1024\" version=\"1.1\"\n\t\t\t\t\txmlns=\"http:\/\/www.w3.org\/2000\/svg\" p-id=\"11465\" width=\"25\" height=\"25\">\n\t\t\t\t\t<path\n\t\t\t\t\t\td=\"M917.868 348.184c-10.134-8.68-26.422-8.68-59.034-8.68v207.5c32.612 0 48.9 0 59.034-8.68C928 529.644 928 515.672 928 487.728v-88.914c0-27.978 0-41.948-10.132-50.63zM238.304 588.332a123.95 123.95 0 0 1-1.97-6.744c13.14 5.464 27.32 8.44 42.088 8.44h28.808l73.28 222.784c6.296 19.16 33.306 14.42 33.306-5.88V595.974c21.924 4.74 43.436 12.036 64.6 20.992v189.966c0 96.834-128.892 119.556-158.98 28.014l-81.132-246.614z\"\n\t\t\t\t\t\tfill=\"#80b6ff\" p-id=\"11466\"><\/path>\n\t\t\t\t\t\t\n\t\t\t\t\t<path\n\t\t\t\t\t\td=\"M680.59 151.544c48.418-23.966 92.754-26.526 129.204-4.15 33.754 20.716 52.186 58.03 63.01 93.41 19.33 63.296 20.594 142.504 20.62 187.026v2.824c0 2.312-0.004 4.52-0.008 6.618v11.966c0.004 2.096 0.008 4.306 0.008 6.618v2.824c-0.026 44.52-1.29 123.73-20.62 187.026-10.824 35.378-29.256 72.694-63.01 93.408-36.45 22.376-80.786 19.818-129.204-4.15-21.994-10.892-44.266-22.824-66.26-34.582-4.98-2.664-9.96-5.326-14.906-7.954-27.044-14.456-53.846-28.428-80.96-40.74-54.33-24.692-107.76-41.604-162.438-41.604h-89.398C173.46 610.084 98 535.35 98 443.254c0-92.094 75.46-166.83 168.628-166.83h89.4c54.674 0 108.106-16.91 162.436-41.604 27.114-12.31 53.916-26.282 80.96-40.74 4.946-2.626 9.926-5.29 14.906-7.952 21.994-11.794 44.266-23.69 66.26-34.584z m94.24 51.494c-10.27-6.294-28.67-10.652-64.566 7.09-20.96 10.376-42.054 21.684-63.98 33.408l-0.068 0.034c-5.05 2.698-10.168 5.43-15.32 8.196-27.22 14.526-55.612 29.36-84.766 42.608-56.162 25.52-117.306 46.1-182.98 47.516V544.62c65.674 1.42 126.818 21.996 182.98 47.518 29.154 13.246 57.548 28.08 84.764 42.606 5.154 2.768 10.272 5.5 15.32 8.196l0.07 0.036c21.926 11.722 43.02 23.032 63.98 33.406 35.896 17.742 54.296 13.384 64.566 7.09 12.97-7.988 25.212-26.248 34.514-56.716 17.31-56.626 17.796-131.57 17.78-175.344v-12.34V435.1c0.016-43.774-0.47-118.72-17.78-175.344-9.302-30.468-21.544-48.728-34.514-56.718z m-477.976 138.92h-30.226c-56.474 0-102.332 45.306-102.332 101.296 0 55.99 45.858 101.296 102.332 101.296h30.226V341.96z\"\n\t\t\t\t\t\tfill=\"#80b6ff\" p-id=\"11467\"><\/path>\n\t\t\t\t\t\t\n\t\t\t\t<\/svg>\n\t\t\t\t\n\t\t\t\t<span>Benefit of Pressure Seal Globe Valve<\/span>\n\t\t\t<\/div>\n\t\t\t\n\t\t\t<p class=\"funfact-text\">> Tapered bonnet creates non-degrading stem\/body seal<br>\n\t\t\t\t\t> Resists pressures exceeding 1,500 psi<br>\n\t\t\t\t\t> Confines hazardous media without external leakage<br>\n\n\t\t\t<\/p>\n\t\t<\/div>\n\t<\/body>\n<\/html>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n<p>Let’s explore what sets pressure seal globe valves apart.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Pressure_Seal_Globe_Valve_%E2%80%93_An_Overview\"><\/span><strong>Pressure Seal Globe Valve – An Overview<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Pressure seal bonnet globe valves represent robust, emission-free solutions for managing hazardous fluids from superheated steam to unstable chemicals<sup>[<\/sup><a href=\"https:\/\/link.springer.com\/article\/10.1007\/BF02916360\"><sup>1<\/sup><\/a><sup>]<\/sup>. Their distinguishing tapered bonnet design indents resilient seals against the body and stem using precise metal-to-metal contact force. This achieves non-degrading barriers able to withstand extreme pressures and thermal shocks above 1,500 psi without external leakage. <\/p>\n\n\n\n<p>With extensive infrastructure relying on these inherently safe valves to control volatile, toxic, or explosive media, pressure seal construction proves critical for protecting assets, processes, and personnel through leak-tight reliability. Their capacity to contain fluids makes them cornerstones of safety programs across risk-intensive industries.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_does_a_pressure_seal_globe_valve_work\"><\/span><strong>How does a pressure seal globe valve work?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>While sharing the same basic components as conventional valves, pressure seal designs integrate additional seals and containment features for safely managing hazardous media. Their distinguishing characteristic centers on the mechanically pressed stem packing and body gasket.<\/p>\n\n\n\n<p>Rather than relying on bolt tension from gland flanges to compress the packing, pressure seal valves utilize metal-to-metal contact. Tapered segments on the bonnet physically indent the packing into the stem and body while an independent gasket seals the two valve halves. This creates consistent, non-degrading barriers able to contain fluids, preventing external leakage or exposure.<\/p>\n\n\n\n<p>The precisely machined bonnet boring and stem ensure alignment while preventing galling during cycling. And unlike standard packing arrangements prone to loosening over time, the metal-to-metal compression maintains a permanent seal without bolts. Pressure seal globe valves achieve leakage rates measured in molecules per year – far surpassing requirements.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_is_the_purpose_of_a_pressure_seal_globe_valve\"><\/span><strong>What is the purpose of a pressure seal globe valve?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>With their leak-tight sealing and capacity for handling extreme pressures, pressure seal globe valves serve critical roles across demanding industries.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>1. Chemical Processing<\/strong><\/h3>\n\n\n\n<p>Protecting personnel and equipment from exposure to hazardous chemicals motivates the use of pressure seal valves throughout chemical processing plants. Their emission-free sealing confines aggressive acids, caustics, catalysts, and volatile organics within the valve even when subjected to thermal shocking or pressure spikes.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>2. Oil and Gas<\/strong><\/h3>\n\n\n\n<p>Drilling operations involve managing highly flammable hydrocarbons under intense temperatures and pressures. Pressure seal designs have an extensive track record facilitating safer oil and gas extraction through their fire-safe containment. They also enable faster actuation during emergency shutdowns.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>3<\/strong>. <strong>Steam Systems<\/strong><\/h3>\n\n\n\n<p>Heat tracing piping and powering turbines means dealing with superheated steam above 800\u00b0F at pressures exceeding 1,500 psi. Standard valves struggle with such extremes. But by integrating resilient seal materials, pressure seal constructions reliably contain steam through countless high-temp cycles without blowing packings.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>4. Nuclear Power<\/strong><\/h3>\n\n\n\n<p>With perhaps the most stringent demands for safety and reliability, nuclear power generation depends on pressure seal valves. Their capacity to isolate radioactive fluids without leakage makes them well-suited for controlling feedwater, steam, and containment spray systems through extreme duty cycles amid intense radiation.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Introduction_to_PANS\"><\/span><strong>Introduction to PANS<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>With over 35 years of specialized expertise engineering valves to the most demanding safety standards, PANS leads the industry in innovative pressure seal solutions.<\/p>\n\n\n\n<p>Founded in 1985, the company leverages decades of experience serving high-risk applications. This enables them to continually refine pressure seal valve technology for optimal reliability, responsiveness, and containment.<\/p>\n\n\n\n<p>PANS globes, checks, gates, and general service valves equip chemical plants, offshore platforms, pipelines, and other critical infrastructure to operate safely. Their pressure seal valves handle everything from superheated steam and blistering acids to liquefied natural gas across a range of sizes and pressure classes.<\/p>\n\n\n\n<p>Every PANS valve combines precision components with proprietary sealing configurations to achieve leak rates measuring mere molecules per year. This prevents process fluid releases while protecting personnel and equipment even during thermal shocking.<\/p>\n\n\n\n<p>Upholding their commitment to safety, PANS pressure seal valves undergo exhaustive testing above and beyond industry standards. Customers trust their valves for the most sensitive duties based on their stringent quality control and extensive site reference list.<\/p>\n\n\n\n<p>When managing hazardous or valuable fluids, plant managers worldwide turn to PANS for proven pressure seal valves engineered to contain and control.<\/p>\n\n\n\n<p><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\"><a href=\"https:\/\/www.pansvalve.com\/contact\/\">Need Pricing Information? Contact Us for a Quote! >><\/a><\/mark><\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong>Conclusion<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Reliably containing everything from blistering steam to volatile chemicals, PANS pressure seal globe valves deliver uncompromising leak prevention across demanding industries. Their unrivaled containment builds essential layers of protection into infrastructure handling hazardous or valuable fluids.<\/p>\n\n\n\n<p>With the most stringent testing and expansive application expertise, PANS sets the benchmark for safety and compliance. <a href=\"https:\/\/www.pansvalve.com\/contact\/\">Contact their engineering team<\/a> to implement pressure seal valves for your sensitive applications requiring an elite level of emission-free reliability.<\/p>\n\n\n\n\n <style type='text\/css'>\n\t\t\t\/* \u6574\u4f53\u6837\u5f0f *\/\n\t\t\tfieldset.test {\n\t\t\t\tpadding: 10px;\n\t\t\t\tmargin: 10px;\n\t\t\t\twidth: 100%;\n\t\t\t}\n\t\t\tfieldset.test ul {\n\t\t\t\tlist-style-type: none;\n\t\t\t\tmargin: 8px 0 4px 0;\n\t\t\t\tmargin-top: -15px;\n\t\t\t}\n\t\t\tfieldset.test li {\n\t\t\t\tmargin-top: 12px !important;\n\t\t\t\tlist-style: none !important;\n\t\t\t}\n\t\t\t\/* \u526f\u6807\u9898\u6837\u5f0f *\/\n\t\t\tfieldset.test .faq-title2 h3 {\n\t\t\t\tfont-size: 16px !important;\n\t\t\t\tfont-weight: 800 !important;\n\t\t\t}\n\t\t\t\/* \u6b63\u6587\u6837\u5f0f *\/\n\t\t\tfieldset.test p {\n\t\t\t\tfont-size: 14px !important;\n\t\t\t\tline-height: 20px !important;\n\t\t\t}\n\t\t<\/style>\n <fieldset class='test' style='border: #d70c19 solid 1px;'>\n <legend style='padding: 5px 10px;'><H2 style='font-weight: 800;font-size: 36px;color: #d70c19;'><span class=\"ez-toc-section\" id=\"FAQ\"><\/span>FAQ<\/H2><\/legend>\n <ul>\n <li>\n \n <span class='faq-title2'>\n <H3>Where should the pressure enter a globe valve?<\/H3>\n <\/span>\n \n <p>Pressure should enter from underneath the disc and seat interface. This allows closing force to further aid sealing while upstream pressure during opening can help shear away any accumulations from the sealing surfaces.<\/p>\n <\/li>\n \n <li>\n \n <span class='faq-title2'>\n <H3>How do you use pressure seal globe valve?<\/H3>\n <\/span>\n \n <p>Install pressure seal globe valves between properly rated flanges; cycle open\/closed by turning the handwheel or actuating the valve; contain hazardous process media up to the valve's rated temperature and pressure without leakage.<\/p>\n <\/li>\n \n <li>\n \n <span class='faq-title2'>\n <H3>Can globe valve control pressure?<\/H3>\n <\/span>\n \n <p>Yes, when partially open, a globe valve can effectively regulate downstream pressure. The disc position in relation to the seat flow area allows throttling flow rate in response to handle position changes. This provides precision pressure control.<\/p>\n <\/li>\n \n <li>\n \n <span class='faq-title2'>\n <H3>Why do globe valves leak?<\/H3>\n <\/span>\n \n <p>Standard globe valves can eventually leak as bolted gland flanges loosen over time due to pressure\/thermal cycling. This causes loss of compression on the packing. Pressure seal valves avoid this leakage pathway through metal-to-metal sealing.<\/p>\n <\/li>\n <\/ul>\n <\/fieldset>\n\n\n\n\n <style>\n\t\t\t.module {\n\t\t\t\tmargin: 10px 0 30px 0;\n\t\t\t\twidth: 100%;\n\t\t\t\ttext-align: left;\n\t\t\t}\n\t\t\t\/* \u6807\u9898 *\/\n\t\t\t.module .module-title {\n\t\t\t\tfont-size: 18px;\n\t\t\t\tdisplay: flex;\n\t\t\t\talign-items: center;\n\t\t\t}\n\n\t\t\t.module .module-button {\n\t\t\t\tcursor: pointer;\n\t\t\t\tborder: 0px;\n\t\t\t\ttext-align: center;\n\t\t\t\tmargin-left: 10px;\n\t\t\t\tbackground: none;\n\t\t\t}\n\n\t\t\t.module .module-content {\n\t\t\t\tdisplay: none;\n\t\t\t}\n\n\t\t\t.module .module-content.show {\n\t\t\t\tdisplay: block;\n\t\t\t}\n\t\t\t\/* \u7b2c\u4e00\u5757\u5185\u5bb9 *\/\n\t\t\t.module .d1 {\n\t\t\t\twidth: 95%;\n\t\t\t\t\/* \u80cc\u666f\u989c\u8272 *\/\n\t\t\t\tpadding: 1% 2.5% 1% 2.5%;\n\t\t\t\tmargin-top: 3%;\n\t\t\t}\n\t\t\t\/* \u7b2c\u4e8c\u5757\u5185\u5bb9 *\/\n\t\t\t.module .d2 {\n\t\t\t\twidth: 95%;\n\t\t\t\tpadding: 3% 2.5% 3% 2.5%;\n\t\t\t}\n \/* \u6240\u6709a\u94fe\u63a5\u4e0a\u6587\u5b57 *\/\n .module .aaa {\n\t\t\t\t\/* \u989c\u8272 *\/\n\t\t\t\tcolor: #fae8e7;\n\t\t\t\t\/* \u6587\u5b57\u4e0b\u5212\u7ebf *\/\n\t\t\t\ttext-decoration: underline;\n\t\t\t}\n\t\t\t\/* \u4e0b\u65b9\u659c\u4f53\u6587\u5b57 *\/\n\t\t\t.module .a2 {\n\t\t\t\t\/* \u659c\u4f53 *\/\n\t\t\t\tfont-style: italic;\n\t\t\t}\n\t\t\t\/* \u6240\u6709a\u94fe\u63a5\u4e0a\u6587\u5b57\u60ac\u6d6e\u53d8\u8272 *\/\n\t\t\t.module .aaa:hover {\n\t\t\t\t\/* \u989c\u8272 *\/\n\t\t\t\tcolor: #D3CCFF;\n\t\t\t}\n\t\t<\/style>\n <div class='module'>\n\t\t\t<div class='module-title' style='font-size: 18px;'>\n\t\t\t\t\n\t\t\t\tArticle Source\n\t\t\t\t<button class='module-button'>\n\t\t\t\t\t<svg id='svg-1' style='display:block' t='1710230154863' class='icon' viewBox='0 0 1026 1024'\n\t\t\t\t\t\tversion='1.1' xmlns='http:\/\/www.w3.org\/2000\/svg' p-id='1843' width='18' height='18'>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t<path\n\t\t\t\t\t\t\td='M511.602721 1023.001027a511.474051 511.474051 0 1 1 360.629164-148.84694 509.476105 509.476105 0 0 1-360.629164 149.845913z m0-941.032335c-109.887003 0-220.772979 41.956856-304.686691 125.870567-167.827423 168.826396-167.827423 441.545958 0 609.373381s440.546985 167.827423 609.373381 0c167.827423-167.827423 167.827423-440.546985 0-609.373381-83.913711-82.914739-194.799687-124.871594-304.68669-124.871595z m332.657927 763.215185z'\n\t\t\t\t\t\t\tfill='#fae8e7' p-id='1844'><\/path>\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t<path\n\t\t\t\t\t\t\td='M780.326392 552.484859H241.880077a39.95891 39.95891 0 0 1 0-79.91782h538.446315a39.95891 39.95891 0 0 1 0 79.91782z'\n\t\t\t\t\t\t\tfill='#fae8e7' p-id='1845'><\/path>\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t<path\n\t\t\t\t\t\t\td='M511.602721 822.207503a39.95891 39.95891 0 0 1-39.958911-39.95891V243.802278a39.95891 39.95891 0 1 1 79.917821 0v538.446315a39.95891 39.95891 0 0 1-39.95891 39.95891z'\n\t\t\t\t\t\t\tfill='#fae8e7' p-id='1846'><\/path>\n\t\t\t\t\t\t\t\n\t\t\t\t\t<\/svg>\n\t\t\t\t\t<svg id='svg-2' style='display:none' t='1710230227147' class='icon' viewBox='0 0 1026 1024'\n\t\t\t\t\t\tversion='1.1' xmlns='http:\/\/www.w3.org\/2000\/svg' p-id='1999' width='18' height='18'>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t<path\n\t\t\t\t\t\t\td='M511.602721 1023.001027a511.474051 511.474051 0 1 1 360.629164-148.84694 509.476105 509.476105 0 0 1-360.629164 149.845913z m0-941.032335c-109.887003 0-220.772979 41.956856-304.686691 125.870567-167.827423 168.826396-167.827423 441.545958 0 609.373381s440.546985 167.827423 609.373381 0c167.827423-167.827423 167.827423-440.546985 0-609.373381-83.913711-82.914739-194.799687-124.871594-304.68669-124.871595z m332.657927 763.215185z'\n\t\t\t\t\t\t\tfill='#fae8e7' p-id='2000'><\/path>\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t<path\n\t\t\t\t\t\t\td='M780.326392 552.484859H241.880077a39.95891 39.95891 0 0 1 0-79.91782h538.446315a39.95891 39.95891 0 0 1 0 79.91782z'\n\t\t\t\t\t\t\tfill='#fae8e7' p-id='2001'><\/path>\n\t\t\t\t\t\t\t\n\t\t\t\t\t<\/svg>\n\t\t\t\t<\/button>\n\t\t\t<\/div>\n\t\t\t<div class='module-content'>\n\t\t\t\t<div class='d1' style='background-color:#fae8e7'>\n\t\t\t\t\t\n\t\t\t\t\t<span style='font-size:18px'>PANS uses only high-quality sources, including peer-reviewed studies, to support the facts within our articles. Our commitment to accuracy and reliability ensures that readers receive well-researched information they can trust.<\/span>\n\t\t\t\t<\/div>\n\t\t\t\t<ul class='d2'>\n\t\t\t\t\n <li style='list-style: decimal;font-size:18px;'><a class='aaa a2' target='_blank' href='https:\/\/cncontrolvalve.com\/bellows-seal-globe-valves\/'>Everything You Need to Know About Bellows Seal Globe Valves | THINKTANK (cncontrolvalve.com)<\/a><\/li>\n \n <li style='list-style: decimal;font-size:18px;'><a class='aaa a2' target='_blank' href='https:\/\/www.nokcn-seals.com\/resources\/understanding-the-working-of-pressure-seal-valves.html'>Understanding the Working of Pressure Seal Valves (nokcn-seals.com)<\/a><\/li>\n \n <li style='list-style: decimal;font-size:18px;'><a class='aaa a2' target='_blank' href='https:\/\/www.dombor.com\/comprehensive-guide-to-bellows-seal-globe-valves\/'>The Comprehensive Guide to Bellow Seal Globe Valves | Dombor.com<\/a><\/li>\n \n <li style='list-style: decimal;font-size:18px;'><a class='aaa a2' target='_blank' href='https:\/\/link.springer.com\/article\/10.1007\/BF02916360'>A study on the force balance of an unbalanced globe valve<\/a><\/li>\n \n\t\t\t\t<\/ul>\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<script>\n\t\t\tconst moduleButtons = document.querySelectorAll('.module-button');\n\t\t\tconst svg1 = document.getElementById('svg-1');\n\t\t\tconst svg2 = document.getElementById('svg-2');\n\t\t\tfor (const button of moduleButtons) {\n\t\t\t\tbutton.addEventListener('click', function() {\n\t\t\t\t\tconst content = this.parentNode.nextElementSibling;\n\t\t\t\t\tcontent.classList.toggle('show');\n\t\t\t\t\tconst svg = this.querySelector('svg');\n\t\t\t\t\tconst plusPath = svg.querySelector('#plus');\n\t\t\t\t});\n\t\t\t\tsvg1.addEventListener('click', function() {\n\t\t\t\t\tsvg1.style.display = 'none';\n\t\t\t\t\tsvg2.style.display = 'block';\n\t\t\t\t});\n\n\t\t\t\tsvg2.addEventListener('click', function() {\n\t\t\t\t\tsvg2.style.display = 'none';\n\t\t\t\t\tsvg1.style.display = 'block';\n\t\t\t\t});\n\t\t\t}\n\t\t<\/script>\n\n \n","protected":false},"excerpt":{"rendered":"<p>Pressure seal valves occupy a unique niche serving critical duties far too risky for standard valve designs. By integrating metal-sealed barriers resilient to extreme pressures and temperatures, they prevent process fluid releases to ensure safety. Benefit of Pressure Seal Globe Valve > Tapered bonnet creates non-degrading stem\/body seal > Resists pressures exceeding 1,500 psi > […]<\/p>\n","protected":false},"author":1,"featured_media":1861,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[186],"tags":[],"class_list":["post-1832","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-globe-valve"],"yoast_head":"\n<title>What is a Pressure Seal Globe Valve? Working Principle & Purpose<\/title>\n<meta name=\"description\" content=\"Learn what a pressure seal globe valve is, how it works, and its common applications in industrial settings. 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