{"id":998,"date":"2025-02-26T15:37:43","date_gmt":"2025-02-26T15:37:43","guid":{"rendered":"https:\/\/flowrates.com\/boutique\/uncategorized\/bonneted-knife-gate-valve-kgvb-sealing-and-performance-under-high-pressure\/"},"modified":"2025-04-14T15:33:33","modified_gmt":"2025-04-14T15:33:33","slug":"bonneted-knife-gate-valve-kgvb-sealing-and-performance-under-high-pressure","status":"publish","type":"product","link":"https:\/\/flowrates.com\/en\/energy\/bonneted-knife-gate-valve-kgvb-sealing-and-performance-under-high-pressure\/","title":{"rendered":"Bonneted Knife Gate Valve KGVB \u2013 Sealing and Performance Under High Pressure"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"998\" class=\"elementor elementor-998 elementor-615\" data-elementor-settings=\"{&quot;element_pack_global_tooltip_width&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;element_pack_global_tooltip_width_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;element_pack_global_tooltip_width_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;element_pack_global_tooltip_padding&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;top&quot;:&quot;&quot;,&quot;right&quot;:&quot;&quot;,&quot;bottom&quot;:&quot;&quot;,&quot;left&quot;:&quot;&quot;,&quot;isLinked&quot;:true},&quot;element_pack_global_tooltip_padding_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;top&quot;:&quot;&quot;,&quot;right&quot;:&quot;&quot;,&quot;bottom&quot;:&quot;&quot;,&quot;left&quot;:&quot;&quot;,&quot;isLinked&quot;:true},&quot;element_pack_global_tooltip_padding_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;top&quot;:&quot;&quot;,&quot;right&quot;:&quot;&quot;,&quot;bottom&quot;:&quot;&quot;,&quot;left&quot;:&quot;&quot;,&quot;isLinked&quot;:true},&quot;element_pack_global_tooltip_border_radius&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;top&quot;:&quot;&quot;,&quot;right&quot;:&quot;&quot;,&quot;bottom&quot;:&quot;&quot;,&quot;left&quot;:&quot;&quot;,&quot;isLinked&quot;:true},&quot;element_pack_global_tooltip_border_radius_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;top&quot;:&quot;&quot;,&quot;right&quot;:&quot;&quot;,&quot;bottom&quot;:&quot;&quot;,&quot;left&quot;:&quot;&quot;,&quot;isLinked&quot;:true},&quot;element_pack_global_tooltip_border_radius_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;top&quot;:&quot;&quot;,&quot;right&quot;:&quot;&quot;,&quot;bottom&quot;:&quot;&quot;,&quot;left&quot;:&quot;&quot;,&quot;isLinked&quot;:true}}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4a034ef3 e-con-full e-flex e-con e-parent\" data-id=\"4a034ef3\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5e3da76 elementor-widget elementor-widget-text-editor\" data-id=\"5e3da76\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3>High Pressure Industrial Applications<\/h3><ul><li><strong>Chemical and Petrochemical Industry<\/strong> \u2013 Isolation of aggressive fluids and high-pressure gases<\/li><li><strong>Energy and Thermal Power Plants<\/strong> \u2013 Control of hot gases and superheated steam<\/li><li><strong>Steel and Cement Industry <\/strong>\u2013 Management of combustion gases and abrasive fluids<\/li><li><strong>Pulp &amp; Paper and Effluent Treatment<\/strong> \u2013 Handling of slurries and industrial waste fluids<\/li><\/ul><h3>Why Choose Flowrates for Your Hydraulic Solutions ?<\/h3><p>At <strong>Flowrates<\/strong>, we combine <strong>15 years of expertise in industrial valves<\/strong> with a modern and digital approach. Our solutions are designed to deliver <strong>maximum precision and reliability,<\/strong> with the ability to <strong>configure your valve online<\/strong> using our <strong>exclusive configurator<\/strong>, ensuring unmatched responsiveness and customization.<\/p><p><strong>Flowrates \u2013 Performance at the service of industry.<\/strong><\/p><p> <\/p><p><strong>Dn<\/strong> : 40 to 1400<\/p><p><strong>Body material<\/strong> : Ductile iron \/ Stainless steel CF8M \/ Steel A216WCB \/ Duplex<\/p><p><strong>Disc materials<\/strong> : Stainless steel AISI316 \/ AISI 304 \/ Duplex<\/p><p><strong>Seat materials<\/strong> : EPDM \/ NBR \/ Food-approved silicone \/ FKM \/ PTFE \/ Dynamic metal seat<\/p><p><strong>Connection <\/strong>: Between flanges \/ Threaded connection \/ Flanged<\/p><p><strong>Drilling <\/strong>: PN6 \/ PN10 \/ PN16 \/ ANSI 150 LBS \/ PN25 \/ jusqu&#8217;\u00e0 PN100<\/p><p><strong>Min Temperature <\/strong>: -40\u00b0C<\/p><p><strong>Maximum temperature<\/strong> : +850\u00b0C<\/p><p><strong>Maximum Pressure<\/strong> : 100 bars<\/p><p><strong>Tightness <\/strong>: 100% tight with soft seat \/ Relative tightness with metal contact<\/p><p><strong>Actuator <\/strong>:<\/p><p>Handwheel with rising stem \/ Handwheel with non-rising stem \/ Electric motor \/ Pneumatic cylinder \/ Hydraulic cylinder \/ Gearbox with handwheel<\/p><p>All these equipements are built, tested and set by our team of expers !<\/p><p><strong>Options<\/strong> :<\/p><ul><li>TA LUFT certification (standard related to fugitive emissions through the packing gland)<\/li><li>Flusshing ports<\/li><li>Reinforced retaining ring (Easy maintenance, seal can&#8217;t be strapped out, acts as a deflector)<\/li><li>Available in Unidirectional or Bidirectional tightness<\/li><\/ul>\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>\n\t\t","protected":false},"excerpt":{"rendered":"<p><strong>Optimized for demanding environments<\/strong>, the Flowrates bonneted knife gate valve is designed for <strong>high-pressure and high-temperature applications<\/strong>, ensuring maximum reliability for both <strong>liquids and gases<\/strong>.<\/p>\n<h2>Advantages of the KGVB Bonneted Knife Gate Valve<\/h2>\n<p>Unlike traditional knife gate valves, our design features a <strong>bolted bonnet<\/strong>, providing <strong>total sealing around the stem<\/strong>, rather than just around the gate. This enhances leak resistance and reduces fugitive emissions, making it ideal for gas, steam, and aggressive fluid applications.<\/p>\n<h3>Technical Features of the Bonneted Valve<\/h3>\n<ul>\n<li><strong>Unidirectional (bidirectional option available on request)<\/strong><\/li>\n<li><strong>Monobloc cast or welded body<\/strong>, ensuring robustness and durability<\/li>\n<li><strong>Self-cleaning seal system<\/strong> to minimize residue build-up and extend lifespan<\/li>\n<li><strong>High flow capacity with low pressure drop<\/strong><\/li>\n<li><strong>Customizable materials and seals<\/strong> to suit fluid type, pressure, and temperature<\/li>\n<\/ul>\n<div style=\"text-align: center;\"><a class=\"btn-configurateur elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/flowrates-valves.com\/summary\/reco9ckagzdZcIGsX\" target=\"_blank\" rel=\"noopener\"><span class=\"elementor-button-content-wrapper\"><span class=\"elementor-button-text\">Configure your valve here<\/span><\/span><\/a><\/div>\n","protected":false},"featured_media":927,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[35],"product_tag":[],"class_list":{"0":"post-998","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-energy","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/flowrates.com\/en\/wp-json\/wp\/v2\/product\/998","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/flowrates.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/flowrates.com\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/flowrates.com\/en\/wp-json\/wp\/v2\/comments?post=998"}],"version-history":[{"count":5,"href":"https:\/\/flowrates.com\/en\/wp-json\/wp\/v2\/product\/998\/revisions"}],"predecessor-version":[{"id":1380,"href":"https:\/\/flowrates.com\/en\/wp-json\/wp\/v2\/product\/998\/revisions\/1380"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/flowrates.com\/en\/wp-json\/wp\/v2\/media\/927"}],"wp:attachment":[{"href":"https:\/\/flowrates.com\/en\/wp-json\/wp\/v2\/media?parent=998"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/flowrates.com\/en\/wp-json\/wp\/v2\/product_brand?post=998"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/flowrates.com\/en\/wp-json\/wp\/v2\/product_cat?post=998"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/flowrates.com\/en\/wp-json\/wp\/v2\/product_tag?post=998"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}