{"id":8588,"date":"2025-12-11T10:43:36","date_gmt":"2025-12-11T02:43:36","guid":{"rendered":"https:\/\/www.stvvalves.com\/?post_type=product&#038;p=8588"},"modified":"2025-12-11T10:50:09","modified_gmt":"2025-12-11T02:50:09","slug":"bonnet-knife-gate-valve-dn600-cf8-pn10-flange-end","status":"publish","type":"product","link":"https:\/\/www.stvvalves.com\/fr\/products\/bonnet-knife-gate-valve-dn600-cf8-pn10-flange-end\/","title":{"rendered":"Bonnet Knife Gate Valve,DN600, CF8,PN10,Flange End"},"content":{"rendered":"<p>This bonnet knife gate valve is designed to eliminate leakage through the stem area and extend valve life in demanding service conditions. With a fully enclosed bonnet, corrosion-resistant materials, and a low-maintenance design, it delivers both operational efficiency and long-term reliability. You\u2019ll find\u00a0 bonnet knife gate valve ideal for applications where safety and consistent performance are critical.<\/p>\n<p>&nbsp;<\/p>\n<h3>Bonnet Knife Gate Valve Features<\/h3>\n<p>&nbsp;<\/p>\n<ul>\n<li><strong>Full Bonnet Design \u2013<\/strong>\u00a0Prevents external leakage and protects stem and packing.<\/li>\n<li><strong>Bidirectional Shutoff \u2013<\/strong>\u00a0Ensures tight sealing in both flow directions.<\/li>\n<li><strong>Replaceable Seat Options \u2013<\/strong>\u00a0Soft and metal seats available to match your process needs.<\/li>\n<li><strong>Corrosion &amp; Abrasion Resistance \u2013<\/strong>\u00a0Available in SS316, duplex stainless steel, and other alloys.<\/li>\n<li><strong>Live-Loaded Packing \u2013<\/strong>\u00a0Maintains seal integrity even under thermal cycling or vibration.<\/li>\n<li><strong>Custom Actuation \u2013<\/strong>\u00a0Choose from manual, pneumatic, electric, or hydraulic operation.<\/li>\n<\/ul>\n<h3>Bonnet Knife Gate Valve Core Advantages at a Glance<\/h3>\n<table>\n<tbody>\n<tr>\n<td><b>Avantage<\/b><\/td>\n<td><b>Benefit to You<\/b><\/td>\n<\/tr>\n<tr>\n<td><b>Zero Leakage<\/b><\/td>\n<td>Keeps hazardous or valuable media fully contained.<\/td>\n<\/tr>\n<tr>\n<td><b>Easy Maintenance<\/b><\/td>\n<td>Field-replaceable components reduce downtime.<\/td>\n<\/tr>\n<tr>\n<td><b>Built to Last<\/b><\/td>\n<td>Resists corrosion, abrasion, and pressure shock.<\/td>\n<\/tr>\n<tr>\n<td><b>Versatile Integration<\/b><\/td>\n<td>Compatible with various pipeline standards and actuator types.<\/td>\n<\/tr>\n<tr>\n<td><b>Custom-Configurable<\/b><\/td>\n<td>Options for materials, seats, port flushing, and accessories.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<h3>Bonnet Knife Gate Valve Main Technical Parameters &amp; Performance<\/h3>\n<p>&nbsp;<\/p>\n<table>\n<tbody>\n<tr>\n<th colspan=\"2\">Unidirectional metal seated knife gate valve, rising stem structure, bonneted design, PTFE packing with gland, fully enclosed body to ensure zero leakage.<\/th>\n<\/tr>\n<tr>\n<td><strong>Norme de conception et de fabrication<\/strong><\/td>\n<td>MSS SP-81<\/td>\n<\/tr>\n<tr>\n<td><strong>Size Range<\/strong><\/td>\n<td>DN50\u2013DN2000 (NPS: 2\u2033~80\u2033)<\/td>\n<\/tr>\n<tr>\n<td><strong>Pressure Ratings<\/strong><\/td>\n<td>PN10, PN16, ANSI 150Psi, 5K \/ 10K<\/td>\n<\/tr>\n<tr>\n<td><strong>Actual Working Pressure<\/strong><\/td>\n<td>DN50\u2013DN250: 10Bar; DN300\u2013DN450: 7Bar; DN500\u2013DN1200: 2Bar; DN1400\u2013DN2000: 1Bar<\/td>\n<\/tr>\n<tr>\n<td><strong>Structural Length Standard<\/strong><\/td>\n<td>GB\/T12221\u20132005, ASME B16.10<\/td>\n<\/tr>\n<tr>\n<td><strong>Flange Connection Standard<\/strong><\/td>\n<td>GB\/T9113\u20132010, EN1092\u20132002, ASME B16.5\u20132013, ASME B16.47\u20132011, AS2129\u20132000, AS4087\u20132007, JIS B2220\u20132004<\/td>\n<\/tr>\n<tr>\n<td><strong>Norme d&#039;inspection et d&#039;essai<\/strong><\/td>\n<td>MSS SP\u201381<\/td>\n<\/tr>\n<tr>\n<td><strong>Body Material Options<\/strong><\/td>\n<td>WCB, CF8, CF3, CF8M, CF3M, 4A, 5A, 904L<\/td>\n<\/tr>\n<tr>\n<td><strong>Sealing Surface \/ Seat Material<\/strong><\/td>\n<td>Hard alloy, EPDM, etc.<\/td>\n<\/tr>\n<tr>\n<td><strong>Applicable Standards<\/strong><\/td>\n<td>GB\/T12224\u20132007, ASME B16.34\u20132009, ISO7005\u20131<\/td>\n<\/tr>\n<tr>\n<td><strong>Applications<\/strong><\/td>\n<td>Mining, metallurgy, chemical, power, medical, paper, water treatment, wastewater, urban drainage, hydro project<\/td>\n<\/tr>\n<tr>\n<td><strong>Actuation Methods<\/strong><\/td>\n<td>Manual, Pneumatic, Electric, Hydraulic, Electro-hydraulic<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<h3>Applications That Require High Reliability<\/h3>\n<p>This bonneted knife gate valve is trusted in industries where failure is not an option. Use it when your media is abrasive, corrosive, or under extreme pressure\/temperature. Common applications include:<\/p>\n<ul>\n<li><strong>Mining and Minerals \u2013<\/strong>\u00a0Slurry, tailings, and concentrate lines<\/li>\n<li><strong>Pulp and Paper \u2013<\/strong>\u00a0High-fiber content flows and dewatering systems<\/li>\n<li><strong>Wastewater Treatment \u2013<\/strong>\u00a0Primary sludge, grit, and scum lines<\/li>\n<li><strong>Chemical Plants \u2013<\/strong>\u00a0Acidic and alkaline solution isolation<\/li>\n<li><strong>Power Generation \u2013<\/strong>\u00a0Fly ash and FGD slurry management<\/li>\n<li><strong>Oil &amp; Gas \u2013<\/strong>\u00a0Drilling mud, produced water, and fracking fluid control<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>FAQ<\/h3>\n<h6>What\u2019s the difference between a bonneted and bonnetless knife gate valve?<\/h6>\n<p>A bonneted valve features a sealed enclosure around the stem and packing, providing superior sealing and protection in high-risk environments.<\/p>\n<h6>Can I use this valve in a bidirectional flow system?<\/h6>\n<p>Yes, this valve is designed for bidirectional shutoff, making it ideal for flexible flow systems.<\/p>\n<h6>Do you offer custom materials or coatings?<\/h6>\n<p>Absolutely. We provide material upgrades including Hastelloy, Inconel, and epoxy coatings based on your process needs.<\/p>\n<h6>What documents do you provide with the valve?<\/h6>\n<p>You\u2019ll receive a technical datasheet, dimensional drawing, installation manual, and material test certificate. 3D models are available upon request.<\/p>\n<h6>Is this valve suitable for automated operation?<\/h6>\n<p>Yes, you can choose from electric, pneumatic, or hydraulic actuators, depending on your control system.<\/p>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>STV Valve Technology Group Co., Ltd is a professional leader China Bonnet Knife Gate Valve,DN600 Bonnet Knife Gate Valve, CF8 Bonnet Knife Gate Valve,PN10 Bonnet Knife Gate Valve,Flange End Bonnet Knife Gate Valve .<\/p>","protected":false},"featured_media":8589,"template":"","meta":[],"product_brand":[],"product_cat":[44,62],"product_tag":[3799,3802,3798,3801,3800],"class_list":{"0":"post-8588","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-gate-valve","7":"product_cat-knife-gate-valve","8":"product_tag-cf8-bonnet-knife-gate-valve","9":"product_tag-china-bonnet-knife-gate-valve","10":"product_tag-dn600-bonnet-knife-gate-valve","11":"product_tag-flange-end-bonnet-knife-gate-valve","12":"product_tag-pn10-bonnet-knife-gate-valve","14":"first","15":"instock","16":"shipping-taxable","17":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/www.stvvalves.com\/fr\/wp-json\/wp\/v2\/product\/8588","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.stvvalves.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.stvvalves.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.stvvalves.com\/fr\/wp-json\/wp\/v2\/media\/8589"}],"wp:attachment":[{"href":"https:\/\/www.stvvalves.com\/fr\/wp-json\/wp\/v2\/media?parent=8588"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.stvvalves.com\/fr\/wp-json\/wp\/v2\/product_brand?post=8588"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.stvvalves.com\/fr\/wp-json\/wp\/v2\/product_cat?post=8588"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.stvvalves.com\/fr\/wp-json\/wp\/v2\/product_tag?post=8588"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}