{"title":"Gate Valve","description":null,"products":[{"product_id":"wafer-butterfly-valve-manual-lever-gear-operated-ductile-iron-resilient-epdm-seat-pn10-pn16-en593-iso5211-dn40-dn1200","title":"Wafer Butterfly Valve Manual Lever \u0026 Gear Operated Ductile Iron Resilient EPDM Seat PN10 PN16 EN593 ISO5211 DN40-DN1200","description":"\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003e\u003cstrong\u003eWafer Butterfly Valve\u003c\/strong\u003e is a compact and cost-effective flow control valve designed for water supply, HVAC, fire protection, wastewater treatment, and industrial pipeline systems. With a \u003cstrong\u003eductile iron body, resilient EPDM seat, and wafer type connection design\u003c\/strong\u003e, this butterfly valve provides reliable shut-off performance, lightweight construction, and easy installation.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis \u003cstrong\u003emanual wafer butterfly valve\u003c\/strong\u003e is available with both \u003cstrong\u003elever operated and worm gear operated options\u003c\/strong\u003e, allowing customers to select the suitable operation method according to valve size, pipeline pressure, and application requirements.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eresilient EPDM rubber seat design\u003c\/strong\u003e ensures excellent sealing performance with low operating torque, while the \u003cstrong\u003eISO 5211 mounting pad\u003c\/strong\u003e allows easy installation of electric, pneumatic, or hydraulic actuators for automated valve control.\u003c\/p\u003e\n\u003cp\u003eChihao supplies \u003cstrong\u003eDN40-DN1200 wafer butterfly valves\u003c\/strong\u003e manufactured according to international standards including \u003cstrong\u003eEN593\u003c\/strong\u003e, suitable for PN10 and PN16 pressure applications. Customized materials, coatings, and actuator configurations are available for different industrial projects.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003eKey Features of Wafer Butterfly Valve\u003c\/h1\u003e\n\u003ch2\u003eCompact Wafer Design for Easy Installation\u003c\/h2\u003e\n\u003cp\u003eThe wafer butterfly valve adopts a compact body structure that fits between pipeline flanges, reducing installation space and overall system weight compared with traditional flanged valves.\u003c\/p\u003e\n\u003ch2\u003eDurable Ductile Iron Valve Body\u003c\/h2\u003e\n\u003cp\u003eThe valve body is manufactured from high-strength ductile iron, providing excellent mechanical strength, corrosion resistance, and long service life in industrial pipeline applications.\u003c\/p\u003e\n\u003ch2\u003eResilient EPDM Seat for Reliable Sealing\u003c\/h2\u003e\n\u003cp\u003eThe EPDM rubber seat provides bubble-tight shut-off performance and is suitable for water, drinking water, cooling water, and wastewater applications.\u003c\/p\u003e\n\u003ch2\u003eManual Lever and Gear Operation Options\u003c\/h2\u003e\n\u003cp\u003eDifferent operating methods are available:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLever operated butterfly valve\u003c\/strong\u003e\u003cbr\u003eSuitable for small diameter valves requiring quick manual operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorm gear operated butterfly valve\u003c\/strong\u003e\u003cbr\u003eRecommended for larger sizes where lower operating torque and precise control are required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eISO 5211 Actuator Mounting Platform\u003c\/h2\u003e\n\u003cp\u003eThe ISO 5211 mounting pad allows easy connection with:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eElectric actuators\u003c\/li\u003e\n\u003cli\u003ePneumatic actuators\u003c\/li\u003e\n\u003cli\u003eHydraulic actuators\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003emaking the valve suitable for future automation upgrades.\u003c\/p\u003e\n\u003ch2\u003eWide Size Range DN40-DN1200\u003c\/h2\u003e\n\u003cp\u003eAvailable in a wide diameter range to meet different pipeline requirements from small industrial systems to large water transmission projects.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003eTechnical Specifications\u003c\/h1\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eItem\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Name\u003c\/td\u003e\n\u003ctd\u003eWafer Butterfly Valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperation\u003c\/td\u003e\n\u003ctd\u003eManual Lever \/ Worm Gear Operated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Type\u003c\/td\u003e\n\u003ctd\u003eResilient Seated Butterfly Valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection Type\u003c\/td\u003e\n\u003ctd\u003eWafer Type\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Material\u003c\/td\u003e\n\u003ctd\u003eDuctile Iron\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisc Material\u003c\/td\u003e\n\u003ctd\u003eDuctile Iron \/ Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeat Material\u003c\/td\u003e\n\u003ctd\u003eEPDM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize Range\u003c\/td\u003e\n\u003ctd\u003eDN40-DN1200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePressure Rating\u003c\/td\u003e\n\u003ctd\u003ePN10 \/ PN16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDesign Standard\u003c\/td\u003e\n\u003ctd\u003eEN593\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eActuator Mounting\u003c\/td\u003e\n\u003ctd\u003eISO5211\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFace to Face Standard\u003c\/td\u003e\n\u003ctd\u003eEN558\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWorking Temperature\u003c\/td\u003e\n\u003ctd\u003e-10°C to 120°C (EPDM dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuitable Medium\u003c\/td\u003e\n\u003ctd\u003eWater, Wastewater, Air, Cooling Water\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003ch1\u003eAvailable Configurations\u003c\/h1\u003e\n\u003ch2\u003eManual Lever Operated Wafer Butterfly Valve\u003c\/h2\u003e\n\u003cp\u003eLever operated butterfly valves are commonly used for small diameter pipelines where quick opening and closing operation is required.\u003c\/p\u003e\n\u003cp\u003eTypical applications:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBuilding water systems\u003c\/li\u003e\n\u003cli\u003eHVAC pipelines\u003c\/li\u003e\n\u003cli\u003eSmall industrial pipelines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWorm Gear Operated Wafer Butterfly Valve\u003c\/h2\u003e\n\u003cp\u003eGear operated butterfly valves use a worm gearbox to reduce operating torque and provide smoother control, especially for larger diameter valves.\u003c\/p\u003e\n\u003cp\u003eTypical applications:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWater treatment plants\u003c\/li\u003e\n\u003cli\u003ePumping stations\u003c\/li\u003e\n\u003cli\u003eFire protection systems\u003c\/li\u003e\n\u003cli\u003eIndustrial pipelines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch1\u003eApplications\u003c\/h1\u003e\n\u003ch2\u003eWater Supply Systems\u003c\/h2\u003e\n\u003cp\u003eUsed for pipeline isolation and flow control in municipal water distribution networks and water treatment facilities.\u003c\/p\u003e\n\u003ch2\u003eWastewater Treatment\u003c\/h2\u003e\n\u003cp\u003eProvides reliable shut-off control in sewage treatment plants and wastewater pipelines.\u003c\/p\u003e\n\u003ch2\u003eHVAC Systems\u003c\/h2\u003e\n\u003cp\u003eSuitable for chilled water, cooling water, and heating circulation systems.\u003c\/p\u003e\n\u003ch2\u003eFire Protection Systems\u003c\/h2\u003e\n\u003cp\u003eUsed in fire water pipelines, pump systems, and protection networks.\u003c\/p\u003e\n\u003ch2\u003eIndustrial Pipeline Systems\u003c\/h2\u003e\n\u003cp\u003eApplied in chemical processing, mining, power plants, and general industrial water systems.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003eManufacturing Standards\u003c\/h1\u003e\n\u003cp\u003eChihao wafer butterfly valves are manufactured according to international standards:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEN 593\u003c\/strong\u003e – Industrial valves, butterfly valves requirements\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO 5211\u003c\/strong\u003e – Valve actuator mounting dimensions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEN 558\u003c\/strong\u003e – Face-to-face dimensions\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003ePN10 \/ PN16 pressure standards\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eInspection includes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBody pressure test\u003c\/li\u003e\n\u003cli\u003eSeat leakage test\u003c\/li\u003e\n\u003cli\u003eDimension inspection\u003c\/li\u003e\n\u003cli\u003eCoating inspection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch1\u003eWhy Choose Chihao Wafer Butterfly Valve?\u003c\/h1\u003e\n\u003cp\u003e✔ Professional manufacturer of industrial valves and pipeline products\u003c\/p\u003e\n\u003cp\u003e✔ Complete size range from DN40 to DN1200\u003c\/p\u003e\n\u003cp\u003e✔ Reliable EPDM resilient sealing system\u003c\/p\u003e\n\u003cp\u003e✔ Available with manual, electric, pneumatic, and hydraulic operation\u003c\/p\u003e\n\u003cp\u003e✔ Suitable for distributors, contractors, and engineering projects\u003c\/p\u003e\n\u003cp\u003e✔ OEM customization and bulk orders supported\u003c\/p\u003e\n\u003cp\u003e✔ Export experience for global markets\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":47161041322157,"sku":null,"price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0721\/0470\/6221\/files\/Waferbutterflyvalve_1.jpg?v=1785835415"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0721\/0470\/6221\/collections\/02_5.jpg?v=1785834990","url":"https:\/\/chihaoflange.com\/collections\/gate-valve.oembed","provider":"Hebei Chihao Pipeline Equipment Co., Ltd.","version":"1.0","type":"link"}