{"product_id":"pneumatic-triple-offset-hard-sealing-butterfly-valve","title":"Pneumatic Triple-Offset Hard-Sealing Butterfly Valve","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ePneumatic Triple-Offset Hard-Sealing Butterfly Valve\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a high-performance industrial valve designed for reliable shut-off and flow control in demanding applications. It combines a triple-offset disc design with a pneumatic actuator, providing excellent sealing performance, low operating torque, and long service life.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe triple-offset design eliminates rubbing between the sealing surfaces during normal operation. As the valve opens and closes, the disc moves away from the seat, significantly reducing friction and wear. When the valve reaches the fully closed position, the disc and metal seat form a tight mechanical seal, providing reliable shut-off performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe valve adopts a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003emetal-to-metal hard sealing structure\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, making it suitable for high-temperature, high-pressure, and harsh operating conditions where conventional soft-seated butterfly valves may not be appropriate.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe pneumatic actuator provides fast and reliable valve operation and can be configured for automatic or remote control. With suitable accessories such as a positioner, solenoid valve, limit switch, and air filter regulator, the valve can be easily integrated into PLC, DCS, and other industrial automation systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eTriple-offset butterfly valve design\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMetal-to-metal hard sealing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExcellent shut-off performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLow friction and low operating torque\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReduced seat wear and extended service life\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for high-temperature and high-pressure applications\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePneumatic actuator for fast and reliable operation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for automatic and remote control\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExcellent resistance to thermal deformation and wear\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompact and lightweight construction\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEasy integration with PLC and DCS control systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVarious materials, sizes, and pressure ratings available\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eWorking Principle\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe triple-offset design consists of three geometric offsets between the valve stem, the centerline of the disc, and the sealing surface.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDuring opening and closing, the disc moves away from the sealing seat, minimizing friction and mechanical wear. Near the fully closed position, the disc engages the metal seat to create a tight and reliable seal.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe pneumatic actuator uses compressed air to rotate the valve shaft and disc. Depending on the actuator configuration, the valve can be operated as \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003edouble-acting or spring-return\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for different process and fail-safe requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eApplications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Pneumatic Triple-Offset Hard-Sealing Butterfly Valve is widely used in:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eOil \u0026amp; Gas\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePetrochemical Industries\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eChemical Processing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePower Generation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSteam Systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHigh-Temperature Fluid Systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRefineries\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMarine and Offshore Applications\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMetallurgy\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIndustrial Process Pipelines\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIt is particularly suitable for applications involving \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ehigh temperature, high pressure, steam, gas, hydrocarbons, and other demanding process media\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Advantages\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe triple-offset metal-seated design provides reliable sealing performance while minimizing friction between the disc and seat. This results in reduced wear, lower operating torque, and extended valve service life.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCompared with conventional butterfly valves, the triple-offset configuration is well suited to severe-service applications where high temperature, pressure fluctuations, and long-term reliability are critical.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe valve can be customized according to specific operating conditions, including \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003evalve size, pressure class, body material, disc material, seat material, actuator configuration, connection type, control accessories, and fail-safe function\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eTechnical Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eItem\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Name\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePneumatic Triple-Offset Hard-Sealing Butterfly Valve\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eValve Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eTriple-Offset Butterfly Valve\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSealing Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eMetal-to-Metal Hard Seal\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eActuator Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePneumatic Rotary Actuator\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eActuator Configuration\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDouble-Acting \/ Spring-Return\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOperation\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOn-Off \/ Modulating\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eValve Body Material\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCarbon Steel \/ Stainless Steel \/ Alloy Steel \/ Customized\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eDisc Material\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eStainless Steel \/ Alloy Steel \/ Customized\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSeat Material\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eMetal \/ Customized\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eConnection\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eWafer \/ Lug \/ Flanged \/ Butt-Welded\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eNominal Size\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCustomized\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePressure Rating\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCustomized\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOperating Temperature\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCustomized\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eControl Accessories\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePositioner \/ Solenoid Valve \/ Limit Switch \/ Air Filter Regulator\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eApplication Media\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eGas \/ Steam \/ Water \/ Oil \/ Other Compatible Fluids\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ePneumatic Triple-Offset Hard-Sealing Butterfly Valve\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides a reliable combination of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003etight shut-off, low operating torque, high-temperature resistance, wear resistance, and long service life\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, making it an ideal solution for severe industrial process applications.\u003c\/span\u003e\u003c\/p\u003e","brand":"LEO VALVES","offers":[{"title":"Please Contact Us by Email","offer_id":43372828852318,"sku":null,"price":888.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/7333\/8462\/files\/20260918103845.jpg?v=1789699158","url":"https:\/\/39e1b4-9a.myshopify.com\/products\/pneumatic-triple-offset-hard-sealing-butterfly-valve","provider":"LEO VALVES","version":"1.0","type":"link"}