{"product_id":"pneumatic-double-offset-high-performance-butterfly-valve","title":"Pneumatic Double-Offset High-Performance Butterfly Valve","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ePneumatic Double-Offset High-Performance Butterfly Valve\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a reliable and efficient quarter-turn valve designed for industrial flow control and shut-off applications. The valve features a double-offset disc and shaft design combined with a pneumatic actuator, providing smooth operation, reduced friction, and reliable sealing performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe double-offset design allows the disc to move away from the valve seat during opening, significantly reducing friction between the disc and seat. This helps minimize wear, reduce operating torque, and extend the service life of the valve.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe valve is equipped with a high-performance resilient or soft sealing system, providing excellent shut-off performance and reliable sealing under a wide range of operating conditions. The pneumatic actuator enables fast and reliable automatic operation and can be configured for on-off or modulating control.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe valve can be equipped with positioners, solenoid valves, limit switches, air filter regulators, and other accessories, allowing easy integration with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ePLC, DCS, and industrial automation systems\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\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\u003eDouble-offset high-performance butterfly valve design\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\u003eLow operating torque\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReduced friction and seat wear\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExcellent sealing performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReliable shut-off capability\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompact and lightweight construction\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for automatic and remote operation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOn-off or modulating control available\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEasy integration with PLC and DCS 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\u003cli\u003e\u003cspan\u003eEasy installation and maintenance\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 valve operates through a 90-degree rotation of the disc. The double-offset design causes the disc to move away from the sealing seat shortly after opening, minimizing contact and friction between the sealing surfaces.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWhen the valve closes, the disc moves into the seat and creates a tight seal. This design reduces wear on the sealing components and provides smooth and reliable valve operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe pneumatic actuator converts compressed air into rotary movement to open or close the valve. Depending on the application, the actuator can be configured as \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003edouble-acting or spring-return\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\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 Double-Offset High-Performance 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\u003eWater Treatment\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHVAC Systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWater Supply and Distribution\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCooling Water Systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompressed Air Systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGeneral Industrial Process Control\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIt is suitable for controlling and isolating a wide range of media, including \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ewater, air, gas, oil, steam, and other compatible industrial fluids\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 double-offset structure reduces friction between the disc and seat, resulting in \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003elower operating torque, reduced wear, and longer service life\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. The high-performance sealing system provides reliable shut-off performance while maintaining efficient operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCombined with a pneumatic actuator, the valve provides fast response and dependable automatic control, making it suitable for applications requiring frequent operation and remote control.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe valve can be customized according to specific operating requirements, including \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003enominal size, pressure rating, valve body material, disc material, sealing material, actuator type, connection type, control accessories, and fail-safe configuration\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 Double-Offset High-Performance 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\u003eDouble-Offset Butterfly Valve\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\u003eSealing Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSoft Seat \/ Resilient Seat\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 \/ Ductile Iron \/ 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 \/ Ductile Iron \/ Customized\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eShaft Material\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eStainless Steel \/ 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\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\u003eWater \/ Air \/ Gas \/ Oil \/ Steam \/ 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 Double-Offset High-Performance Butterfly Valve\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e offers an excellent combination of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ehigh flow capacity, low operating torque, reliable sealing, fast pneumatic operation, and long service life\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, making it a practical solution for a wide range of industrial flow control and shut-off applications.\u003c\/span\u003e\u003c\/p\u003e","brand":"LEO 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