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Your location is: ProductsButterfly valvePneumatic Flanged Hard Seat Butterfly Valve

Pneumatic Flanged Hard Seat Butterfly Valve

Product details

Pneumatic flanged hard seat butterfly valve with pneumatic flange from the Angle of pneumatic piston actuator stroke and butterfly valve body composition, using three-dimensional eccentric principle design, make the space of the sealing surface movement to achieve ideal, no friction, no interference with each other, together with sealing material is properly selected, so that the butterfly valve sealing, corrosion resistance, high temperature resistance and wear resistance are the reliable guarantee.


Product model: D643H/F
Nominal diameter: DN50-DN2000
Nominal pressure: 0.6~1.6MPa
Material of valve body: WCB, QT450-10, HT200, HT250
Applicable temperature: Nitrile rubber: -40℃ ~ 90℃ fluororubber: -20℃ ~ 200℃
Suitable medium: water, air, natural gas, oil and weakly corrosive fluid
Manufacturing standard: GB/T122387-89
Flange standard: GB9113-2000, GB17241.6-1998
Structural length standard: GB12221-89
Inspection standard: GB/T13927-92



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