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Check Valve

Bolted bonnet
Swing disc
Hard surfacing on seat is available
Flanged and welding connection
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  • Technical Parameters



Caliber/DN:DN20~DN500

Pressure/PN:PN10~PN160 ANSI150LB~ANSI900LB 

Sealing:Metal Seat 
Connection :Flanged /Welded

Temperature℃: -29~425

Body Material(1)WCB (2)CF8(3)CF8M (4)CF3M 

Tightness Class:ISO 5208 Rate A




Application: 

It is suitable for automatic control systems in chemical, papermaking, biochemistry, chemical fiber, pharmaceutical, environmental protection and other industrial fields. It is especially suitable for corrosive media.