Butterfly Type Check Valve
Size Range
1/4“ to 2”
Body Materials
A351 CF8M / A216 WCB
Temperature Range
'-50℉ to 450℉ (-46℃ to 232℃)
Stem Materials
A182 F316
Maximum Allowable Operating Pressure
3000 PSI (WOG)
Seat Materials
Delrin / Peek
Body Style
Two Piece
Ball Materials
A182 F316
End Connections
Threaded ASME B1.20.1 NPT
Design Standard
ASME B16.34 , MSS SP-110
Ports
Full Port
Testing Standard
MSS-SP72,API 598
Applications
General Service, Air, Water, Oil & Gas
Face to Face
Manufacturers Standard
Description
Technical Specification
Normal Size Range: DN200- DN1400
Normal Pressure Rating: PN10-PN25
Material: GG25, GG40, WCB
Temperature Range: -29°C~425°C
Standards compliance
Design and Manufacture: GB12236
Face to face(end to end): GB12221
Flanged connection: JB/T79-1994
Test and inspection: JB/T9092-1999
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