Swing Flex 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
100% circulation area ensures extremely low head loss.
Swing flex check valve is the only movable part that ensures the longest maintenance time.
Synthetic reinforced disc provides a very tight seat.
Non-slam closure reduces destructive water hammer.
Standards compliance
Design and Manufacture: BS1868, GB12235
Face to face(end to end): ANSI B16.10, GB/T 12221
Flanged connection: ANSI B16.5, GB/T 9113
Test and inspection: API598, GB/T 13927
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