Swing Flex Check Valve
Size Range
1/2"-24"
Materials Grades
WCB,LCC,LCB,CF8M,2205,Special Materials
Pressure Range
Class 150/300/600/900/1500
Trim Materials
TRIM 1,5,8,12,16 & Special Materials
Design Standard
API 594,API 6D,API 602,GOST 3327,BS 1868,BS EN 13709
Testing Standard
API 598,DIN 3230,EN 12266-1,GOST 9544,BS 6755-1,BS EN 12266-1,BS 5146
End Connections
Raised Face, RTJ, Threaded, Socket Weld, Threaded X Socket Weld
Face to Face
ASME B16.10,EN 558-1,GOST 9544,BS EN 558-1,DIN 3202
Options
NACE Compliant
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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