Cast Steel and Stainless Steel Check Valve
USD $1 - $100 /Piece
Min.Order:1 Piece
Cast Steel and Stainless Steel Check Valve
ANSI Swing Check Valve
Main parts and materials:
Parts name | material | ||||
Body、Bonnet disc | A216WCB | A352 LCB; A217 WC6; A217 WC9; A217 WC5; A351 CF8 | A351 CF8M | A351 CF3 | A351 CF3M |
Arm pin | A182 F6 | A182 F304 | A182 F316 | A182 F304L | A182 F316L |
Seat ring | A105+13Cr;A105+STL;A182 304;A182 316 | ||||
Disc ring | 13Cr;STL;A351 CF8;A351 CF8M |
Standards
Design and manufacture | Face to face | Flange end | Inspection | ANSI pressure-temp rating |
BS1868; ANSI B16.34 | ANSI B16.10 | ANSI B16.5 | API 598 | ANSI B16.34 |
Test pressure
Test item | Shell test | Seal test | Back seal test | Air seal test | |
Medium(MPa) | water(MPa) | Air (MPa) | |||
Pressure (class) | 150 | 3.1 | 2.2 | 2.2 | 0.5~0.7 |
300 | 7.8 | 5.6 | 5.6 | ||
600 | 15.3 | 11.2 | 11.2 |
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