Cast Steel and Stainless Steel Gate Valve
API Gate Valve
Main parts and materials
Parts Name | Materials | ||||
Valve Body、Bonnet、Disc | A216 WCB | A352 LCB、A217 WC6、A217 WC9、A217 C5、A351 CF8 | A351 CF8M | A351 CF3 | A351 CF3M |
Stem | A182 F6 | A182 F304 | A182 F316 | A182 F304L | A182 F316L |
Seat Ring | A105+13Cr、A105+STL、A351 CF8、A351 CF8M | ||||
Disc Ring | 13Cr、STL、A351 CF8、CF8M | ||||
Standards
Design and Manufacture | Face to Face | Flange End | Inspection | ANSI Pressure-Temp Rating |
API600,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 | ||||
900 | 23.1 | 16.8 | 16.8 | ||||
More Products Please View Hifactory.
