Forged Steel Ball Valve API Forged Steel Trunnion Type Ball Valve
Main parts and materials:
Parts name | material |
Body、Bonnet | A150;A182-F316;A350-LF2 |
Stem | A276-304;A276-316 |
Seat | A105+ENP;A182-F316;A350-LF2+ENP |
Ball | A182-F304 1);A182-F306; |
Floating Ball Valve Supplier Standards
Design and Manufacture | Face to face | Flange end | Inspection | Fire durable |
API 6D,BS5351 | ANSI B16.10 | ASME B16.5 | API 598/API 6D | API607 |
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 | |||
1500 | 38.4 | 28.1 | 28.1 | |||
China top valves supplier-Yuanda manufacture cast iron,Stainless Steel,Cast Steel,Flanged,ANSI,DIN,API,GOS Valves,Such as GOST Gate Valve,Angle Globe Valve,Motorized and Trunnion Ball Valve,Wafer Butterfly Valve,Swing and Lift Check Valve,Y Strainer,etc.
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