Compact Design Forged Steel Check Valve For Petroleum Industry
Product Features
Full port or Reduced port
Bolted cover/Welded cover/Pressure seal cover
Socket welded (SW) ends to ASME B16.11
Screwed ends (NPT) to ASME B1.20.1
Flanges (RF/RTJ) according to ASME B16.5
Integral flange or welded flange
BW ends to ASME B16.25
Cryogenic forged steel check valve (optional)
The spherical piston check valve (optional)
Y-Pattern piston check valve
Technical Parameters
| NO. | Part Name | Cast Steel | Alloy Steel | Stainless steel | |
|---|---|---|---|---|---|
|
1 |
Body |
A105N+STL.6/Cr13 |
A182 F22 |
A182 F304(L) |
A182 F316(L) |
|
2 |
Piston Disc |
A182 F6a |
A182 F304 |
A182 F304(L |
A182 F316(L) |
|
3 |
Gasket |
SPW SS304+Graphite |
SPW SS304+Graphite |
SPW SS304(L)+Graphite |
SPW SS316(L)+Graphite |
|
4 |
Bonnet |
A105N |
A182 F22 |
A182 F304(L) |
A276 F316(L) |
|
5 |
Nameplate |
SS304 |
SS304 |
SS304 |
SS304 |
|
6 |
Bolt |
A193 B7 |
F193 B16 |
A193 B8(M) |
A193 B8(M) |
|
7 |
Ball |
A182 F6a |
A182 F304 |
A182 F304(L) |
A182 F316(L) |
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