PSB Forged Check Valve
Product Details
NSV PSB Forged Check valves,its produced one piece that’s stronger than an equivalent casted parts.like all check valves, are used to prevent back flow in the line. The pressure of the fluid passing through a system opens the valve,that’s normally used for high pressure like class900,1500lb,2500lb,its convenient for repair and maintain.
Design Features
Full port or reduced port design
Plug disc
Pressure Seal Bonnet (PSB)
Flanged, butt-welded, socket- welded, or threaded ends
Standard Material Specifications
| NO. | Part Name | CS to ASTM | AS to ASTM | SS to ASTM | |
Type A105 | Type F22 | Type F304(L) | Type F316(L) | ||
1 | Body | A105 | A182 F22 | A182 F304(L) | A182 F316(L) |
2 | Life Disc | A276 420 | A276 304 | A276 304(L) | A276 316(L) |
3 | Sealing Seat | A105 | F22 | A182 F304(L) | F316(L) |
4 | Pressure Ring | A276 304 | A276 304 | A276 304L | A276 316L |
5 | Retaining Nut | A194 2H | A194 4 | A194 8 | A194 8M |
6 | P.S.Lock Nut | A194 2H | A194 4 | A194 8 | A194 8M |
Suitable Medium | W.O.G.etc | W.O.G.etc | HNO3,CH3OOH etc | ||
Suitable Temperature | -29℃~425℃ | -29℃~550℃ | -29℃~180℃ | ||
Note: Other materials are available upon request. CS=Carbon Steel; AS=Alloy Steel; SS=Stainless Steel.
FAQ
1. Q: What’s the valves warranty?
A: Our valves warranty period should be 18 months from the date of shipment or 12 months after installation, whichever occurs first.
2. Q:What’s the packing for shipping?
A:Its carton for small valves(sample) and plywood case(don’t to fumigate).
3.Q:Is there have MOQ?
A：No.we can accept 1set,but there have additional cost $150.00(process of export) if the order value within $2000.00.
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