Carbon Steel Swing Check Valve
In terms of F51 Check Valve, C95800 Wafer Check Valve, Welded Bonnet Forged Gate Valve industries, our products have been developed according to domestic and foreign markets. In today's fierce market competition, we have set up a number of agencies to quickly and promptly relieve customer worries. The transformation and upgrading of China's manufacturing industry in the new normal provides a huge market opportunity for our growth.
Product Details
NSV BB Forged Check valves, like all check valves, are used to prevent back flow in the line.Valve standard design is the valve bolted cover(bonnet) from class 150lb to 1500lb,The inside can piston(ball) disc and also have swing disc design.
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 | Piston Disc | A276 410 | A276 304 | A276 304(L) | A276 316(L) |
3 | Gasket | Corrugated SS + graphite | SS + PTFE | ||
4 | Bonnet | A105 | A182 F22 | A182 F304 L | A182 F316(L) |
5 | Nameplate | SS | |||
6 | Bolt | A193 B7 | A193 B16 | A193 B8M | A193 B8M |
7 | Ball | A182 F304 | A182 F304 | A182 F304 | A182 F304 |
Suitable Medium | W.O.G.etc | W.O.G.etc | HNO3CH3OOH 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.
BODY-COVER CONNECTION:BOLTED-COVER
NSV Standard construction of boy-cover connection is bolted,with s apiral wound gasket to seal the connection.
On request we offer as well Ring Joint connection,Ring Joint that’s for high pressure on class 2500lb bolted bonnet,als on request on other pressure class.
FAQ
1. Q:Does your company have any agent/distributor with the exception of China?
A: At present,we have agent in Indonesia,Singapore,Canada,Mexico,Iraq,and welcome contact us if you would like to join us.
2. Q:Does “NSV” valves have supply to any value end user?
A:Yes,,it just like PETROKIMIA GRESIK in Indonesia, BP Iraq,ESFAHAN MOBARAKEH STEEL In Iran etc.
3. Q:Are you manufacturer or trading company?
A: We’re manufacturer,but our factory name is not named NSV due to we’re professional in promotion NSV brand with best service,and also have sold to many end user success.
'Efficiency, Sincerity and Down-to-earth working approach' to provide you with excellent service of processing for Carbon Steel Swing Check Valve. Our company will return to all new and old users for their continuous care and support with reliable products, reasonable prices, and good service. We've been able to also deliver you with absolutely free samples to meet your needs.
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