DIN Industrial Bb OS&Y Steel Wedge Stainless Steel Cast Steel Flanged Gate Valve ...
We apply a variety of cutting-edge technologies to our Forged Floating Ball Valve, Bidirectional Knife Gate Valve, Bellows Forged Gate Valve that solve many problems in practical applications. For many years, we have always provided customers with good products and technical support and considerate after-sales service. The company takes the market as the center and produces the products according to the requirements of the national quality system. Our corporate culture stems from the accumulation of history, the efforts of reality and the pursuit of the future. Our company implements modern management mode and has the leading production and management talents in the industry, and has a wide and deep marketing network. Our high-quality customers are all over the country and all over the world.
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.
Our primary intention should be to offer our clientele a serious and responsible enterprise relationship, delivering personalized attention to all of them for DIN Industrial Bb OS&Y Steel Wedge Stainless Steel Cast Steel Flanged Gate Valve .... We also warmly welcome consumers to visit our manufacturing unit and purchase our items. The goods are obtainable in improved designs and richer variety, they're produced scientifically of purely raw supplies.
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