Forged Steel Swing Check Valve (GAH64H)

Forged Steel Swing Check Valve (GAH64H)

NSV Forged Swing 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, while any reversal of flow will close the valve.
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Product Introduction

We will attain every effort to create a professional, convenient and fast all-round supporting service system, hoping that our Solid Wedge Gate Valve, Metal Seated Floating Ball Valve, SW/NPT Lubricated Plug Valve can bring you higher benefits. After continuous reform, our company now has advanced science and technology, a unique talent mechanism, and a sound quality assurance system. We can provide customers with comprehensive professional technical services such as product application, debugging, training and technical support.

Product Details

NSV Forged Swing 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, while any reversal of flow will close the valve. The swing check valve functions by allowing flow forces to move the closure element, it is a hinged clapper which swings or rotates around a supporting shaft.

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Design Features
Full port or reduced port design
Swing disc
Bolted bonnet(B.B),Welded bonnet(W.B),Pressure Seal Bonnet(P.S.B) also available.
Flanged, butt-welded, socket- welded, or threaded ends

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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-BONNET CONNECTION:BOLTED-BONNET

NSV Standard construction of boy-bonnet 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

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FAQ

1.Q: What’s the brand of your company can supply ?

A:NSV or OEM service

2.Q: Do u provide sample,is it free or extra ?

A: Yes, we could offer the sample, due to its value,we can supply free sample that small value and you afford the freight,but also welcome visit our factory to inspect quality.

3.Q: What’s your payment terms?

A: As our company’s policy, we normally have bellow 3 payment terms,it also can negotiation both parties before confirm order.
1) 100% T/T or West Union in advance that order value within $2,000.00USD.

2)30% T/T advance+70% balance after the shipment for the order value above $2,000.00USD.

3)L/C at sight for the order value above $50,000.00USD.

Our Forged Steel Swing Check Valve (GAH64H) has always maintained a high level and quality, and so far the supply exceeds demand. We have been constantly improving and we have stood more and more stable in the fierce competition in the industry circle. In his way, We can enrich our life style and promote a better living environment for the global community.

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