
Forged Steel Swing Type Check Valve (H44H)
We would welcome any potential clients to contact us to give us the opportunity to provide Inconel 600 Gate Valve, Cast Iron Knife Gate Valve, BB Forged Check Valve solution customized to your needs and requirements. You will get our professional reply within 8 hours. In the new economic situation, our development strategy should mainly focus on how to maximize our strengths and avoid our weaknesses, and seize opportunities to meet challenges. We have established a long-term, close and stable cooperative relationship with our customers. Since the establishment, we have adhered to the path of professionalism. We have tried our best to fully meet the needs of our customers and develop partnerships with customers.
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.

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

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

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.
Looking back at the past, we focus on creating quality Forged Steel Swing Type Check Valve (H44H) and serving customers wholeheartedly, which has led to remarkable achievements. Our new strategy will enhance the operating effectiveness of the company and promote its sustainable, healthy and stable development. The starting point for all our ideas and actions originates from our customers, therefore we dedicate to the success of our customers, become their partners and grow together with them.
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