SS904L Check Valve

  NSV SS904L Swing check valves, 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.This material most superior acid and alkali resistance among all austenitic stainless steel and superior pitting and crevice corrosion resistance to chloride solution as seawater.

• Applicable Standard
   Design Standard: BS 1868, ASME B16.34, API 6D, DIN2533
   Face to Face: ASME B16.10, API 6D, EN 558, DIN 3202
   End Flange: ASME B16.5, ASME B16.47, DIN2501, DIN2533
   Butt welding Ends: ASME B16.25, DIN3239
   Inspection and Test: API 598, DIN3230
   

• Products Range
   Size: 2" ~ 24" (DN50 ~ DN600)
   Rating: ANSI 150lb-2500lb 
   Body Materials: Stainless Steel 904L
   Trim: Stainless Steel 904L
   

• Design Features
   Full open design
   Bolted cover
   Swing type disc design
   Integral seat
  

FAQ

1. Q:Do you have any valve in stock?

   A:There have a lot of GGC valves(2”&within) in stock,and that can delivery within one week.

2. Q:Do you have customized valve?

A:Yes,we can supply customized valves.

3. Q: What kinds of valves do you manufacture?

A: We usually manufacture valves made of various materials such as cast Iron/ carbon steel,stainless steel,Alloy steel and industrial valves such as ball, gate, globe, check, bellows seal and ETC. For detail information, please refer to " Download>E-Catalog” of homepage.

4. Q:What's the packing for shipping?

  A:Its carton for small valves(sample) and plywood case(don’t to fumigate).

5.Q: How about delivery schedule?

A: Delivery schedule depends on product type. Therefore, please consult with sales team for specific delivery schedule when you inquire quote. The company is making an effort to keep the delivery schedule, which is the promise with customer. The company will improve your satisfaction degree by delivering the necessary product as soon as possible.

6.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.

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