API 594 Dual Plate Wafer Type Check Valve

We clearly recognize that technology must be continuously improved, otherwise our BB Forged Gate Valve, Solid Wedge Gate Valve, Flanged Fully Welded Ball Valve will not be able to compete with other similar products. Over the years, professional companies from all over the world take us as their long-term and stable partners. We adhere to the enterprise tenet of "innovation leads the future, pragmatism promotes development". Our company regards quality as life and regards the actual interests of customers and our long-term development as one. We adhere to the integrity to the end, and carry forward the spirit of hard work.

  NSV Double disc check valves are mainly used for the pipelines which medium is one-way flow, only allowing medium to flow in one direction, in order to prevent accidents.They are widely used in water source projects, urban water supply and drainage, sewage treatment, electric power,petroleum, petrochemical, heat supply and metallurgy industries etc.Suitable medium include water, sewage, sea water, steam, air, foodstuff, oils, nitric acid, strong oxidizing medium and urea etc.

• Applicable Standard
  To API594
  Face to face per ANSI B 16.10
  Flange ends dimension ANSI B 16.5/ANSI B 16.47
  Final inspection tests to API598.

• Products Range
  Size: 1/2" ~ 48" (DN15 ~ DN1200)
  Rating: ANSI 150lb-2500lb 
  Body Materials: Ni-Al-Bronze(B148 C95800,C95500,C95400)
  Trim: Ni-Al-Bronze(B148 C95800,C95500,C95400)

• Design Features:
  Built in Double-disc wafer swing check valve
  Retainerless
  Metal seal or rubber seal.

Structure Performance:
1.Structure length is short.
2.Small volume, light weight.
3.Unobstructed channel, small fluid resistance.
4.Action is sensitive, sealed performance is good.
5.Simple and compact structure, attractive appearance.
6.Long using life and high reliability.

FAQ

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

A:NSV or OEM service

2.Q:I want to know how to contact the person in charge.

A: When you call representative call number of company(86-577-67378616), sales team will receive your call if there is no special situation. If you let us know your inquiry, we will put you through to the person in charge. If you need a personal phone number, you have to receive it from the person in charge directly after phone call.

3. Q: What’s the valves warranty?
  A: Our valves warranty period should be 18 months from the date of shipment or 12 months after installation, whichever occurs first.

4. Q:How can I get a quote?

A: If you request quote by preparing the product spec you want to request specifically through “Contact us or Feedback” of homepage, we will send reply to you ASAP. If the contents of homepage are not available, you can inquire to us via phone(86-577-67378616) or fax(86-577-67372367).

We vigorously expand the domestic and foreign markets, strive to climb the peak of the API 594 Dual Plate Wafer Type Check Valve industry, and develop towards modularization, groupization and internationalization. At the same time, with a good service system, the enterprise has done the pre-sale and after-sale service work steadily, so that customers can rest assured and be free from worry. We sincerely welcome domestic and foreign merchants to negotiate business.