Company Details

  • SUNGO VALVES GROUP CO.,LTD

  •  [Zhejiang,China]
  • Business Type:Manufacturer
  • Main Mark: Africa , Americas , Asia , Caribbean , East Europe , Europe , Middle East , North Europe , Oceania , Other Markets , West Europe , Worldwide
  • Exporter:31% - 40%
  • Certs:CE, GB, ISO9001, ISO14001
  • Description:Gate Valve Vs Ball Valve,Spring Loading Valve,Lift Check Valve
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Home > Products > Check Valve > Stainless Steel Check Valve > What is a check valve

What is a check valve

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    Payment Type: L/C,T/T
    Incoterm: FOB
    Min. Order: 1 Piece/Pieces
    Delivery Time: 30 Days

Additional Info

Packaging: wooden case

Productivity: 10000pc/Year

Brand: SUNGO

Transportation: Ocean,Land,Air

Place of Origin: China

Supply Ability: 10000

Port: Ningbo

Product Description

Seat
For carbon steel Check Valve, the seat is usually forged steel. The sealing surface of the seat is spray welded with hard alloy specified by the customer. Renewable threaded seat is used for NPS<10 check valves, and welded on seat can be also optional if being requested by the customer. Welded on seat is used for NPS>12 crbon steel gate valves. Forstainless steel check valve, integral seat is usually adopted, or to weld hard alloy directly integrally. Threaded or welded on seat is also optional for Stainless Steel Check Valve if being requested by the customer.


Body-To-Bonnet Joint
Stainless steel + flesible graphite wounded gasket is used for Class 150 and Class 300 check valve; Stainless steel + flexible graphite wounded gasket is used for Class 600 check valve, and joint gasket is also optional for Class 600 check valve; Ring joint gasket is used for Class900 check valve; Pressurized seal design is used for Class 1500~Class 2500 check valves

Body and Bonnet Connection
The body and bonnet of Class150~Class900 check valves are usually with studs and nuts. And the body and bonnet of Class1500~Class2500 check valves are usually of pressurized seal design.


ANSI Swing Flange Check Valve

ANSI Swing Flange Check Valve

Standard: Design API 6D
Flanged Dimension : ASME B16.5
Face to face : API6D
Test & inspection : API 598 / API 6D
Materials: Carbon Steel, Forged Steel, Stainless Steel ,CF8, CF8M, CF3, CF3M
Working Pressure: PN10~PN40
Suitable Medium: Water, Natural Gas, Oil and some corrosive liquid

Production:
Bolted Cover
Piston Lift Disc, Full Bore Design
Renewable Seat Rings / Integral Seat Rings.
Spring Loading Disc
Horizontal Servece

Looking for ideal Gate Valve Vs Ball Valve Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the Spring Loading Valve are quality guaranteed. We are China Origin Factory of Lift Check Valve. If you have any question, please feel free to contact us.

Product Categories : Check Valve > Stainless Steel Check Valve

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  • What is a check valve
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