Factory Cheap Ball Valve Screw - Dual Plate Check Valve – CEPAI

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Factory Cheap Ball Valve Screw - Dual Plate Check Valve – CEPAI Detail:

CEPAI’s API6A Check Valves can be divided into three types, which are Swing check valve, Piston Check Valve and Lift Check Valve, all of these valves are designed as per API 6A 21th edition standard. They flow in a single direction and end connections are complied with API Spec 6A, metal-to-metal seal creates a stable performance for high pressure, high-temperature conditions. They are used for Chock manifolds and Christmas trees, CEPAI can offer the bore size from 2-1/16 to 7-1/16 inch, and the pressure range from 2000 to 15000psi.

Design Specification:
Standard Check gate valves are in accordance with API 6A 21th latest Edition, and use the right materials for H2S service according to NACE MR0175 standard.
Product Specification Level: PSL1 ~4    Material Class: AA~FF   Performance Requirement: PR1-PR2 Temperature Class: LU

Product Features:
◆ Reliable seal,and the more pressure the better sealing
◆ Small vibration noise
◆ The sealing surface between gate and body is welded with hard alloy, which has good wear resistance performance
◆ The check valve structure can be Lift, Swing or Piston type.

Name Check Valve
Model Piston Type Check Valve/Lift Type Check Valve/Swing Type Check Valve
Pressure 2000PSI~15000PSI
Diameter 2-1/16~7-1/16(52mm~180mm)
Working Temperature  -46℃~121℃(KU Grade)
Material Level AA、BB、CC、DD、EE、FF、HH
Specification Level PSL1~4
Performance Level PR1~2

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Factory Cheap Ball Valve Screw - Dual Plate Check Valve – CEPAI detail pictures

Factory Cheap Ball Valve Screw - Dual Plate Check Valve – CEPAI detail pictures

Factory Cheap Ball Valve Screw - Dual Plate Check Valve – CEPAI detail pictures

Factory Cheap Ball Valve Screw - Dual Plate Check Valve – CEPAI detail pictures


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With advanced technologies and facilities, strict high quality regulate, reasonable price tag, excellent support and close co-operation with shoppers, we have been devoted to furnishing the best benefit for our buyers for Factory Cheap Ball Valve Screw - Dual Plate Check Valve – CEPAI , The product will supply to all over the world, such as: Puerto Rico, Georgia, Qatar, We've been always creating new technology to streamline the production, and give products with competitive prices and high quality! Customer satisfaction is our priority! You can let us know your idea to develop unique design for your own model to prevent too much similar parts in the market! We are going to present our best service to satisfy all your needs! Remember to contact us right away!
  • This is a honest and trustworthy company, technology and equipment are very advanced and the prodduct is very adequate, there is no worry in the suppliment.
    5 Stars By Phyllis from Netherlands - 2018.09.19 18:37
    Goods just received, we are very satisfied, a very good supplier, hope to make persistent efforts to do better.
    5 Stars By June from Berlin - 2017.05.02 18:28
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