Sea Water Service Wafer Dual Check Valve

Structural Feature 

A.Short structural length,only 1/4~1/8 of that of traditional flanged check valve;

B.Low volume,light weight,only 1/4~1/20 of those of traditional flanged check valve; 

C.Quick valve disc closedown,low water hammer pressure;

D.Applicable for and easily installed for vertical or horizontal pipelines ;

E.Smooth flow passway and small fluid resistance;

Use

Check Valve is applicable for various pipelines with nominal pressure of PN1.0MPa - 42.0 MPa, Class 150 - 2500 and nominal diameter of DN15~1200mm, NPS1/2-48 and working temperature of -196 - 540℃ to be used for protecting from medium back flowing. The different materials selection can apply to the medium involving water, steam, oils, nitric acid, strong oxidizing medium and urea etc.

Main Materials

A105;LF2;F5;F11;F22;304(L);316(L);F347;F321;F51;Monel;Alloy.

Application  Standards

1.Design and manufacture conform to BS5352 MSS-SP-118;

2.Flanged ends conform to ANSI B16.5;

3.Test and inspection conform to API 598;GB/T13927;JB/T9092

4.Materials conform to ANSI/ASTM 

If you are looking for a high quality valve, please contact us.