PRESSURE SEAL SWING CHECK VALVE
Generally speaking , pressure seal check valve are mainly used for service of high temperature and high pressure . our valves are more compact and rigid .
Feature
-Pressure Seal Bonnet , Forged bonnet
-Absolute bonnet joint leak proof
-Better sealing performance in high pressure application
-Disc can partially rotate for tight shutoff .
-Disc are ground & lapped to a mirror finish for excellent sealing performance and long service life
-Seal-welded to the body
-Optional by-pass design
- Cast body construction and forged body construction are both available
Production Range:
Size: NPS 2”~ 36” , DN50 ~ DN900
Pressure: Class 600-2500 LB , PN 100 ~ 420
END Connection: Flange , BW
Design Standard: API 6D , ASME B16.34
Face to Face Dimension : ASME B16.10
Connection Dimensions: ASME B 16.5 , ASME B16.47 , ASME B16.25
Body Material: Carbon Steel , Alloy Steel , Special Alloy