API 594 Check Valve

Product design and scope
Design standard:API 594 
Length of structure:API 594 
Pipe flange:ASME B16.5
Wall thickness:ASME B16.34 
Inspection and test:API 598 
Pressure and temperature rating:ASME B16.34 
Product scope:NPS 1/2″~NPS 36″,CL150~CL2500  
Main body material:WCB、LCB、WCC、WC6、WC9、CF8、CF8M、CF3、CF3M、A890 4A、A105、LF2、F11、F22、F51、F91、F304、F316、F304L、F316L etc.