China Gear Operated Plug Valve Supplier: ASTM A216 WCB Body Material, Class PN20, DN200 (8 Inch), Flanged RF Ends, PTFE Seat, ASTM A351 CF8M Plug.
China WCB Check Valve Manufacturer PipesTec offers WCB Check Valve, 4 Inch, SCH. 80, 13%Cr Trim, BW End , Grey Painting Surface Treatment, 300LB.