Valve, Ball Valve, Gate Valve manufacturer / supplier in China, offering DN50-DN600 Soft Seal Gate Valve with EPDM Seat (PN16/Class 125), Stainless Steel Full Bore Butt Weld Ball Valve - ANSI Class 600/Pn100 - API 6A Certified for Industrial Pipeline, API 6D Compliant Fully Welded Flanged Ball Valve for Pipeline Service and so on.