Valve, Ball Valve, Gate Valve manufacturer / supplier in China, offering Factory Direct Price Soft Seal Gate Valve with EPDM Seat Low Torque Operation Fire Safe Design, High Quality DN50-DN600 Pn10/16 Soft Seal Gate Valve for Water Supply ISO 9001 Certified Rubber Seat, DN50-DN600 Soft Seal Gate Valve with EPDM Seat (PN16/Class 125) and so on.