Stainless Steel Flanges, Pipe Fittings, Ball Valves manufacturer / supplier in China, offering Heavy Type 3/4" Sw Connection Ball Valve, 1000 Wog, 3/4" High Platform Ball Valve with Sw Connection, 1000 Wog Pressure, 3PC Manual Stainless Steel Socket Weld Ball Valve (2000WOG) and so on.