Pipe Fittings, Flanges, Valves manufacturer / supplier in China, offering 2"-8" BS5163-1 En 1092-2 Pn10/Pn16 Flanged Resilient Nrs Gate Valve for Fire Fighting, ANSI Cast Iron Gate Valves Best Prices, UL/FM Grooved End Gate Valves for Fire Figthing and so on.