Malleable Iron Pipe Fittings, Grooved Pipe Fittings, Valve manufacturer / supplier in China, offering Kanaifu 1/2" 3/4" Malleable Iron Male Thread Galvanized Pipe Fitting Union for Water Supply, Kanaifu Galvanized Malleable Iron Reducing Round Female Thread Pipe Fitting Tee for Fire Fighting, Kanaifu 1inch 1/2" 3/4" Screw Thread Malleable Cast Iron Bushing for Water Supply and so on.