Malleable Iron Pipe Fittings manufacturer / supplier in China, offering Kanaifu FM UL 4 Inch Grooved 45 Degree Ductile Iron Pipe Fitting Elbow for Fire System, Kanaifu Black Malleable Cast Iron Reducing Thread Pipe Fittings 90 Degree Elbow for Fire Fighting, Kanaifu Group FM UL Fire Control Water Gas Pipe Fitting Grooved Reducing Tee and so on.
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