Steel Pipes, Flange, Pipe Spool manufacturer / supplier in China, offering ASME B16.9 1/2" 1" 2" Bw Butt-Welded Seamless CS A234wpb Carbon Steel Pipe Fittings Concentric Reducer, ASME B16.9 Butt Welded Std A234 Wpb Concentric Reducer Eccentric Reducer Swage Reducer, ANSI Black Carbon Steel A234wpb Seamless Pipe Fitting Reducing Cross Reducer Fitting and so on.
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