Reducer Concentric, Flange, Elbow manufacturer / supplier in China, offering ASME B16.9 304 316 316L Flat Welded Flange Butt Welded Flange, ASME B16.5 A105 Carbon Steel RF Class 150 Slip on Flange, Stainless Steel Tee Alloy Steel Tee Sch40 Sch80 and so on.
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