Flange, Pipe Fittings, Forged Flange manufacturer / supplier in China, offering 6 Inch DN150 Slip on Flange Forged Stainless Steel Pipe Fitting Flange, Customize Standard/Non-Standard Stainless Steel/Carbon Steel Pipe Flange/Blind Flange with Machining Precision, ASME Forged Welded Neck Stainless Steel Pipe Threaded Flange for Oil Use and so on.