Pipe Fitting, Elbow, Tee manufacturer / supplier in China, offering DN80 Sch40 Carbon Steel Pipe Fitting 60 Degree Elbow Long/Short Radius180/90 Degrees Seamless Elbow Carbon Steel Elbow, Customized Stainless Steel En1902 Pn10 321 304 316 Flat Welding Flange Forged Carbon Steel Stainless Steel Pipe Flanges, A105 ASME B16.5 FF RF Carbon Steel Forged Stainless Steel Blind Flat Threaded Welding Weld Neck Slip on Wn Flange and so on.