Pipe Fitting, Elbow, Tee manufacturer / supplier in China, offering ASTM B16.9 90 Degree Carbon Steel Seamless 45 and 60 Degree Elbow Butt Weld Elbow, ASME B16.9 Pipe Fitting Carbon Steel Butt Welded Pipe Elbow Carbon Steel Pipe Elbow, ANSI B16.5 DN6 304 316L RF Stainless Steel 600# Forged Threaded Flange and so on.