Pipe Fitting, Elbow, Tee manufacturer / supplier in China, offering Black Sch80 Seamless 45 90 Degree Lr Sr Forged Carbon Steel Pipe Fitting Smls Lr ASME-B16.9 Sch80 ASTM A234 Wpb CS Bw Sch80 Lr 90degree Elbow, ANSI B16.9 Q235 1/2 Inch 90 Degree Sr Butt Weld Pipe Fitting Carbon Steel/Stainless Steel API5l Carbon Steel Elbow 45 and 90 Degree Elbow Butt Weld Elbow, ASTM A403 Wp304 Butt Weld Concentric Pipe Fitting Factory Price ASME B16.9 Stainless Steel Butt-Welded Pipe Pipe Fitting Stainless Steel Reducer and so on.