ElbowChina Carbon Steel ASME B16.9 Pipe Fitting Seamless Straight/Reducing Tee Sch40 DN50 ASTM A234 Wpb Butt Weld, Find details about China Alloy Steel Tee, Carbon Steel Tee from Carbon Steel ASME B16.9 Pipe Fitting Seamless Straight/Reducing Tee Sch40 DN50 ASTM A234 Wpb Butt Weld