... tee, reducing tee,lateral tee, BW/butt weld tee, TH/threaded tee, SW/socket weld tee, seamless teeStandardASTM B16.9, ASTM B16 ... carbon steel, stainless steel, alloy steel material of the flange, elbow, pipe bend, pipe reducer, pipe tee, pipe cross, pipe ... , forging hammer, vertical lathe, drilling and other production processes elbow pipe flange forming, machining equipments. Meanwhile, the company is ...