... :SSAW,LSAW,Seamless 5)Standard:ASTM,ANSI Type astm a53 sch 40 steel pipe SizeSeamless Pipe: 1/2”~48”, DN15~ ... of B/L) Equipment Quality Control: Our products :carbon steel ,alloy steel ,stainless steel pipes and pipe fittingssuch as: long/ ... eccentric/concentric reducers ;sprial welded steel pipe (SSAW),seamless steel pipe (SMLS) ,and LSAW pipe! The sizes: Pipe fittingType:elbows, reducers,tees, cross ...