... mainly steel pipe include carbon steel seamless pipe, seamless roll steel pipe, Double-side buried arc spiral welded pipes, ERW pipe, SSAW pipe. etc ... ), API SPEC 5Lmaterial:10#, 20#, 16MN, Q295API Welded Steel Pipe For LSAW SSAW ERW 1. Steel Pipes (LSAW) OD: ... high temperature conditions, including elbow, bend, tee, reducer, flange, support and hanger, and throttle made of different materials. We are ...