... :1-160mm 4)Type:SSAW,LSAW,Seamless 5)Standard:ASTM,ANSI Type sch 20 carbon steel pipe SizeSeamless Pipe: 1/2”~48”, DN15~DN1200, OD21 ... tee(TC/TR) ,SO ,WN,PL,BL,SW,TH flanges,pipe end cap,eccentric/concentric reducers ;sprial welded steel pipe (SSAW),seamless steel pipe (SMLS) ,and LSAW pipe ...