... :SSAW,LSAW,Seamless 5)Standard:ASTM,ANSI Type sch 20 carbon steel pipe SizeSeamless Pipe: 1/2”~48”, DN15~DN1200, OD21.3MM~1219.2MM ... -3657.6mm ,WT: 6-36mmWall thicknessSGP, STD, SCH40, SCH80, SCH160. XS,XXS and so on.StandardsANSI B16.9 / 16.28, ASTM ... ;SCH10S,SCH20S,SCH30S,SCH40S,SCH10,SCH20,SCH30,STD SCH40, SCH60, XS, SCH80., SCH100, SCH120, SCH140, SCH160, XXSFlangeType:welding neck flange, slip ...