... /LSAW)Material: Carbon steel : ASTM A53 A,B ASTME A 106A,B,C-API 5L A,BASTM A 333 Gr1,3,6,9 API ... 5LX52,60,65,70 Stainless steel: ASTM A240 TP304,310,316 ... ,321 ASTM A 213,269,312,TP304,309,310,316,Alloy ... steel : ASTM A 335 P1,5,7,9,11,12,22,91 ASTM A 106 carbon steel pipes