... , GR.6;ASTM/ ASME S/A179/ A 179M; ASTM/ ASME S/A192/ A 192M;ASTM/ ASME S/A210/ A 210M GR.A;API 5L GR.B, X42 ... / ASME S/A234/ A 234M WPB,WPC;ASTM/ ASME S/A420/ A 420M WPL6, WPL3; ASTM/ ASME S/A105/ A 105M;ASTM/ ASME S/A266/ A 266M GR ... , GR.4; ASTM/ ASME S/A350/ A 350M LF1, LF2,LF3;ASTM A193 B7, A307 B, A 320 L 7;;Alloy Steel ASTM/ASMES ...