Stainless Steel : ASTM A312 TP 304 / 304L/304H/316 / 317 / 317L /321 / 310 / 347 / 904L etc.
Carbon Steel : ASTM A53 GR. B/A 106 GR.B / API 5L GRADEB / API5L GR. X42 / 46 / 52 / 56 / 60 /65 / 70 / A333GR.3 / GR.6 etc.
Alloy Steel : ASTM A 335 GR. P1 / P5 / P9 / P11 / P22 /P91 etc ., |