1. Carbon Steel: ASTM A106 Gr. B, ASTM A53 Gr B, ASME SA53 Gr B, API-5L Gr B, ASME SA106 Gr B, ASTM A106 Gr C, Etc.- IBR & NIBR.
2. Alloy Steel: ASTM A-335, A-387 GR. P1, P5, P9, P11, P12, P22, P91 & T5, T9, T11, T22, T91, Etc. – IBR & NIBR.
3. Stainless Steel: Grade 202, 304, 304H, 304L, 304LN, 316, 316H, 316L, 316LN, 316Ti, 309, 310, 317L, 321, 347, 904, 904L, 409, 409M, 410, 420, 430, 446, Etc.