Estándar
ANSI, BS, estruendo, GB, ISO, JIS, Jpi, ASME
Grado de acero
301L, S30815, 301, 304N, 310S, S32305, 410, 204C3, 316Ti, 316L, 441, 316, L4, 420J1, 321, 410S, 410L, 436L, 443, LH, L1, S32304, 314, 347, 430, 309S, 304, 439, 204C2, 425M, 409L, 420J2, 436, 445, 304L, 405, 370, S32101, 904L, 444, 301LN, 305, 429, 304J1, 317L