Stainless steel bar 1.Grade:ASTM/AISI/GB 304,316L,430...2B,BA surface 2.Length:3m-6m 3.Diameter:3mm- ... specifications. Standard : ASTM / ASME SA 276, ASTM / ASME SA 479Grades : 304, 304L, 304H, 309S, 309H, 310S, 310H, 316, 316H, 316L, 316 ... TI, 317, 321, 321H, 347, 347 H, 410, 410, 420, 430, 431 & 444.