Stainless steel flat bar Grade:AISI316L, 316,310S,310,303,304,317,321 Steel Grade: SAE 4140,4340,1045,8620,8640,1020,4320,52100 ... ,M2,L2,L6 DIN 1.2365, 1.2343, 1.2344, 1.2379, 1.2436, 1.2510, and 1.2311 DIN 1.2738, 1.2542, 1.3343, 1.2714, 1.1730, ESR1.2083Standard ... , ISO, TOCT, GB, ABNTAvailable Size: Engineering steel: size 8×8mm-50×50mm.Tool, die & mold Steel: size 7×7mm-27×27mm(D2 not ...