Forged Steel Block 1)Material:C45, 1.2311, 1.2738, 42CrMo4,ect 2)Size:Thickness up to 1100mm ... steelEN standard C45, C48, C50, C55, 1.2311, 1.2738, 42CrMo4, 1.2711ASTM standard 1045, 1048, 1050, 1055, P20, P20+Ni, 4140JIS standard S45C, S48C, S50C ... , S55C, SCM440, NAK80Quality: Hot work mold steelEN standard 1.2344, 1.2714ASTM standard H13 ...