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structual steel : (specification)
carbon steel,
*JIS: S15C, S20C, S45C, S55C
*ASTM/SAE: 1018, 1022, 1045, 1060
*EN: C45, C15, CK22, C60N (Normalized)
low-alloy high strength S355J2G3=S355N, SAE1522
alloy steel
*JIS: SCM440, SCM415, SCM420, SNCM439, SACM645, SNCM815
*ASTM/SAE: 4140, 4130, 4340, 8620, 4145H, 9315
*EN/DIN: 42CrMo4, 18CrNiMo7-6, 34CrNiMo6, 39CrNiMo3, 31CrMoV9, 30CrNiMo8
TOOL STEEL, MOULD STEEL/DIE STEEL
*JIS: SKD11, SKD61
*ASTM: D2, D3, H11, H13, P20, O1
*EN/DIN:
STAINLESS STEEL
*JIS: SUS410, 420, 430
*ASTM: 410, 420, 430
*EN/DIN: X20Cr13, X30Cr13, X40Cr13Mo