... 1.2379(DIN), SKD11(JIS)Chemical Composition: C 1.50, Si 0.35, Mn 0.35, P≤0.030 ... S≤0.030, Cr 12.00, Mo 0.50 V 0.20Annealed Hardness: HB≤255Heat treatment temp: Hardening ... 0.030, S≤0.030, Cr 7.10, W ≤0.50,Mo 2.10, V 1.80Annealed Hardness: HB≤ ... P≤0.030, S≤0. 030, Cr 0.50, W 0.50,Mo ≤0.30, V ≤0.30Annealed Hardness: HB ... 0.030, S≤0. 030, Cr 1.00, W 1.40,Annealed Hardness: HB≤255Heat treatment temp: Hardening ...