... 7.10, W ≤0.50,Mo 2.10, V 1.80Annealed Hardness: HB≤255Heat treatment temp: Hardening 1100-1150 Temperings 530Secondary 61 ... , S≤0.030, Cr 5.10, Mo 1.10, V 0.30Annealed Hardness: HB≤235Heat treatment temp: Hardening 940-960 Temperings 200Secondary ... , P≤0.030, S≤0. 030, Cr 1.00, W 1.40,Annealed Hardness: HB≤255Heat treatment temp: Hardening 800-830 Temperings 200Secondary ...