Сталь  1.2604 / 73WCrMoV2-2

Химический состав 1.2604

C	Si  ≤	Mn  ≤	P ≤	S ≤	Cr	Ni	Mo	Other
0.68-0.78	0.20-0.40	0.40-0.60	0.035	0.035	0.40-0.60		0.25-0.40	V   0.15-0.30 W   0.40-0.70

Механические свойства стали 1.2604

Yield Rp0.2 (MPa)	Tensile Rm (MPa)	Impact KV/Ku (J)	Elongation A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
615 (≥)	678 (≥)	12	13	22	Solution and Aging, Annealing, Ausaging, Q+T,etc	312