Сталь  1.1730 / C45U 

Химический состав стали 1.1730

C	Si  ≤	Mn  ≤	P ≤	S ≤	Cr	Ni	Mo	Other
0.42-0.50	0.15-0.40	0.60-0.80	0.030	0.030

 

Механические свойства стали 1.1730

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)
628 (≥)	963 (≥)	13	33	23	Solution and Aging, Annealing, Ausaging, Q+T,etc	223