Сталь  15NiCuMoNb5 / 1.6368

 

Химический состав стали 1.6368

Element	Min	Max
C	—	0.1700
Mn	0.8000	1.2000
P	—	0.0250
S	—	0.0100
Si	0.2500	0.5000
Ni	1.0000	1.3000
Cr	—	0.3000
Mo	0.2500	0.5000
Cu	0.5000	0.8000
Al	—	0.0500
Nb	0.0150	0.0450
Si	0.2500	0.5000
S	—	0.0100
P	—	0.0250
Ni	1.0000	1.3000
Nb	0.0150	0.0450
N	—	0.0200
Mo	0.2500	0.5000
Mn	0.8000	1.2000
Cu	0.5000	0.8000
Cr	—	0.3000
C	—	0.1700
Al	0.0150	—

 

Механические свойства стали 1.6368

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)
962 (≥)	688 (≥)	13	33	32	Solution and Aging, Annealing, Ausaging, Q+T,etc	123