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Japan JIS 15CrMo4 高碳鉻軸承鋼鋼料 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 15CrMo4 / 15CrMo4
Category Grade Standard Region/Area Standard Content
Metals 15CrMo4 JIS G4805 Japan 高碳鉻軸承鋼鋼料

Chemical composition(mass fraction)(wt.%) of the 15CrMo4

Element Min Max Similar

Mechanical Properties of steel grade 15CrMo4

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)
357 (≥) 984 (≥) 23 43 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 234

Physical Properties of steel grade 15CrMo4

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
23 - -     0.43 -  
781 432 - 41.3 342   -  
211 - 42 34.2   122 131

Heat Treatment of steel grade 15CrMo4

Heat treated : 1143°C - 1432°C

Technological Curves of steel grade 15CrMo4

Cross Reference Table (Equivalent Grade) of 15CrMo4

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