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China 舞钢Q/WTB 15CrMo 合金结构钢15CrMo钢板供货技术条件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 15CrMo / 15CrMo
Category Grade Standard Region/Area Standard Content
Metals 15CrMo WJX 038 China 合金结构钢15CrMo钢板供货技术条件

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

Element Min Max Similar
Ni - 0.3000 -
Cu - 0.2500 -
Mo 0.4000 0.5500 -
Cr 0.8000 1.1000 -
S - 0.0250 -
P - 0.0250 -
Mn 0.4000 0.7000 -
Si 0.1700 0.3700 -
C 0.1200 0.1800 -

Mechanical Properties of steel grade 15CrMo

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)
543 (≥) 147 (≥) 44 11 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 343

Physical Properties of steel grade 15CrMo

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
22 - -     0.24 -  
224 965 - 23.3 112   -  
258 - 11 43.2   244 133

Heat Treatment of steel grade 15CrMo

Heat treated : 1269°C - 1857°C

Technological Curves of steel grade 15CrMo

Cross Reference Table (Equivalent Grade) of 15CrMo

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