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EU EU 45Cr2 火焰淬火和感应淬火用钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 45Cr2 / 45 Cr 2
Category Grade Standard Region/Area Standard Content
Metals 45 Cr 2 EU 86 EU 火焰淬火和感应淬火用钢

Chemical composition(mass fraction)(wt.%) of the 45 Cr 2

Element Min Max Similar

Mechanical Properties of steel grade 45 Cr 2

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)
387 (≥) 692 (≥) 31 24 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 431

Physical Properties of steel grade 45 Cr 2

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
34 - -     0.32 -  
998 371 - 24.3 321   -  
197 - 13 34.2   333 432

Heat Treatment of steel grade 45 Cr 2

Heat treated : 1911°C - 1312°C

Technological Curves of steel grade 45 Cr 2

Cross Reference Table (Equivalent Grade) of 45 Cr 2

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