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SM ARC 45N

Global 企业标准 SMARC45N and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SMARC45N / SM ARC 45N
Category Grade Standard Region/Area Standard Content
Metals SM ARC 45N -- Global

Chemical composition(mass fraction)(wt.%) of the SM ARC 45N

Element Min Max Similar
Si - 0.4000 -
Ni - 8.7000 -
N - 0.1500 -
Mo - 3.3000 -
Mn - 1.6000 -
Cr - 22.7000 -
C - 0.0200 -

Mechanical Properties of steel grade SM ARC 45N

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)
394 (≥) 924 (≥) 41 22 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 442

Physical Properties of steel grade SM ARC 45N

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
13 - -     0.31 -  
825 979 - 43.3 144   -  
192 - 14 22.2   143 141

Heat Treatment of steel grade SM ARC 45N

Heat treated : 1668°C - 1199°C

Technological Curves of steel grade SM ARC 45N

Cross Reference Table (Equivalent Grade) of SM ARC 45N

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