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France AFNOR NF 45NC2 Non standardized steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 45NC2 / 45 NC 2
Category Grade Standard Region/Area Standard Content
Metals 45 NC 2 -- France Non standardized steels

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

Element Min Max Similar

Mechanical Properties of steel grade 45 NC 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)
818 (≥) 923 (≥) 41 41 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 143

Physical Properties of steel grade 45 NC 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
21 - -     0.21 -  
711 591 - 22.3 114   -  
476 - 31 14.2   233 124

Heat Treatment of steel grade 45 NC 2

Heat treated : 1979°C - 1493°C

Technological Curves of steel grade 45 NC 2

Cross Reference Table (Equivalent Grade) of 45 NC 2

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