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France AFNOR NF 2C Rolling stock. Recommended steels for rolling stock construction. VI: cold forming steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 2C / 2C
Category Grade Standard Region/Area Standard Content
Metals 2C NF F 80-106 France Rolling stock. Recommended steels for rolling stock construction. VI: cold forming steels

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

Element Min Max Similar
S - 0.0350 -
P - 0.0400 -
Fe - - -
C - 0.1000 -

Mechanical Properties of steel grade 2C

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)
123 (≥) 727 (≥) 42 14 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 143

Physical Properties of steel grade 2C

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 - -     0.21 -  
634 688 - 41.3 234   -  
392 - 11 23.2   231 134

Heat Treatment of steel grade 2C

Heat treated : 1665°C - 1183°C

Technological Curves of steel grade 2C

Cross Reference Table (Equivalent Grade) of 2C

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