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France AFNOR NF 3C22 Cold formed steel product. Drawn bars and peeled-roller polished round bars. Mechanical properties and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 3C22 / 3 C 22
Category Grade Standard Region/Area Standard Content
Metals 3 C 22 NF A37-401 France Cold formed steel product. Drawn bars and peeled-roller polished round bars. Mechanical properties

Chemical composition(mass fraction)(wt.%) of the 3 C 22

Element Min Max Similar
Si - 0.4000 -
S 0.0200 0.0400 -
P - 0.0350 -
Mn 0.4000 0.7000 -
C 0.1700 0.2400 -

Mechanical Properties of steel grade 3 C 22

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)
379 (≥) 552 (≥) 21 41 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 232

Physical Properties of steel grade 3 C 22

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
42 - -     0.21 -  
859 944 - 34.3 243   -  
182 - 44 21.2   233 334

Heat Treatment of steel grade 3 C 22

Heat treated : 1576°C - 1469°C

Technological Curves of steel grade 3 C 22

Cross Reference Table (Equivalent Grade) of 3 C 22

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