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30 CAD 6.12

France AFNOR NF 30CAD6.12 Non standardized steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 30CAD6.12 / 30 CAD 6.12
Category Grade Standard Region/Area Standard Content
Metals 30 CAD 6.12 -- France Non standardized steels

Chemical composition(mass fraction)(wt.%) of the 30 CAD 6.12

Element Min Max Similar
Si 0.2000 0.4000 -
S - 0.0350 -
P - 0.0350 -
Mo 0.2500 0.4000 -
Mn 0.5000 0.8000 -
Cr 1.5000 1.8000 -
C 0.2800 0.3500 -
Al 1.0000 1.3000 -

Mechanical Properties of steel grade 30 CAD 6.12

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)
916 (≥) 596 (≥) 43 22 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 432

Physical Properties of steel grade 30 CAD 6.12

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
43 - -     0.14 -  
319 769 - 42.3 442   -  
514 - 14 13.2   342 432

Heat Treatment of steel grade 30 CAD 6.12

Heat treated : 1496°C - 1969°C

Technological Curves of steel grade 30 CAD 6.12

Cross Reference Table (Equivalent Grade) of 30 CAD 6.12

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