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France AFNOR NF AR50 Steel products. General purpose non-alloy steel semi-finished products for rerolling and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: AR50 / AR 50
Category Grade Standard Region/Area Standard Content
Metals AR 50 NF A33-102 France Steel products. General purpose non-alloy steel semi-finished products for rerolling

Chemical composition(mass fraction)(wt.%) of the AR 50

Element Min Max Similar

Mechanical Properties of steel grade AR 50

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)
918 (≥) 867 (≥) 31 12 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 344

Physical Properties of steel grade AR 50

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 - -     0.31 -  
674 893 - 34.3 442   -  
989 - 14 33.2   322 241

Heat Treatment of steel grade AR 50

Heat treated : 1586°C - 1454°C

Technological Curves of steel grade AR 50

Cross Reference Table (Equivalent Grade) of AR 50

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