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France AFNOR NF ARE28 Steel products. General purpose non-alloy steel semi-finished products for rerolling and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: ARE28 / AR E 28
Category Grade Standard Region/Area Standard Content
Metals AR E 28 NF A33-102 France Steel products. General purpose non-alloy steel semi-finished products for rerolling

Chemical composition(mass fraction)(wt.%) of the AR E 28

Element Min Max Similar
S - 0.0450 -
P - 0.0450 -
N - 0.0080 -
C - 0.2000 -

Mechanical Properties of steel grade AR E 28

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)
839 (≥) 691 (≥) 23 31 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 311

Physical Properties of steel grade AR E 28

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
12 - -     0.34 -  
695 154 - 11.3 412   -  
727 - 13 44.2   122 132

Heat Treatment of steel grade AR E 28

Heat treated : 1339°C - 1488°C

Technological Curves of steel grade AR E 28

Cross Reference Table (Equivalent Grade) of AR E 28

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