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France AFNOR NF A50Et Iron and steel. General purpose steel. Bars and wire-rod for drawing. Grades and types and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A50Et / A 50 Et
Category Grade Standard Region/Area Standard Content
Metals A 50 Et NF A35-049 France Iron and steel. General purpose steel. Bars and wire-rod for drawing. Grades and types

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

Element Min Max Similar

Mechanical Properties of steel grade A 50 Et

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)
137 (≥) 569 (≥) 14 34 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 221

Physical Properties of steel grade A 50 Et

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
24 - -     0.12 -  
356 617 - 33.3 442   -  
278 - 13 34.2   211 321

Heat Treatment of steel grade A 50 Et

Heat treated : 1325°C - 1558°C

Technological Curves of steel grade A 50 Et

Cross Reference Table (Equivalent Grade) of A 50 Et

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