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France AFNOR NF FR38 Iron and steel. Non-alloy steel wire rod for products made by hot or cold forming. Types and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: FR38 / FR 38
Category Grade Standard Region/Area Standard Content
Metals FR 38 NF A35-053 France Iron and steel. Non-alloy steel wire rod for products made by hot or cold forming. Types

Chemical composition(mass fraction)(wt.%) of the FR 38

Element Min Max Similar

Mechanical Properties of steel grade FR 38

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)
958 (≥) 651 (≥) 13 13 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 331

Physical Properties of steel grade FR 38

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
13 - -     0.34 -  
372 911 - 31.3 412   -  
624 - 31 34.2   222 232

Heat Treatment of steel grade FR 38

Heat treated : 1324°C - 1711°C

Technological Curves of steel grade FR 38

Cross Reference Table (Equivalent Grade) of FR 38

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