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France AFNOR NF FM38 Iron and steel. Non-alloy steel wire rod for wire drawing and cold rolling. Grades and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: FM38 / FM 38
Category Grade Standard Region/Area Standard Content
Metals FM 38 NF A35-051 France Iron and steel. Non-alloy steel wire rod for wire drawing and cold rolling. Grades

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

Element Min Max Similar

Mechanical Properties of steel grade FM 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)
374 (≥) 331 (≥) 44 24 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 212

Physical Properties of steel grade FM 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
24 - -     0.22 -  
759 219 - 14.3 344   -  
264 - 42 14.2   232 321

Heat Treatment of steel grade FM 38

Heat treated : 1493°C - 1144°C

Technological Curves of steel grade FM 38

Cross Reference Table (Equivalent Grade) of FM 38

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