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France AFNOR NF ACP50 Rolling stock. Recommended steels for rolling stock construction. III : Structural steels with improved atmospheric corrosion resistance. Copper steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: ACP50 / ACP 50
Category Grade Standard Region/Area Standard Content
Metals ACP 50 NF F 80-103 France Rolling stock. Recommended steels for rolling stock construction. III : Structural steels with improved atmospheric corrosion resistance. Copper steels

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

Element Min Max Similar

Mechanical Properties of steel grade ACP 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)
325 (≥) 262 (≥) 24 12 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 222

Physical Properties of steel grade ACP 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
22 - -     0.44 -  
942 238 - 31.3 431   -  
981 - 32 11.2   342 221

Heat Treatment of steel grade ACP 50

Heat treated : 1576°C - 1181°C

Technological Curves of steel grade ACP 50

Cross Reference Table (Equivalent Grade) of ACP 50

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