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25 NCD 15

France AFNOR NF 25NCD15 Non standardized steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 25NCD15 / 25 NCD 15
Category Grade Standard Region/Area Standard Content
Metals 25 NCD 15 -- France Non standardized steels

Chemical composition(mass fraction)(wt.%) of the 25 NCD 15

Element Min Max Similar

Mechanical Properties of steel grade 25 NCD 15

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)
684 (≥) 694 (≥) 21 32 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 232

Physical Properties of steel grade 25 NCD 15

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 - -     0.43 -  
421 135 - 11.3 311   -  
666 - 21 11.2   321 222

Heat Treatment of steel grade 25 NCD 15

Heat treated : 1864°C - 1913°C

Technological Curves of steel grade 25 NCD 15

Cross Reference Table (Equivalent Grade) of 25 NCD 15

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