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France AFNOR NF 15ND8 Non standardized steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 15ND8 / 15 ND 8
Category Grade Standard Region/Area Standard Content
Metals 15 ND 8 -- France Non standardized steels

Chemical composition(mass fraction)(wt.%) of the 15 ND 8

Element Min Max Similar

Mechanical Properties of steel grade 15 ND 8

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)
586 (≥) 656 (≥) 13 44 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 324

Physical Properties of steel grade 15 ND 8

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
42 - -     0.33 -  
353 985 - 12.3 131   -  
272 - 11 14.2   143 424

Heat Treatment of steel grade 15 ND 8

Heat treated : 1747°C - 1141°C

Technological Curves of steel grade 15 ND 8

Cross Reference Table (Equivalent Grade) of 15 ND 8

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