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25 MNCDV 5

France AFNOR NF 25MNCDV5 Iron and steel products. Chain steels. Grades and types and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 25MNCDV5 / 25 MNCDV 5
Category Grade Standard Region/Area Standard Content
Metals 25 MNCDV 5 NF A35-566 France Iron and steel products. Chain steels. Grades and types

Chemical composition(mass fraction)(wt.%) of the 25 MNCDV 5

Element Min Max Similar
V 0.1500 0.2500 -
Si 0.1000 0.3500 -
S - 0.0200 -
P - 0.0200 -
Ni 0.4000 0.7000 -
Mo 0.2000 0.3000 -
Mn 1.1000 1.4000 -
Cr 0.4000 0.6000 -
C 0.2300 0.2800 -
Al 0.0200 - -

Mechanical Properties of steel grade 25 MNCDV 5

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)
688 (≥) 996 (≥) 32 41 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 132

Physical Properties of steel grade 25 MNCDV 5

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
34 - -     0.44 -  
233 247 - 12.3 324   -  
958 - 42 13.2   431 213

Heat Treatment of steel grade 25 MNCDV 5

Heat treated : 1525°C - 1611°C

Technological Curves of steel grade 25 MNCDV 5

Cross Reference Table (Equivalent Grade) of 25 MNCDV 5

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