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Germany DIN 42MnV7 Quenched and tempered steels; technical delivery conditions and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 42MnV7 / 42 MnV 7
Category Grade Standard Region/Area Standard Content
Metals 42 MnV 7 DIN 17200 Germany Quenched and tempered steels; technical delivery conditions

Chemical composition(mass fraction)(wt.%) of the 42 MnV 7

Element Min Max Similar
V 0.0700 0.1200 -
Si 0.1500 0.3500 -
S - 0.0350 -
P - 0.0350 -
Mn 1.6000 1.9000 -
C 0.3800 0.4500 -

Mechanical Properties of steel grade 42 MnV 7

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)
583 (≥) 347 (≥) 13 32 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 243

Physical Properties of steel grade 42 MnV 7

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
14 - -     0.12 -  
894 812 - 43.3 414   -  
683 - 34 23.2   423 314

Heat Treatment of steel grade 42 MnV 7

Heat treated : 1882°C - 1582°C

Technological Curves of steel grade 42 MnV 7

Cross Reference Table (Equivalent Grade) of 42 MnV 7

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