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Germany DIN 51MnV7 Heat-treatable alloyed MnV steel and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 51MnV7 / 51 MnV 7
Category Grade Standard Region/Area Standard Content
Metals 51 MnV 7 -- Germany Heat-treatable alloyed MnV steel

Chemical composition(mass fraction)(wt.%) of the 51 MnV 7

Element Min Max Similar

Mechanical Properties of steel grade 51 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)
929 (≥) 623 (≥) 11 23 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 414

Physical Properties of steel grade 51 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
34 - -     0.42 -  
273 177 - 42.3 142   -  
262 - 12 13.2   314 122

Heat Treatment of steel grade 51 MnV 7

Heat treated : 1678°C - 1197°C

Technological Curves of steel grade 51 MnV 7

Cross Reference Table (Equivalent Grade) of 51 MnV 7

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