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24 MnNiCrMo 6 2

Germany DIN 24MnNiCrMo62 Steels for welded round link chains; technical delivery conditions and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 24MnNiCrMo62 / 24 MnNiCrMo 6 2
Category Grade Standard Region/Area Standard Content
Metals 24 MnNiCrMo 6 2 DIN 17115 Germany Steels for welded round link chains; technical delivery conditions

Chemical composition(mass fraction)(wt.%) of the 24 MnNiCrMo 6 2

Element Min Max Similar
Si 0.1500 0.3500 -
S - 0.0250 -
P+S - 0.0400 -
P - 0.0250 -
Ni 0.4000 0.7000 -
Mo 0.2000 0.3000 -
Mn 1.4000 1.7000 -
Cr 0.2000 0.4000 -
C 0.2100 0.2700 -
Al 0.0200 0.0500 -

Mechanical Properties of steel grade 24 MnNiCrMo 6 2

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)
654 (≥) 384 (≥) 34 32 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 224

Physical Properties of steel grade 24 MnNiCrMo 6 2

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
22 - -     0.34 -  
957 774 - 13.3 331   -  
894 - 33 33.2   241 134

Heat Treatment of steel grade 24 MnNiCrMo 6 2

Heat treated : 1734°C - 1242°C

Technological Curves of steel grade 24 MnNiCrMo 6 2

Cross Reference Table (Equivalent Grade) of 24 MnNiCrMo 6 2

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