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20 MnCrPb 5

Germany DIN 20MnCrPb5 Heat treatable alloyed MnCrPb steel and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 20MnCrPb5 / 20 MnCrPb 5
Category Grade Standard Region/Area Standard Content
Metals 20 MnCrPb 5 -- Germany Heat treatable alloyed MnCrPb steel

Chemical composition(mass fraction)(wt.%) of the 20 MnCrPb 5

Element Min Max Similar
Si 0.1500 0.3500 -
S - 0.0350 -
Pb 0.2000 0.3500 -
P - 0.0350 -
Mn 1.1000 1.4000 -
Cr 1.0000 1.3000 -
C 0.1700 0.2200 -

Mechanical Properties of steel grade 20 MnCrPb 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)
884 (≥) 552 (≥) 13 43 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 321

Physical Properties of steel grade 20 MnCrPb 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
31 - -     0.43 -  
196 219 - 12.3 424   -  
756 - 43 24.2   413 244

Heat Treatment of steel grade 20 MnCrPb 5

Heat treated : 1644°C - 1377°C

Technological Curves of steel grade 20 MnCrPb 5

Cross Reference Table (Equivalent Grade) of 20 MnCrPb 5

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