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Global 企业标准 GPM42 Geruk GmbH and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: GPM42 / GPM 42
Category Grade Standard Region/Area Standard Content
Metals GPM 42 -- Global Geruk GmbH

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

Element Min Max Similar
W - - 1.5000
V - - 1.1500
S - - 0.0300
P - - 0.0300
Mo - - 9.5000
Cr - - 3.7500
Co - - 8.5000
C - - 1.1000

Mechanical Properties of steel grade GPM 42

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)
139 (≥) 331 (≥) 12 24 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 234

Physical Properties of steel grade GPM 42

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
13 - -     0.11 -  
645 633 - 42.3 133   -  
757 - 14 44.2   142 144

Heat Treatment of steel grade GPM 42

Heat treated : 1549°C - 1826°C

Technological Curves of steel grade GPM 42

Cross Reference Table (Equivalent Grade) of GPM 42

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