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GGG-NiSiCr 20 4 2

Germany DIN GGG-NiSiCr2042 Austenitic cast iron and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: GGG-NiSiCr2042 / GGG-NiSiCr 20 4 2
Category Grade Standard Region/Area Standard Content
Metals GGG-NiSiCr 20 4 2 DIN 1694 Germany Austenitic cast iron

Chemical composition(mass fraction)(wt.%) of the GGG-NiSiCr 20 4 2

Element Min Max Similar

Mechanical Properties of steel grade GGG-NiSiCr 20 4 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)
123 (≥) 933 (≥) 12 33 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 232

Physical Properties of steel grade GGG-NiSiCr 20 4 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
43 - -     0.42 -  
536 244 - 12.3 444   -  
591 - 23 13.2   323 123

Heat Treatment of steel grade GGG-NiSiCr 20 4 2

Heat treated : 1832°C - 1685°C

Technological Curves of steel grade GGG-NiSiCr 20 4 2

Cross Reference Table (Equivalent Grade) of GGG-NiSiCr 20 4 2

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