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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)
699 (≥) 564 (≥) 21 23 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 214

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
13 - -     0.23 -  
149 235 - 44.3 334   -  
944 - 13 42.2   224 114

Heat Treatment of steel grade GGG-NiSiCr 20 4 2

Heat treated : 1412°C - 1161°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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