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GX40NiCrSi35-25

Germany DIN GX40NiCrSi35-25 Heat resisting steel castings; technical delivery conditions and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: GX40NiCrSi35-25 / GX40NiCrSi35-25
Category Grade Standard Region/Area Standard Content
Metals GX40NiCrSi35-25 DIN 17465 Germany Heat resisting steel castings; technical delivery conditions

Chemical composition(mass fraction)(wt.%) of the GX40NiCrSi35-25

Element Min Max Similar

Mechanical Properties of steel grade GX40NiCrSi35-25

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)
716 (≥) 241 (≥) 33 31 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 341

Physical Properties of steel grade GX40NiCrSi35-25

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
11 - -     0.34 -  
127 183 - 14.3 212   -  
442 - 33 44.2   322 113

Heat Treatment of steel grade GX40NiCrSi35-25

Heat treated : 1731°C - 1586°C

Technological Curves of steel grade GX40NiCrSi35-25

Cross Reference Table (Equivalent Grade) of GX40NiCrSi35-25

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