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G-X 20 CrNi W 23 12 3

Germany DIN G-X20CrNiW23123 High-temperature resisting CrNiW steel and Mechanical Properties, Chemical Element, Cross Reference.

Category Grade Standard Region/Area Standard Content
Metals G-X 20 CrNi W 23 12 3 -- Germany High-temperature resisting CrNiW steel

Chemical composition(mass fraction)(wt.%) of the G-X 20 CrNi W 23 12 3

Element Min Max Similar

Mechanical Properties of steel grade G-X 20 CrNi W 23 12 3

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)
226 (≥) 249 (≥) 32 31 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 312

Physical Properties of steel grade G-X 20 CrNi W 23 12 3

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
22 - -     0.12 -  
756 963 - 42.3 243   -  
431 - 34 14.2   413 434

Heat Treatment of steel grade G-X 20 CrNi W 23 12 3

Heat treated : 1321°C - 1139°C

Technological Curves of steel grade G-X 20 CrNi W 23 12 3

Cross Reference Table (Equivalent Grade) of G-X 20 CrNi W 23 12 3

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