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X 50 CoCrNi 20 20

Germany DIN X50CoCrNi2020 High-temperature resisting CoCrNiWMoNb steel and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: X50CoCrNi2020 / X 50 CoCrNi 20 20
Category Grade Standard Region/Area Standard Content
Metals X 50 CoCrNi 20 20 -- Germany High-temperature resisting CoCrNiWMoNb steel

Chemical composition(mass fraction)(wt.%) of the X 50 CoCrNi 20 20

Element Min Max Similar
W 3.5000 4.5000 -

Mechanical Properties of steel grade X 50 CoCrNi 20 20

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)
786 (≥) 861 (≥) 34 41 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 121

Physical Properties of steel grade X 50 CoCrNi 20 20

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 -  
365 676 - 11.3 131   -  
316 - 33 21.2   121 443

Heat Treatment of steel grade X 50 CoCrNi 20 20

Heat treated : 1672°C - 1846°C

Technological Curves of steel grade X 50 CoCrNi 20 20

Cross Reference Table (Equivalent Grade) of X 50 CoCrNi 20 20

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