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X 35 CrNiNb 25-24

Germany DIN X35CrNiNb25-24 Heat-resisting CrNiNb steel and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: X35CrNiNb25-24 / X 35 CrNiNb 25-24
Category Grade Standard Region/Area Standard Content
Metals X 35 CrNiNb 25-24 -- Germany Heat-resisting CrNiNb steel

Chemical composition(mass fraction)(wt.%) of the X 35 CrNiNb 25-24

Element Min Max Similar
Si 0.5000 1.5000 -
S - 0.0200 -
P - 0.0250 -
Nb 1.0000 2.0000 -
Mo 23.0000 25.0000 -
Mn 1.5000 2.5000 -
Cr 24.0000 26.0000 -
C 0.3000 0.4000 -

Mechanical Properties of steel grade X 35 CrNiNb 25-24

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)
299 (≥) 396 (≥) 32 21 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 243

Physical Properties of steel grade X 35 CrNiNb 25-24

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
31 - -     0.11 -  
837 472 - 33.3 422   -  
722 - 11 13.2   412 242

Heat Treatment of steel grade X 35 CrNiNb 25-24

Heat treated : 1932°C - 1163°C

Technological Curves of steel grade X 35 CrNiNb 25-24

Cross Reference Table (Equivalent Grade) of X 35 CrNiNb 25-24

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