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X 2 CrNiNb 21-10

Germany DIN X2CrNiNb21-10 High alloyed CrNiNb steel and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: X2CrNiNb21-10 / X 2 CrNiNb 21-10
Category Grade Standard Region/Area Standard Content
Metals X 2 CrNiNb 21-10 -- Germany High alloyed CrNiNb steel

Chemical composition(mass fraction)(wt.%) of the X 2 CrNiNb 21-10

Element Min Max Similar
Si - 1.0000 -
S - 0.0250 -
P - 0.0250 -
Ni 9.5000 11.5000 -
Nb 0.6000 0.9000 -
Mn - 2.0000 -
Cr 20.0000 22.0000 -
C - 0.0250 -

Mechanical Properties of steel grade X 2 CrNiNb 21-10

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)
585 (≥) 251 (≥) 44 31 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 241

Physical Properties of steel grade X 2 CrNiNb 21-10

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
14 - -     0.32 -  
723 716 - 32.3 132   -  
966 - 41 24.2   413 124

Heat Treatment of steel grade X 2 CrNiNb 21-10

Heat treated : 1379°C - 1696°C

Technological Curves of steel grade X 2 CrNiNb 21-10

Cross Reference Table (Equivalent Grade) of X 2 CrNiNb 21-10

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