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X 2 CrNiNb 24 12

Germany DIN X2CrNiNb2412 Classification of covered electrodes for manual metal arc-welding of stainless and heat resisting steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: X2CrNiNb2412 / X 2 CrNiNb 24 12
Category Grade Standard Region/Area Standard Content
Metals X 2 CrNiNb 24 12 DIN 8556-1 Germany Classification of covered electrodes for manual metal arc-welding of stainless and heat resisting steels

Chemical composition(mass fraction)(wt.%) of the X 2 CrNiNb 24 12

Element Min Max Similar
Si - 1.5000 -
S - 0.0250 -
P+S - 0.0500 -
P - 0.0300 -
Ni 11.0000 15.0000 -
Nb - 1.1000 -
Mn - 2.5000 -
Cr 22.0000 25.0000 -
C - 0.0250 -

Mechanical Properties of steel grade X 2 CrNiNb 24 12

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)
338 (≥) 411 (≥) 34 31 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 321

Physical Properties of steel grade X 2 CrNiNb 24 12

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 - -     0.21 -  
892 917 - 43.3 121   -  
368 - 11 22.2   211 434

Heat Treatment of steel grade X 2 CrNiNb 24 12

Heat treated : 1954°C - 1239°C

Technological Curves of steel grade X 2 CrNiNb 24 12

Cross Reference Table (Equivalent Grade) of X 2 CrNiNb 24 12

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