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X 12 CrNi 25 20

Germany DIN X12CrNi2520 Round Wire Rod for Welding Filler Metals; Technical Conditions of Delivery and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: X12CrNi2520 / X 12 CrNi 25 20
Category Grade Standard Region/Area Standard Content
Metals X 12 CrNi 25 20 DIN 17145 Germany Round Wire Rod for Welding Filler Metals; Technical Conditions of Delivery

Chemical composition(mass fraction)(wt.%) of the X 12 CrNi 25 20

Element Min Max Similar
Si - 2.0000 -
S - 0.0250 -
P+S - 0.0500 -
P - 0.0300 -
Ni 19.0000 22.0000 -
Mn 2.0000 5.0000 -
Cr 24.0000 27.0000 -
C - 0.1500 -

Mechanical Properties of steel grade X 12 CrNi 25 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)
363 (≥) 635 (≥) 24 22 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 433

Physical Properties of steel grade X 12 CrNi 25 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
43 - -     0.13 -  
523 923 - 22.3 112   -  
236 - 34 14.2   222 143

Heat Treatment of steel grade X 12 CrNi 25 20

Heat treated : 1539°C - 1149°C

Technological Curves of steel grade X 12 CrNi 25 20

Cross Reference Table (Equivalent Grade) of X 12 CrNi 25 20

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