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X 2 CrNiMoN 17 13 3 KKW

Austria ONORM X2CrNiMoN17133KKW Steel plates for boilers and pressure vessels; quality specifications and Mechanical Properties, Chemical Element, Cross Reference.

Category Grade Standard Region/Area Standard Content
Metals X 2 CrNiMoN 17 13 3 KKW ÖNORM M3121 Austria Steel plates for boilers and pressure vessels; quality specifications

Chemical composition(mass fraction)(wt.%) of the X 2 CrNiMoN 17 13 3 KKW

Element Min Max Similar
Si - 1.0000 -
S - 0.0250 -
P - 0.0450 -
Ni 11.5000 14.5000 -
N 0.1400 0.2200 -
Mo 2.0000 2.5000 -
Mn - 2.0000 -
Cr 16.5000 18.5000 -
C - 0.0300 -

Mechanical Properties of steel grade X 2 CrNiMoN 17 13 3 KKW

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)
831 (≥) 846 (≥) 21 21 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 134

Physical Properties of steel grade X 2 CrNiMoN 17 13 3 KKW

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
21 - -     0.23 -  
758 383 - 24.3 234   -  
899 - 24 31.2   343 334

Heat Treatment of steel grade X 2 CrNiMoN 17 13 3 KKW

Heat treated : 1835°C - 1215°C

Technological Curves of steel grade X 2 CrNiMoN 17 13 3 KKW

Cross Reference Table (Equivalent Grade) of X 2 CrNiMoN 17 13 3 KKW

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