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X 2 CrNiMo 17 13 2 KKW

Austria ONORM X2CrNiMo17132KKW 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 CrNiMo 17 13 2 KKW ÖNORM M3121 Austria Steel plates for boilers and pressure vessels; quality specifications

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

Element Min Max Similar

Mechanical Properties of steel grade X 2 CrNiMo 17 13 2 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)
282 (≥) 482 (≥) 31 41 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 442

Physical Properties of steel grade X 2 CrNiMo 17 13 2 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
12 - -     0.43 -  
262 759 - 23.3 421   -  
328 - 23 44.2   241 223

Heat Treatment of steel grade X 2 CrNiMo 17 13 2 KKW

Heat treated : 1578°C - 1131°C

Technological Curves of steel grade X 2 CrNiMo 17 13 2 KKW

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

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