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X 2 CrNiMoN 17 12

Italy UNI X2CrNiMoN1712 Hot and cold rolled flat finished alloyed austenitic stainless steel products. Plates and strips for boilers and pressure vessels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: X2CrNiMoN1712 / X 2 CrNiMoN 17 12
Category Grade Standard Region/Area Standard Content
Metals X 2 CrNiMoN 17 12 UNI 7500 Italy Hot and cold rolled flat finished alloyed austenitic stainless steel products. Plates and strips for boilers and pressure vessels

Chemical composition(mass fraction)(wt.%) of the X 2 CrNiMoN 17 12

Element Min Max Similar
Si - 1.0000 -
S - 0.0300 -
P - 0.0450 -
Ni 11.0000 14.0000 -
N 0.1200 0.2500 -
Mo 2.0000 2.5000 -
Mn - 2.0000 -
Cr 16.0000 18.5000 -
C - 0.0300 -

Mechanical Properties of steel grade X 2 CrNiMoN 17 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)
681 (≥) 823 (≥) 44 31 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 143

Physical Properties of steel grade X 2 CrNiMoN 17 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 - -     0.24 -  
999 713 - 24.3 433   -  
376 - 33 13.2   221 124

Heat Treatment of steel grade X 2 CrNiMoN 17 12

Heat treated : 1135°C - 1154°C

Technological Curves of steel grade X 2 CrNiMoN 17 12

Cross Reference Table (Equivalent Grade) of X 2 CrNiMoN 17 12

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