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X 2 CrNiN 18 11

Italy UNI X2CrNiN1811 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: X2CrNiN1811 / X 2 CrNiN 18 11
Category Grade Standard Region/Area Standard Content
Metals X 2 CrNiN 18 11 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 CrNiN 18 11

Element Min Max Similar
Si - 1.0000 -
S - 0.0300 -
P - 0.0450 -
Ni 9.0000 12.0000 -
N 0.1000 0.2000 -
Mn - 2.0000 -
Cr 17.0000 19.0000 -
C - 0.0300 -

Mechanical Properties of steel grade X 2 CrNiN 18 11

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)
789 (≥) 522 (≥) 34 13 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 221

Physical Properties of steel grade X 2 CrNiN 18 11

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
44 - -     0.31 -  
495 366 - 11.3 413   -  
655 - 13 41.2   414 132

Heat Treatment of steel grade X 2 CrNiN 18 11

Heat treated : 1261°C - 1322°C

Technological Curves of steel grade X 2 CrNiN 18 11

Cross Reference Table (Equivalent Grade) of X 2 CrNiN 18 11

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