1.3952 (X2CrNiMoN18-14-3)

Classification

Country Section Category
Germany Alloy Miscellaneous Steels Materials with Special Physical Properties and with Ni

Chemical composition

Standard Fe, % Si, % Mn, % Cr, % Ni, % P, % C, % S, % Mo, % N, %
60.16–67.85 < 1 < 2 16.5–18.5 13–15 < 0.045 < 0.03 < 0.015 2.5–3 0.15–0.25

Information on suppliers

Physical characteristics

Temperature, °C E\cdot 10^{9}, MPa \alpha\cdot 10^{6}, K^{-1} \rho, \frac{kg}{m^3} R\cdot 10^{-6}, \Omega\cdot m
20 199 7800 0.75
100 16.5
200 17.5
300 18

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers \sigma _{U}, MPa \sigma_{0.2}, MPa \epsilon_L, % KU, J Treatment
580–800 280–295 < 30 > 55 hardening

Standards

Standard Description
SEW390
WW

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Mn % Manganese
Cr % Chrome
Ni % Nickel
P % Phosphorus
C % Carbon
S % Sulfur
Mo % Molybdenum
N % Nitrogen

Description of physical characteristics

Parameter Units of measurement Description
E\cdot 10^{9} MPa Elastic modulus
\alpha\cdot 10^{6} K^{-1} Coefficient of thermal (linear) expansion (range 20°C–T)
\rho \frac{kg}{m^3} The density of the material
R\cdot 10^{-6} \Omega\cdot m Electrical resistivity

Description of mechanical properties

Parameter Units of measurement Description
\sigma_{0.2} MPa Tensile stress required to produce a total elongation of 0.2%
\sigma _{U} MPa Ultimate tensile strength
\epsilon_L % Elongation at break (longitudinal)
KU J Impact energy