1.3962 (X15CrNiMn12-10)

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, % N, %
SEW390 69.025–74.95 < 0.6 5.5–6.5 10.5–12.5 9–11 < 0.045 0.05–0.2 < 0.03 < 0.1

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
20 195 7900 0.7
100 16.5
200 17.5
300 18.5
400 19.5

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers \sigma _{U}, MPa \sigma_{0.2}, MPa \epsilon_L, % KU, J Treatment
500–700 < 215 < 45 > 137 hardening
640–880 < 390 < 40 > 124 Hot-cold treatment
640–830 < 490 < 35 < 103 Cold processing

Standards

Standard Description
SEW390

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
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