σU
MPa
σY
MPa
ϵL
ψ
KU
J

1.5920 (18CrNi8)

Classification

Country Section Category
Germany Structural, Pressure Vessel and Engineering Steels Cr-Ni with 1.5% =< Cr < 2%

Chemical composition

Standard Fe, % Si, % Mn, % Cr, % Ni, % P, % C, % S, %
94.53–95.7 0.15–0.4 0.4–0.6 1.8–2.1 1.8–2.1 < 0.035 0.15–0.2 < 0.035

Information on suppliers

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers \sigma _{U}σU, MPaMPa \sigma_{Y}σY, MPaMPa \epsilon_LϵL, % \psiψ, % KUKU, JJ Treatment
< 11 1230–1470 > 835 > 7 > 30 > 41 After carburization, in the core
< 30 1180–1420 > 785 > 7 > 35 > 41 Cementation, in the core
< 63 1080–1320 > 685 > 8 > 35 Cementation, in the core

Brinell hardness number

Rolling Standard Classifiers Value, HBW
soft, average vacation < 235

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

Description of mechanical properties

Parameter Units of measurement Description
\sigma_{Y}σY MPaMPa Yield strength
\sigma _{U}σU MPaMPa Ultimate tensile strength
\epsilon_LϵL % Elongation at break (longitudinal)
\psiψ % Reduction in cross section on fracture
KUKU JJ Impact energy