1.4931 (GX23CrMoV12-1)

Classification

Country Section Category
Germany Stainless and Heat Resisting Steels Materials with Elevated Temperature Properties

Chemical composition

Standard Fe, % Si, % Mn, % Cr, % Cu, % Ni, % V, % P, % C, % S, % Mo, % W, %
EN 110213-2 82.94–86.75 < 0.4 0.5–0.8 11.3–12.2 < 0.3 < 1 0.25–0.35 < 0.03 0.2–0.26 < 0.02 1–1.2 < 0.5

Information on suppliers

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers \sigma _{U}, MPa \sigma_{0.2}, MPa \epsilon_L, % KV_{L}, J Treatment
moderate hardening 740–880 540 15 27

Standards

Standard Description
EN 110213-2

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Mn % Manganese
Cr % Chrome
Cu % Copper
Ni % Nickel
V % Vanadium
P % Phosphorus
C % Carbon
S % Sulfur
Mo % Molybdenum
W % Tungsten

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)
KV_{L} J Impact energy (longitudinal)