1.7219 (26CrMo4)

Classification

Country Section Category
Germany Structural, Pressure Vessel and Engineering Steels Cr-Mo with Mo < 0.35%, Cr-Mo-B

Chemical composition

Standard Fe, % Si, % Mn, % Cr, % Cu, % P, % C, % S, % Mo, %
EN 10216-4 96.725–98.23 < 0.35 0.5–0.8 0.9–1.2 < 0.3 < 0.025 0.22–0.29 < 0.01 0.15–0.3

Information on suppliers

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers \sigma _{U}, MPa \sigma_{0.2}, MPa \epsilon_L, % \epsilon_T, % KV_{L}, J KV_{T}, J Treatment
moderate hardening 560–740 440 18 16 40 27

Standards

Standard Description
EN 10216-4

Description of chemical elements

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

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)
\epsilon_T % Elongation at break (transverse)
KV_{L} J Impact energy (longitudinal)
KV_{T} J Impact energy (transverse)