1.4590 (X2CrNbZk17)

Classification

Country Section Category
Germany Stainless and Heat Resisting Steels Stainless Steels with Special Additions

Chemical composition

Standard Fe, % Si, % Mn, % Cr, % Zr, % P, % C, % S, % Nb, %
79.715–83.65 < 1 < 1 16–17.5 < 0.15 < 0.04 < 0.03 < 0.015 0.35–0.55

Information on suppliers

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers $$\sigma _{U}$$, $$MPa$$ $$\sigma_{0.2}$$, $$MPa$$ $$\epsilon_L$$, % Treatment
annealing, soft 400–550 230 23

Standards

Standard Description
EN 10088-1
EN 10088-2

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Mn % Manganese
Cr % Chrome
Zr % Zirconium
P % Phosphorus
C % Carbon
S % Sulfur
Nb % Niobium

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)