1.4866 (X33CrNiMnN23-8)

Classification

Country Section Category
Germany Stainless and Heat Resisting Steels Heat Resistant Steels with Ni > = 2.5%

Chemical composition

Standard Fe, % Si, % Mn, % Cr, % Ni, % P, % C, % S, % Mo, % N, % W, %
EN 10090 60.695–68.47 0.5–1 1.5–3.5 22–24 7–9 < 0.045 0.28–0.38 < 0.03 < 0.5 0.25–0.35 < 0.5

Information on suppliers

Physical characteristics

Temperature, °C α106, K1 ϰ, WmK ρ, kgm3
20 14.5 7800
100 16.5
300 17.1
500 17.3
700 17.4

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers σU, MPa σ0.2, MPa ϵL, % ψ, % Treatment
solution annealing 850–1100 550 20 30

Твёрдость по Роквеллу

Rolling Standard Classifiers Value, HRC
solution annealing 25

Standards

Standard Description
EN 10090

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
Mo % Molybdenum
N % Nitrogen
W % Tungsten

Description of physical characteristics

Parameter Units of measurement Description
α106 K1 Coefficient of thermal (linear) expansion (range 20°C–T)
ϰ WmK Coefficient of thermal conductivity (the heat capacity of the material)
ρ kgm3 The density of the material

Description of mechanical properties

Parameter Units of measurement Description
σ0.2 MPa Tensile stress required to produce a total elongation of 0.2%
σU MPa Ultimate tensile strength
ϵL % Elongation at break (longitudinal)
ψ % Reduction in cross section on fracture