1.4871 (X53CrMnNiN21-9)

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, % N, %
EN 10090 62.095–67.92 < 0.25 8–10 20–22 3.25–4.5 < 0.045 0.48–0.58 < 0.03 0.35–0.5

Information on suppliers

Physical characteristics

Temperature, °C \alpha\cdot 10^{6}, K^{-1} \varkappa, \frac{W}{m\cdot K} \rho, \frac{kg}{m^3}
20 14.5 7800
100 15.5
300 17.5
500 18.5
700 18.8

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers \sigma _{U}, MPa \sigma_{0.2}, MPa \epsilon_L, % \psi, % Treatment
solution annealing 950–1200 580 8 10

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Rolling Standard Classifiers Value, HRC
solution annealing 30

Analogues

CIS, Russia, Ukraine
EI303

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
N % Nitrogen

Description of physical characteristics

Parameter Units of measurement Description
\alpha\cdot 10^{6} K^{-1} Coefficient of thermal (linear) expansion (range 20°C–T)
\varkappa \frac{W}{m\cdot K} Coefficient of thermal conductivity (the heat capacity of the material)
\rho \frac{kg}{m^3} The density of the material

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)
\psi % Reduction in cross section on fracture