10H23N18 (0Х23Н18)

sheet metal parts, pipes, fittings (at low load), working at 1000 ° C.

Classification

Country Section Category
CIS, Russia, Ukraine Heat resistant steels and alloys Heat resistant high alloy steel

Chemical composition

Standard Fe, % Si, % Mn, % Cr, % Ti, % Cu, % Ni, % P, % C, % S, %
GOST 5632-72 51.345–61 < 1 < 2 22–25 < 0.2 < 0.3 17–20 < 0.035 < 0.1 < 0.02

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Physical characteristics

Temperature, °C $$\rho$$, $$\frac{kg}{m^3}$$
20 7950

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers $$\sigma _{U}$$, $$MPa$$ $$\sigma_{P}$$, $$MPa$$ $$\epsilon_L$$, % $$\psi$$, % Treatment
Pipes are coldly deformed. GOST 9941-81 529 35
Pipes are hot deformed. GOST 9940-81 491 37
Round GOST 5949-75 60 490 196 35 50 Hardening of 1100-1150 ° C, air
Forgings GOST 25054-81 490 196 30–35 40–47

Brinell hardness number

Rolling Standard Classifiers Value, HBW
Alloy Hardening 1790

Technological Properties

Propensity to temper brittleness
inclined
10H23N18 / Aloro

Standards

Standard Description
GOST 5632-72

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Mn % Manganese
Cr % Chrome
Ti % Titan
Cu % Copper
Ni % Nickel
P % Phosphorus
C % Carbon
S % Sulfur

Description of physical characteristics

Parameter Units of measurement Description
$$\rho$$ $$\frac{kg}{m^3}$$ The density of the material

Description of mechanical properties

Parameter Units of measurement Description
$$\sigma _{U}$$ $$MPa$$ Ultimate tensile strength
$$\sigma_{P}$$ $$MPa$$ Proportionality limit
$$\epsilon_L$$ % Elongation at break (longitudinal)
$$\psi$$ % Reduction in cross section on fracture