operating system

for the production of rolled billets of square or circular cross-section designed for the production of axles of locomotives, electric trains, diesel and electric trains, cars and railway carriages underground railways of 1520 mm track

Classification

Country Section Category
CIS, Russia, Ukraine Steels for special purposes Steel for rail transport

Chemical composition

Standard Fe, % Si, % Mn, % Cr, % Cu, % Ni, % P, % C, % S, %
GOST 4728-96 97.32–98.83 0.15–0.35 0.6–0.9 < 0.3 < 0.25 < 0.3 < 0.04 0.42–0.5 < 0.04

Information on suppliers

Physical characteristics

Temperature, °C $$\rho$$, $$\frac{kg}{m^3}$$
20 7850

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers $$\sigma _{U}$$, $$MPa$$ d5, % Treatment
Workpiece GOST 4728-96 580–650 18–20

Standards

Standard Description
GOST 4728-96

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Mn % Manganese
Cr % Chrome
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
d5 % Elongation at break
$$\sigma _{U}$$ $$MPa$$ Ultimate tensile strength