AS40

Lead carbon steel.

For the manufacture of molotovyh stamps, bandages and dies.

Classification

Country Section Category
CIS, Russia, Ukraine Structural steel Improved machinability structural steel

Chemical composition

Standard Fe, % Si, % Mn, % Cr, % Cu, % Ni, % Pb, % P, % C, % S, %
GOST 1414-75 97.25–98.81 0.17–0.37 0.5–0.8 < 0.25 < 0.25 < 0.25 0.15–0.3 < 0.04 0.37–0.45 < 0.04

Information on suppliers

Physical characteristics

Temperature, °C $$\rho$$, $$\frac{kg}{m^3}$$
20 7840

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers $$\sigma _{U}$$, $$MPa$$ $$\sigma_{P}$$, $$MPa$$ d5, % Treatment
Rod GOST 1414-75 normalization 570 335 19 Normalization

Brinell hardness number

Rolling Standard Classifiers Value, HBW
Alloy GOST 1414-75 calibrated, cold-work 241
Alloy GOST 1414-75 hot rolling 187–217

Standards

Standard Description
GOST 1414-75

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Mn % Manganese
Cr % Chrome
Cu % Copper
Ni % Nickel
Pb % Lead
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
$$\sigma_{P}$$ $$MPa$$ Proportionality limit