15HL

for producing castings for various industrial applications

Classification

Country Section Category
CIS, Russia, Ukraine Steels and alloys for castings Ordinary steel for castings

Chemical composition

Standard Fe, % Si, % Mn, % Cr, % P, % C, % S, %
GOST 977-88 97.84–98.78 0.2–0.5 0.4–0.6 0.5–0.8 < 0.04 0.12–0.18 < 0.04

Information on suppliers

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers $$\sigma _{U}$$, $$MPa$$ $$\sigma_{Y}$$, $$MPa$$ $$\psi$$, % $$KCU\cdot 10^{3}$$, $$\frac{J}{m^2}$$ d5, % Treatment
Castings GOST 977-88 383 196 30 373 30 Normalization 900 - 930 ° C, Vacation 550 - 650 ° C

Heat Treatment Modes

Treatment
Normalization 900 - 930 ° C, Vacation 550 - 650 ° C

Standards

Standard Description
GOST 977-88

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Mn % Manganese
Cr % Chrome
P % Phosphorus
C % Carbon
S % Sulfur

Description of mechanical properties

Parameter Units of measurement Description
d5 % Elongation at break
$$\sigma_{Y}$$ $$MPa$$ Yield strength
$$\sigma _{U}$$ $$MPa$$ Ultimate tensile strength
$$\psi$$ % Reduction in cross section on fracture
$$KCU\cdot 10^{3}$$ $$\frac{J}{m^2}$$ Impact toughness