15GL

for the production of castings for tools

Classification

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

Chemical composition

Standard Fe, % Si, % Mn, % P, % C, % S, %
GOST 977-88 98.14–98.88 0.3–0.6 0.7–1 < 0.04 0.12–0.18 < 0.04

Information on suppliers

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers σU, MPa σP, MPa ϵL, % ψ, % KCU103, Jm2 Treatment
Castings GOST 977-88 413 235 22 35 373

Heat Treatment Modes

Treatment
Normalization 900 - 920 ° C, Vacation 550 - 650 ° C

Analogues

Germany
GS240

Standards

Standard Description
GOST 977-88

Description of chemical elements

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

Description of mechanical properties

Parameter Units of measurement Description
σU MPa Ultimate tensile strength
σP MPa Proportionality limit
ϵL % Elongation at break (longitudinal)
ψ % Reduction in cross section on fracture
KCU103 Jm2 Impact toughness