Steel 15GL

Designation

Name The value
Designation GOST Cyrillic 15ГЛ
Designation GOST Latin 15GL
Transliteration 15GL
By chemical elements 15Mn

Description

15GL steel is used: for the manufacture of ingots for tools.

Note

Steel wear-resistant and heat-resistant martensitic class.

Standards

Name Code Standards
Steel castings В82 GOST 977-88

Chemical composition

Standard C S P Mn Si Fe
GOST 977-88 0.12-0.18 ≤0.04 ≤0.04 0.7-1 0.3-0.6 Rest
Fe is the basis.

Mechanical properties

Section, mm sT|s0,2, MPa σU, MPa d y, % KCU, kJ/m2
Normalization at 900-920 °C + vacation at 550-650 °C, air cooling
100 ≥235 ≥413 ≥22 ≥35 ≥373

Description mechanical marks

Name Description
sT|s0,2 Yield strength or limit of proportionality with a tolerance for residual deformation of 0.2%
σU Limit short-term strength
d Elongation after rupture
y The relative narrowing
KCU Toughness