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Steel AS38KHGM

Designation

Name The value
Designation GOST Cyrillic АС38ХГМ
Designation GOST Latin AC38XGM
Transliteration AS38HGM
The chemical elements -

Description

AS38KHGM steel is used: for the manufacture of automotive components (rings of the locking shaft bearing).

Note

Lead-containing alloy steel high machinability.

Standards

Name Code Standards
Sectional and shaped rolling В32 GOST 1414-75, GOST 14955-77, TU 14-1-2217-92
Bulls. Blanks. Slabs В31 TU 14-1-1515-75, TU 14-1-514-73

Chemical composition

Standard C S P Mn Cr Si Ni Fe Cu Mo Pb
GOST 1414-75 0.34-0.4 ≤0.03 ≤0.035 0.6-0.9 0.8-1.1 0.17-0.37 ≤0.3 The rest ≤0.3 0.15-0.25 0.15-0.3
Fe is the basis.
According to GOST 1414-75, the total mass fraction of sulfur and phosphorus should not exceed 0.060%.

Mechanical characteristics

Section, mm sT|s0,2, MPa σB, MPa d5, % kJ/m2, кДж/м2
Bars up to 100 mm Quenching in oil with 860-880 °C + Vacation at 580-620 °C, air cooling
25 ≥785 ≥930 ≥11 ≥784

Description mechanical marks

Name Description
Section Section
sT|s0,2 Yield strength or limit of proportionality with a tolerance for residual deformation of 0.2%
σB Limit short-term strength
d5 Elongation after rupture
kJ/m2 Toughness

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