Steel A11

Designation

Name The value
Designation GOST Cyrillic А11
Designation GOST Latin A11
Transliteration A11
By chemical elements -

Description

A11 steel is used: for the manufacture of bolts, nuts, obrabatyval cutting; forks the clutch in automotive industry; chains.

Note

Sulfur carbon steel high machinability.

Standards

Name Code Standards
Bars and shapes В32 GOST 1414-75, GOST 14955-77

Chemical composition

Standard C S P Mn Cr Si Ni Fe Cu
GOST 1414-75 0.07-0.15 0.15-0.25 0.06-0.12 0.8-1.2 ≤0.25 ≤0.1 ≤0.25 Rest ≤0.25
Fe is the basis.

Mechanical properties

Section, mm sT|s0,2, MPa σU, MPa d5, % y, % HB, MPa
The hot rolled, without heat treatment
- ≥410 ≥22 ≥34 ≤160
Rental of calibrated and full hard without heat treatment
≥390 ≥490 ≥10 - ≤207

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
d5 Elongation after rupture
y The relative narrowing
HB Brinell hardness number

Technological properties

Name The value
Склонность к отпускной хрупкости tend not
Flock-sensitive sensitivity not sensitive