Steel 85ГФ

Designation

Name The value
Designation GOST Cyrillic 85ГФ
Designation GOST Latin 85GF
Transliteration 85GF
By chemical elements 85MnV

Description

85ГФ steel is used: for the manufacture of parts of agricultural machines.

Standards

Name Code Standards
Bars and shapes В32 TU 14-1-5005-91, TU 14-1-5006-91

Chemical composition

Standard C S P Mn Si Fe V
TU 14-1-5005-91 0.75-1 ≤0.03 ≤0.03 0.5-1 0.5-0.8 Rest 0.45-0.8
Fe is the basis.
According to TU 14-1-5005-91 allowable deviations in chemical composition in finished rolled products and mass fraction of residual elements - in accordance with GOST 4543.

Mechanical properties

Section, mm sT|s0,2, MPa σU, MPa d5, % y, % HB, MPa
Steel gauged round rods with a diameter of 25 mm heat-treated in the delivery condition on the other 14-1-5005-91
≥390 ≥640 ≥15 ≥35 ≤229

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