Steel 68GA

Designation

Name The value
Designation GOST Cyrillic 68ГА
Designation GOST Latin 68GA
Transliteration 68GA
By chemical elements 68Mn

Description

68GA steel is used: for the production of hot-rolled billet and heat-treated wire diameter 1.2−5.5 mm, intended for the manufacture of springs.

Standards

Name Code Standards
Steel wire medium and high carbon В72 GOST 1071-81
Blanks. Of the workpiece. Slabs В31 TU 14-1-1698-76

Chemical composition

Standard C S P Mn Cr Si Ni Fe Cu Al
GOST 1071-81 0.65-0.7 ≤0.025 ≤0.025 0.7-1 ≤0.12 0.15-0.25 ≤0.2 Rest ≤0.15 ≤0.05
Fe is the basis.

Mechanical properties

Section, mm σU, MPa
The wire spring heat-treated in the delivery condition according to GOST 1071-81
1.2-5.5 2060-1270

Description mechanical marks

Name Description
σU Limit short-term strength