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Steel 35GL

Designation

Name The value
Designation GOST Cyrillic 35ГЛ
Designation GOST Latin 35GL
Transliteration 35GL
The chemical elements 35Mn

Description

35GL steel is used: for the manufacture of castings, discs, sprockets, gear rims, drums, pulleys, universal joints, cross-arms, hubs, forks, trellis shafts and other heavily loaded parts of excavators; bearing caps; axles.

Standards

Name Code Standards
Castings, steel В82 GOST 977-88, OST 24.920.01-80, TU 108-23.45-88, TU 24-1-12-181-75
Castings with special properties (cast iron and steel) В83 TU 1-812-0048-80

Chemical composition

Standard C S P Mn Si Fe
GOST 977-88 0.3-0.4 ≤0.04 ≤0.04 1.2-1.6 0.2-0.4 The rest
Fe is the basis.

Mechanical characteristics

Section, mm sT|s0,2, MPa σB, MPa d5, % y, % kJ/m2, кДж/м2
Hardening in air, 850-860 °C + vacation at 600-650 °C, air cooling
100 ≥343 ≥589 ≥14 ≥30 ≥491
Normalization at 880-900 °C + vacation at 600-650 °C, air cooling
100 ≥294 ≥540 ≥12 ≥20 ≥294

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
y The relative narrowing
kJ/m2 Toughness

Technological properties

Name The value
Weldability limited weldability. Welding methods: SMAW, ADS under gas protection. Recommended heating and subsequent heat treatment.
Propensity to temper brittleness tend not
Flock-sensitive sensitivity not sensitive
Workability by cutting In the annealed condition with NV 202-207 Kn TV.SPL.=0.75 Kn b.St.=0.55

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