Steel 35ГТРЛ

Designation

Name The value
Designation GOST Cyrillic 35ГТРЛ
Designation GOST Latin 35GTPL
Transliteration 35GTRL
By chemical elements 35MnTiB

Description

35ГТРЛ steel is used: for the production of castings parts track links, rollers and wheels crawler tractors serial production.

Note

Low-alloy steel.

Standards

Name Code Standards
Steel castings В82 TU 23.1.132-75

Chemical composition

Standard C S P Mn Cr Si Ni Fe B Ti
TU 23.1.132-75 0.3-0.4 ≤0.05 ≤0.06 0.8-1.5 ≤0.5 0.4-0.9 ≤0.5 Rest 0.001-0.003 0.005-0.03
Fe is the basis.

Mechanical properties

Section, mm σU, MPa KCU, kJ/m2 HB, MPa
The castings as delivered on the other 23.1.132-75. Quenching in water with 1040-1070 °C + Normalizing (heating to 890-930 °C + air cooling)
≥540 ≥392 156-241
The castings as delivered on the other 23.1.132-75. Quenching in water with 1040-1070 °C + Vacation at 180-200 °C
≥1373 ≥294 400-550

Description mechanical marks

Name Description
σU Limit short-term strength
KCU Toughness
HB Brinell hardness number

Technological properties

Name The value
Microstructure Steel castings on the other 23.1.132-75 needs to have a martensitic structure. Allowed ferrite or troctolitic to 20%.