Steel 15Х2ГН2ТА

Designation

Name The value
Designation GOST Cyrillic 15Х2ГН2ТА
Designation GOST Latin 15X2GH2TA
Transliteration 15H2GN2TA
By chemical elements 15Cr2MnН2Ti

Description

15Х2ГН2ТА steel is used: for the manufacture of gear wheels, shaft gear, worm gear pairs, Cam clutches, piston pins and other improve and carburized parts, which are requirements of high strength and high surface hardness, working under shock loads and at low temperatures.

Note

Alloy structural steel high quality.

Standards

Name Code Standards
Blanks. Of the workpiece. Slabs В31 TU 1-92-156-90
Bars and shapes В32 TU 14-1-950-74

Chemical composition

Standard C S P Mn Cr Si Ni Fe Cu V Ti Mo W
TU 14-1-950-74 0.13-0.18 ≤0.025 ≤0.025 0.7-1 1.4-1.8 0.17-0.37 1.4-1.8 Rest ≤0.25 ≤0.05 0.02-0.06 ≤0.15 ≤0.2
Fe is the basis.

Mechanical properties

Section, mm sT|s0,2, MPa σU, MPa d5, % y, % KCU, kJ/m2 HB, MPa
Bars and strip hot rolled and forged. Quenching in oil with 800-860 °C + vacation at 150-180 °C air cooling or oil
≥885 ≥980 ≥12 ≥55 ≥1080 321-388

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
KCU Toughness
HB Brinell hardness number