Designation
| Name |
The value |
| Designation GOST Cyrillic |
16ХГТА |
| Designation GOST Latin |
16XGTA |
| Transliteration |
16HGTA |
| By chemical elements |
16CrMnTi |
| Name |
The value |
| Designation GOST Cyrillic |
ЭИ274 |
| Designation GOST Latin |
EI274 |
| Transliteration |
EhI274 |
| By chemical elements |
- |
Description
16ХГТА steel is used: for the manufacture of Cam washers, rollers, and actuators in the aircraft industry.
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 |
1-1.3 |
1.5-1.8 |
0.17-0.37 |
≤0.5 |
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 160-180 °C, air cooling |
|
≥785 |
≥1030 |
≥12 |
≥55 |
≥1080 |
311-363 |
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 |