Designation
| Name |
The value |
| Designation GOST Cyrillic |
16ХГТЛ |
| Designation GOST Latin |
16XGTL |
| Transliteration |
16HGTL |
| By chemical elements |
16CrMnTi |
Description
16ХГТЛ steel is used: for the manufacture of casting parts of aviation, accurate methods of casting in ceramic form of constant models.
Note
Alloy structural steel case hardening steel. The castings are generally subjected to carburization.
Standards
| Name |
Code |
Standards |
| Classification, nomenclature and General rules |
В20 |
OST 1 90005-91 |
| Steel castings |
В82 |
OST 1 90093-82 |
Chemical composition
| Standard |
C |
S |
P |
Mn |
Cr |
Si |
Ni |
Fe |
Cu |
N |
Al |
Ti |
Mo |
W |
| OST 1 90093-82 |
0.13-0.18 |
≤0.025 |
≤0.025 |
1-1.3 |
1.5-1.8 |
0.2-0.6 |
≤0.4 |
Rest |
≤0.3 |
≤0.015 |
≤0.08 |
0.06-0.12 |
≤0.2 |
≤0.2 |
Fe is the basis.
Mechanical properties
| sT|s0,2, MPa |
σU, MPa |
d5, % |
y, % |
KCU, kJ/m2 |
HB, MPa |
HRC |
| Gradation of performance properties of the finished heat-treated parts for OST 1 90005-91 |
| - |
- |
- |
- |
- |
241-388 |
24-42 |
| Casting. Annealing or normalizing at 940-960 °C with following tempering at 615-635 °C, air cooling + Quenching in oil from 900 °C + Vacation at 540-560 °C |
| ≥590 |
≥880 |
≥7 |
≥20 |
≥294 |
255-341 |
- |
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 |
| HRC |
Rockwell hardness (indenter diamond spheroconical) |
