Designation
| Name |
The value |
| Designation GOST Cyrillic |
АЦ20ХГНМ |
| Designation GOST Latin |
ATs20XGHM |
| Transliteration |
ATs20HGNM |
| By chemical elements |
- |
Description
АЦ20ХГНМ steel is used: for the manufacture of gear transmissions of cars.
Note
Structural alloy free-cutting steel.
Standards
| Name |
Code |
Standards |
| Bars and shapes |
В32 |
TU 14-1-2604-79, TU 14-1-2252-2007 |
Chemical composition
| Standard |
C |
S |
P |
Mn |
Cr |
Si |
Ni |
Mo |
Ca |
|
0.19-0.24 |
0.042-0.07 |
0.013-0.028 |
0.7-0.85 |
0.4-0.6 |
0.23-0.34 |
0.5-0.6 |
0.17-0.2 |
0.002-0.007 |
Chemical composition is not verified by NTD. Total verified brands for chemical compounds: 2906 of 3316.
Mechanical properties
| Section, mm |
sT|s0,2, MPa |
σU, MPa |
d5, % |
| Bars and rods, hot rolled peeled in the state of delivery |
|
1200-1430 |
1250-1530 |
≥12 |
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 |
