Designation
| Name |
The value |
| Designation GOST Cyrillic |
АМг3С |
| Designation GOST Latin |
AMg3C |
| Transliteration |
AMg3S |
| By chemical elements |
- |
Description
Alloy АМг3С used: for the manufacture of semifinished products by hot or cold deformation.
Standards
| Name |
Code |
Standards |
| Tubes of non-ferrous metals and alloys |
В64 |
GOST 18482-79 |
| Bars and shapes |
В52 |
GOST 8617-81 |
| Non-ferrous metals, including rare, and their alloys |
В51 |
OST 1 92014-90 |
Chemical composition
| Standard |
Mn |
Cr |
Si |
Fe |
Cu |
Al |
Ti |
Zn |
Mg |
Be |
| OST 1 92014-90 |
≤0.6 |
≤0.2 |
≤0.5 |
≤0.5 |
≤0.1 |
Rest |
≤0.2 |
≤0.2 |
2.7-3.6 |
0.005-0.06 |
Al is the base.
According to OST 1 92014-90 the chemical composition is given for AMg3S alloy. Mass fraction of each other impurity (not regulated) ≤ 0.05%, total mass fraction of other impurities ≤ 0.10%.
Mechanical properties
| Section, mm |
sT|s0,2, MPa |
σU, MPa |
d5, % |
| Extruded normal strength according to GOST 8617-81 on delivery |
|
≥80 |
≥175 |
≥14 |
| Tubes extruded in the state of delivery according to GOST 18482-79 (samples, in cross-section shows the thickness of the wall) |
| 2.5-40 |
≥70 |
≥180 |
≥15 |
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 |
