Alloy Amg11 (АЛ22)
Designation
| Name |
The value |
| Designation GOST Cyrillic |
АМг11 |
| Designation GOST Latin |
AMg11 |
| Transliteration |
AMg11 |
| The chemical elements |
- |
| Name |
The value |
| Designation GOST Cyrillic |
АЛ22 |
| Designation GOST Latin |
AL22 |
| Transliteration |
AL22 |
| The chemical elements |
- |
Description
Alloy Amg11 used: for the manufacture of ingots and shaped castings by various casting methods (sand casting, investment casting, gravity die casting, pressure) with high corrosion resistance.
Note
Aluminum foundry alloy system Al-Mg. Corrosion-resistant alloy.
Standards
| Name |
Code |
Standards |
| Non-ferrous metals, including rare metals, and their alloys |
В51 |
GOST 1583-93, OST 4.021.009-92, OST 4.021.010-92 |
| Castings from non-ferrous metals and alloys |
В84 |
OST 1 80029-83 |
Chemical composition
| Standard |
Si |
Fe |
Al |
Ti |
Zn |
Zr |
Mg |
Be |
| GOST 1583-93 |
0.8-1.2 |
≤0.5 |
The rest |
0.05-0.15 |
≤0.1 |
≤0.2 |
10.5-13 |
0.03-0.07 |
Al is the base.
According to GOST 1583-93, the iron content is specified for casting in sand molds and for investment models. The iron content for molding in the mold is ≤ 1.00%, when casting under pressure ≤ 1.20%. The amount of allowable impurities should be for casting in sand molds and for investment models ≤ 0.60%, casting in chill molds ≤ 1.10%, injection molding ≤ 1.30%.
Mechanical characteristics
| σB, MPa |
d |
Brinell hardness number, MPa |
| Casting. Without heat treatment |
| ≥176 |
≥1 |
≥90 |
| ≥196 |
≥1 |
≥90 |
| Casting. T4 regime: Hardening with 420-430 °C (extract 15-20 h) in water with a temperature of 100 °C or oil temperature of 40-50°C |
| ≥225 |
≥1.5 |
≥90 |
Description mechanical marks
| Name |
Description |
| σB |
Limit short-term strength |
| d |
Elongation after rupture |
Physical characteristics
| Temperature |
Е, ГПа |
r, кг/м3 |
R, НОм · м |
| 20 |
70 |
2500 |
103 |
A description of the physical symbols
| Name |
Description |
| l |
Coefficient of thermal conductivity |
| С |
Specific heat |
