Alloys Handbook
EN AC-45300
Al Si5Cu1Mg
High-strength heat-treatable alloy. Alternative to AlSi7Mg.
Alloy Group
AlSiCu
Recyclability
100%
Chemical Composition (%)
| Element | Min | Max |
|---|---|---|
| Si | 4.50 | 5.50 |
| Fe | — | 0.55 |
| Cu | 1.00 | 1.50 |
| Mn | — | 0.55 |
| Mg | 0.40 | 0.65 |
| Cr | — | 0.05 |
| Ni | — | 0.25 |
| Zn | — | 0.15 |
| Pb | — | 0.15 |
| Sn | — | 0.05 |
| Ti | — | 0.20 |
| OtherEach | — | 0.05 |
| OtherTotal | — | 0.15 |
Mechanical Properties
| Temper | Method | Rm | Rp0.2 | A% | HBW |
|---|---|---|---|---|---|
| T6 | Permanent mold | 270 | 220 | 3 | 90 |
Quick Applications
- Suspension parts
- Brackets
Corrosion Resilience
Overall: Fair to Good
freshwater
Excellent
saltwater
Fair
industrial
Good
acidic
Limited