Alloys Handbook
EN AC-42400
Al Si7MnMg
Alloy for structural parts. High ductility.
Alloy Group
AlSi7Mg
Recyclability
100%
Chemical Composition (%)
| Element | Min | Max |
|---|---|---|
| Si | 6.50 | 8.50 |
| Fe | — | 0.25 |
| Cu | — | 0.05 |
| Mn | 0.33 | 0.75 |
| Mg | 0.15 | 0.45 |
| Cr | — | 0.05 |
| Ni | — | 0.05 |
| Zn | — | 0.10 |
| Pb | — | 0.05 |
| Sn | — | 0.05 |
| Ti | — | 0.20 |
| OtherEach | — | 0.05 |
| OtherTotal | — | 0.15 |
Mechanical Properties
| Temper | Method | Rm | Rp0.2 | A% | HBW |
|---|---|---|---|---|---|
| F | Die casting | 200 | 100 | 7 | 60 |
| T5 | Die casting | 210 | 120 | 7 | 60 |
Quick Applications
- Intricate parts
- Structural body elements
Corrosion Resilience
Overall: Fair to Good
freshwater
Excellent
saltwater
Fair
industrial
Good
acidic
Limited