Alloys Handbook
EN AC-42300
Al Si7(Mg)
Alloy with limited magnesium content and wider iron tolerances.
Alloy Group
AlSi7Mg
Recyclability
100%
Chemical Composition (%)
| Element | Min | Max |
|---|---|---|
| Si | 6.50 | 7.50 |
| Fe | — | 0.15 |
| Cu | — | 0.03 |
| Mn | — | 0.10 |
| Mg | 0.10 | 0.30 |
| Cr | — | 0.05 |
| Ni | — | 0.05 |
| Zn | — | 0.07 |
| Pb | — | 0.05 |
| Sn | — | 0.05 |
| Ti | — | 0.18 |
| OtherEach | — | 0.05 |
| OtherTotal | — | 0.15 |
Mechanical Properties
| Temper | Method | Rm | Rp0.2 | A% | HBW |
|---|---|---|---|---|---|
| T6 | Sand casting | 200 | 140 | 3 | 60 |
| T6 | Permanent mold | 220 | 160 | 8 | 70 |
Quick Applications
- General purpose
Corrosion Resilience
Overall: Fair to Good
freshwater
Excellent
saltwater
Fair
industrial
Good
acidic
Limited