Alloys Handbook
EN AC-47200
Al Si12(Cu)
Alloy for permanent mold casting with similar properties to AlSi12, but with copper added for better machinability.
Alloy Group
AlSiCu
Recyclability
100%
Chemical Composition (%)
| Element | Min | Max |
|---|---|---|
| Si | 10.50 | 13.50 |
| Fe | 0.60 | 1.10 |
| Cu | — | 0.40 |
| Mn | 0.10 | 0.50 |
| Mg | 0.10 | 0.40 |
| Cr | — | 0.05 |
| Ni | — | 0.20 |
| Zn | — | 0.50 |
| Pb | — | 0.20 |
| Sn | — | 0.10 |
| Ti | — | 0.15 |
| OtherEach | — | 0.05 |
| OtherTotal | — | 0.25 |
Mechanical Properties
| Temper | Method | Rm | Rp0.2 | A% | HBW |
|---|---|---|---|---|---|
| F | Permanent mold | 180 | 90 | 2 | 60 |
Quick Applications
- Complex thin-walled parts
- Pump parts
Corrosion Resilience
Overall: Fair to Good
freshwater
Excellent
saltwater
Fair
industrial
Good
acidic
Limited