United States · AA
772
-- — -
Chemical composition
wt% · log scale- min – max range
- typical value
Mechanical properties
value range by conditionChemical composition
| Element | min | max | Similar | Remarks |
|---|---|---|---|---|
| Al | Bal | |||
| Cr | 0.06 | 0.2 | ||
| Cu | 0.1 | |||
| Fe | 0.15 | |||
| Mg | 0.6 | 0.8 | ||
| Mn | 0.1 | |||
| Si | 0.15 | |||
| Ti | 0.1 | 0.2 | ||
| Total Each | 0.05 | |||
| Total Others | 0.15 | |||
| Zn | 6 | 7 |
Mechanical properties
| Heat treatment / condition | Yield strength | Tensile strength | Elongation | Reduction of area | Impact energy | Hardness |
|---|---|---|---|---|---|---|
| sand castings, solution heat treated artificially aged | 240 | 310 | 10 | |||
| sand castings +F | 220 | 275 | 7 |