United States · SAE
710
SAE J 452
Chemical composition
| Element | min | max | Similar | Remarks |
|---|---|---|---|---|
| Al | Bal | Bal | ||
| Cu | 0.35 | 0.65 | ||
| Fe | 0.5 | |||
| Mg | 0.6 | 0.8 | ||
| Mn | 0.05 | |||
| Others each | 0.05 | |||
| Si | 0.15 | |||
| Ti | 0.25 | |||
| 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, Cooled from an elevated temperature shaping process and artificially aged | ≥140 | ≥220 | ≥2 | HB 60–90 Brinell = 500 kg |
Fatigue
1.沙模铸件; 由于制作加工 (F); Rotating beam; T: 20°C; R.R. Moore rotating beam
| Item | Detail |
|---|---|
| Product | sand casting; +F |
| Experiment | Rotating beam; T: 20°C |
| Specimen | R.R. Moore rotating beam |
| Property | Value |
|---|---|
| Yield strength (MPa) | 172.0 |
| Tensile strength (MPa) | 241.0 |
| Elongation (%) | 5.0 |
| Hardness (HB) | 75.0 |
| No. | Specimen | Cycles |
|---|---|---|
| 1 | R.R. Moore rotating beam | 5E8 |