6009 Aluminium alloy has minor elements as silicon, iron, magnesium, zinc, manganese, copper, chromium, and titanium.[1]
| Element | Weight Percentage (%) | |
|---|---|---|
| Aluminum | 95.7 - 98.7 | |
| Silicon | 0.60 - 1 | |
| Iron | ≤ 0.50 | |
| Magnesium | 0.40 - 0.80 | |
| Zinc | ≤ 0.25 | |
| Manganese | 0.20 - 0.80 | |
| Copper | 0.15 - 0.60 | |
| Chromium | ≤ 0.10 | |
| Titanium | ≤ 0.10 | |
| Remainder (each) | ≤ 0.050 | |
| Remainder (total) | ≤ 0.15 |
| Properties | Metric | |
|---|---|---|
| Tensile strength | 230 MPa | |
| Yield strength | 125 MPa | |
| Elongation at break | 25% | |
| Elastic modulus | 69 GPa | |
| Shear modulus | 26 GPa | |
| Poisson's ratio | 0.33 |
| Thermal Properties | Metric | |
|---|---|---|
| CTE, linear | 21.6 μm/m-°C at Temperature -50.0 - 20.0 °C | |
| Specific Heat Capacity | 0.890 J/g-°C | |
| Thermal Conductivity | 172 W/m-K | |
| Melting Point | 588 - 650 °C | |
| Solidus | 588 °C | |
| Liquidus | 650 °C |