6063A Aluminum vs. 6008 Aluminum
Both 6063A aluminum and 6008 aluminum are aluminum alloys. Their average alloy composition is basically identical.
For each property being compared, the top bar is 6063A aluminum and the bottom bar is 6008 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 68 | |
| 69 |
| Elongation at Break, % | 6.7 to 18 | |
| 9.1 to 17 |
| Fatigue Strength, MPa | 53 to 80 | |
| 55 to 88 |
| Poisson's Ratio | 0.33 | |
| 0.33 |
| Shear Modulus, GPa | 26 | |
| 26 |
| Shear Strength, MPa | 78 to 150 | |
| 120 to 170 |
| Tensile Strength: Ultimate (UTS), MPa | 130 to 260 | |
| 200 to 290 |
| Tensile Strength: Yield (Proof), MPa | 55 to 200 | |
| 100 to 220 |
Thermal Properties
| Latent Heat of Fusion, J/g | 400 | |
| 410 |
| Maximum Temperature: Mechanical, °C | 160 | |
| 180 |
| Melting Completion (Liquidus), °C | 640 | |
| 640 |
| Melting Onset (Solidus), °C | 620 | |
| 620 |
| Specific Heat Capacity, J/kg-K | 900 | |
| 900 |
| Thermal Conductivity, W/m-K | 200 | |
| 190 |
| Thermal Expansion, µm/m-K | 23 | |
| 23 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 49 to 54 | |
| 49 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 160 to 180 | |
| 160 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.5 | |
| 9.5 |
| Density, g/cm3 | 2.7 | |
| 2.7 |
| Embodied Carbon, kg CO2/kg material | 8.3 | |
| 8.5 |
| Embodied Energy, MJ/kg | 150 | |
| 160 |
| Embodied Water, L/kg | 1190 | |
| 1180 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 13 to 21 | |
| 24 to 28 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 22 to 280 | |
| 76 to 360 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 50 | |
| 50 |
| Strength to Weight: Axial, points | 13 to 26 | |
| 21 to 29 |
| Strength to Weight: Bending, points | 21 to 33 | |
| 28 to 35 |
| Thermal Diffusivity, mm2/s | 83 | |
| 77 |
| Thermal Shock Resistance, points | 5.6 to 11 | |
| 9.0 to 13 |
Alloy Composition
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| Aluminum (Al), % | 97.5 to 99 | |
| 96.5 to 99.1 |
| Chromium (Cr), % | 0 to 0.050 | |
| 0 to 0.3 |
| Copper (Cu), % | 0 to 0.1 | |
| 0 to 0.3 |
| Iron (Fe), % | 0.15 to 0.35 | |
| 0 to 0.35 |
| Magnesium (Mg), % | 0.6 to 0.9 | |
| 0.4 to 0.7 |
| Manganese (Mn), % | 0 to 0.15 | |
| 0 to 0.3 |
| Silicon (Si), % | 0.3 to 0.6 | |
| 0.5 to 0.9 |
| Titanium (Ti), % | 0 to 0.1 | |
| 0 to 0.1 |
| Vanadium (V), % | 0 | |
| 0.050 to 0.2 |
| Zinc (Zn), % | 0 to 0.15 | |
| 0 to 0.2 |
| Residuals, % | 0 to 0.15 | |
| 0 to 0.15 |