6005 Aluminum vs. 3105 Aluminum
Both 6005 aluminum and 3105 aluminum are aluminum alloys. Their average alloy composition is basically identical.
For each property being compared, the top bar is 6005 aluminum and the bottom bar is 3105 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 90 to 95 | |
| 29 to 67 |
| Elastic (Young's, Tensile) Modulus, GPa | 68 | |
| 69 |
| Elongation at Break, % | 9.5 to 17 | |
| 1.1 to 20 |
| Fatigue Strength, MPa | 55 to 95 | |
| 39 to 95 |
| Poisson's Ratio | 0.33 | |
| 0.33 |
| Shear Modulus, GPa | 26 | |
| 26 |
| Shear Strength, MPa | 120 to 210 | |
| 77 to 140 |
| Tensile Strength: Ultimate (UTS), MPa | 190 to 310 | |
| 120 to 240 |
| Tensile Strength: Yield (Proof), MPa | 100 to 280 | |
| 46 to 220 |
Thermal Properties
| Latent Heat of Fusion, J/g | 410 | |
| 400 |
| Maximum Temperature: Mechanical, °C | 160 | |
| 180 |
| Melting Completion (Liquidus), °C | 650 | |
| 660 |
| Melting Onset (Solidus), °C | 610 | |
| 640 |
| Specific Heat Capacity, J/kg-K | 900 | |
| 900 |
| Thermal Conductivity, W/m-K | 180 to 200 | |
| 170 |
| Thermal Expansion, µm/m-K | 23 | |
| 24 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 54 | |
| 44 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 180 | |
| 140 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.5 | |
| 9.5 |
| Calomel Potential, mV | -740 | |
| -750 |
| Density, g/cm3 | 2.7 | |
| 2.8 |
| Embodied Carbon, kg CO2/kg material | 8.3 | |
| 8.2 |
| Embodied Energy, MJ/kg | 150 | |
| 150 |
| Embodied Water, L/kg | 1180 | |
| 1180 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 27 to 36 | |
| 2.6 to 19 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 77 to 550 | |
| 15 to 340 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 51 | |
| 50 |
| Strength to Weight: Axial, points | 20 to 32 | |
| 12 to 24 |
| Strength to Weight: Bending, points | 28 to 38 | |
| 20 to 31 |
| Thermal Diffusivity, mm2/s | 74 to 83 | |
| 68 |
| Thermal Shock Resistance, points | 8.6 to 14 | |
| 5.2 to 11 |
Alloy Composition
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| Aluminum (Al), % | 97.5 to 99 | |
| 96 to 99.5 |
| Chromium (Cr), % | 0 to 0.1 | |
| 0 to 0.2 |
| Copper (Cu), % | 0 to 0.1 | |
| 0 to 0.3 |
| Iron (Fe), % | 0 to 0.35 | |
| 0 to 0.7 |
| Magnesium (Mg), % | 0.4 to 0.6 | |
| 0.2 to 0.8 |
| Manganese (Mn), % | 0 to 0.1 | |
| 0.3 to 0.8 |
| Silicon (Si), % | 0.6 to 0.9 | |
| 0 to 0.6 |
| Titanium (Ti), % | 0 to 0.1 | |
| 0 to 0.1 |
| Zinc (Zn), % | 0 to 0.1 | |
| 0 to 0.4 |
| Residuals, % | 0 to 0.15 | |
| 0 to 0.15 |