308.0 Aluminum vs. 206.0 Aluminum
Both 308.0 aluminum and 206.0 aluminum are aluminum alloys. They have a moderately high 94% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.
For each property being compared, the top bar is 308.0 aluminum and the bottom bar is 206.0 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 70 | |
| 95 to 110 |
| Elastic (Young's, Tensile) Modulus, GPa | 73 | |
| 71 |
| Elongation at Break, % | 2.0 | |
| 8.4 to 12 |
| Fatigue Strength, MPa | 89 | |
| 88 to 210 |
| Poisson's Ratio | 0.33 | |
| 0.33 |
| Shear Modulus, GPa | 27 | |
| 27 |
| Shear Strength, MPa | 150 | |
| 260 |
| Tensile Strength: Ultimate (UTS), MPa | 190 | |
| 330 to 440 |
| Tensile Strength: Yield (Proof), MPa | 110 | |
| 190 to 350 |
Thermal Properties
| Latent Heat of Fusion, J/g | 470 | |
| 390 |
| Maximum Temperature: Mechanical, °C | 170 | |
| 170 |
| Melting Completion (Liquidus), °C | 620 | |
| 650 |
| Melting Onset (Solidus), °C | 540 | |
| 570 |
| Specific Heat Capacity, J/kg-K | 870 | |
| 880 |
| Thermal Conductivity, W/m-K | 140 | |
| 120 |
| Thermal Expansion, µm/m-K | 20 | |
| 19 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 37 | |
| 33 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 110 | |
| 99 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 10 | |
| 11 |
| Calomel Potential, mV | -660 | |
| -680 |
| Density, g/cm3 | 2.9 | |
| 3.0 |
| Embodied Carbon, kg CO2/kg material | 7.7 | |
| 8.0 |
| Embodied Energy, MJ/kg | 140 | |
| 150 |
| Embodied Water, L/kg | 1080 | |
| 1150 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 3.3 | |
| 24 to 49 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 83 | |
| 270 to 840 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 47 | |
| 46 |
| Strength to Weight: Axial, points | 18 | |
| 30 to 40 |
| Strength to Weight: Bending, points | 25 | |
| 35 to 42 |
| Thermal Diffusivity, mm2/s | 55 | |
| 46 |
| Thermal Shock Resistance, points | 9.2 | |
| 17 to 23 |
Alloy Composition
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| Aluminum (Al), % | 85.7 to 91 | |
| 93.3 to 95.3 |
| Copper (Cu), % | 4.0 to 5.0 | |
| 4.2 to 5.0 |
| Iron (Fe), % | 0 to 1.0 | |
| 0 to 0.15 |
| Magnesium (Mg), % | 0 to 0.1 | |
| 0.15 to 0.35 |
| Manganese (Mn), % | 0 to 0.5 | |
| 0.2 to 0.5 |
| Nickel (Ni), % | 0 | |
| 0 to 0.050 |
| Silicon (Si), % | 5.0 to 6.0 | |
| 0 to 0.1 |
| Tin (Sn), % | 0 | |
| 0 to 0.050 |
| Titanium (Ti), % | 0 to 0.25 | |
| 0.15 to 0.3 |
| Zinc (Zn), % | 0 to 1.0 | |
| 0 to 0.1 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.15 |