7021 Aluminum vs. 6005 Aluminum
Both 7021 aluminum and 6005 aluminum are aluminum alloys. They have a moderately high 93% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.
For each property being compared, the top bar is 7021 aluminum and the bottom bar is 6005 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 69 | |
| 68 |
| Elongation at Break, % | 9.4 | |
| 9.5 to 17 |
| Fatigue Strength, MPa | 150 | |
| 55 to 95 |
| Poisson's Ratio | 0.32 | |
| 0.33 |
| Shear Modulus, GPa | 26 | |
| 26 |
| Shear Strength, MPa | 270 | |
| 120 to 210 |
| Tensile Strength: Ultimate (UTS), MPa | 460 | |
| 190 to 310 |
| Tensile Strength: Yield (Proof), MPa | 390 | |
| 100 to 280 |
Thermal Properties
| Latent Heat of Fusion, J/g | 380 | |
| 410 |
| Maximum Temperature: Mechanical, °C | 200 | |
| 160 |
| Melting Completion (Liquidus), °C | 630 | |
| 650 |
| Melting Onset (Solidus), °C | 510 | |
| 610 |
| Specific Heat Capacity, J/kg-K | 870 | |
| 900 |
| Thermal Conductivity, W/m-K | 150 | |
| 180 to 200 |
| Thermal Expansion, µm/m-K | 24 | |
| 23 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 38 | |
| 54 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 120 | |
| 180 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.5 | |
| 9.5 |
| Density, g/cm3 | 2.9 | |
| 2.7 |
| Embodied Carbon, kg CO2/kg material | 8.3 | |
| 8.3 |
| Embodied Energy, MJ/kg | 150 | |
| 150 |
| Embodied Water, L/kg | 1140 | |
| 1180 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 41 | |
| 27 to 36 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1110 | |
| 77 to 550 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 47 | |
| 51 |
| Strength to Weight: Axial, points | 44 | |
| 20 to 32 |
| Strength to Weight: Bending, points | 45 | |
| 28 to 38 |
| Thermal Diffusivity, mm2/s | 59 | |
| 74 to 83 |
| Thermal Shock Resistance, points | 20 | |
| 8.6 to 14 |
Alloy Composition
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| Aluminum (Al), % | 90.7 to 93.7 | |
| 97.5 to 99 |
| Chromium (Cr), % | 0 to 0.050 | |
| 0 to 0.1 |
| Copper (Cu), % | 0 to 0.25 | |
| 0 to 0.1 |
| Iron (Fe), % | 0 to 0.4 | |
| 0 to 0.35 |
| Magnesium (Mg), % | 1.2 to 1.8 | |
| 0.4 to 0.6 |
| Manganese (Mn), % | 0 to 0.1 | |
| 0 to 0.1 |
| Silicon (Si), % | 0 to 0.25 | |
| 0.6 to 0.9 |
| Titanium (Ti), % | 0 to 0.1 | |
| 0 to 0.1 |
| Zinc (Zn), % | 5.0 to 6.0 | |
| 0 to 0.1 |
| Zirconium (Zr), % | 0.080 to 0.18 | |
| 0 |
| Residuals, % | 0 to 0.15 | |
| 0 to 0.15 |