7005 Aluminum vs. EN AC-21100 Aluminum
Both 7005 aluminum and EN AC-21100 aluminum are aluminum alloys. They have a moderately high 93% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.
For each property being compared, the top bar is 7005 aluminum and the bottom bar is EN AC-21100 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 70 | |
| 71 |
| Elongation at Break, % | 10 to 20 | |
| 6.2 to 7.3 |
| Fatigue Strength, MPa | 100 to 190 | |
| 79 to 87 |
| Poisson's Ratio | 0.33 | |
| 0.33 |
| Shear Modulus, GPa | 26 | |
| 27 |
| Tensile Strength: Ultimate (UTS), MPa | 200 to 400 | |
| 340 to 350 |
| Tensile Strength: Yield (Proof), MPa | 95 to 350 | |
| 210 to 240 |
Thermal Properties
| Latent Heat of Fusion, J/g | 380 | |
| 390 |
| Maximum Temperature: Mechanical, °C | 200 | |
| 170 |
| Melting Completion (Liquidus), °C | 640 | |
| 670 |
| Melting Onset (Solidus), °C | 610 | |
| 550 |
| Specific Heat Capacity, J/kg-K | 880 | |
| 880 |
| Thermal Conductivity, W/m-K | 140 to 170 | |
| 130 |
| Thermal Expansion, µm/m-K | 23 | |
| 23 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 35 to 43 | |
| 34 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 110 to 130 | |
| 100 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.5 | |
| 11 |
| Density, g/cm3 | 2.9 | |
| 3.0 |
| Embodied Carbon, kg CO2/kg material | 8.3 | |
| 8.0 |
| Embodied Energy, MJ/kg | 150 | |
| 150 |
| Embodied Water, L/kg | 1150 | |
| 1150 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 32 to 57 | |
| 19 to 21 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 65 to 850 | |
| 300 to 400 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 47 | |
| 46 |
| Strength to Weight: Axial, points | 19 to 38 | |
| 31 to 33 |
| Strength to Weight: Bending, points | 26 to 41 | |
| 36 to 37 |
| Thermal Diffusivity, mm2/s | 54 to 65 | |
| 48 |
| Thermal Shock Resistance, points | 8.7 to 18 | |
| 15 |
Alloy Composition
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| Aluminum (Al), % | 91 to 94.7 | |
| 93.4 to 95.7 |
| Chromium (Cr), % | 0.060 to 0.2 | |
| 0 |
| Copper (Cu), % | 0 to 0.1 | |
| 4.2 to 5.2 |
| Iron (Fe), % | 0 to 0.4 | |
| 0 to 0.19 |
| Magnesium (Mg), % | 1.0 to 1.8 | |
| 0 |
| Manganese (Mn), % | 0.2 to 0.7 | |
| 0 to 0.55 |
| Silicon (Si), % | 0 to 0.35 | |
| 0 to 0.18 |
| Titanium (Ti), % | 0.010 to 0.060 | |
| 0.15 to 0.3 |
| Zinc (Zn), % | 4.0 to 5.0 | |
| 0 to 0.070 |
| Zirconium (Zr), % | 0.080 to 0.2 | |
| 0 |
| Residuals, % | 0 to 0.15 | |
| 0 to 0.1 |