7003 Aluminum vs. 2618 Aluminum
Both 7003 aluminum and 2618 aluminum are aluminum alloys. They have a moderately high 94% of their average alloy composition in common. There are 30 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 7003 aluminum and the bottom bar is 2618 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 70 | |
| 71 |
| Elongation at Break, % | 11 | |
| 5.8 |
| Fatigue Strength, MPa | 130 to 150 | |
| 110 |
| Poisson's Ratio | 0.32 | |
| 0.33 |
| Shear Modulus, GPa | 26 | |
| 27 |
| Shear Strength, MPa | 210 to 230 | |
| 260 |
| Tensile Strength: Ultimate (UTS), MPa | 350 to 390 | |
| 420 |
| Tensile Strength: Yield (Proof), MPa | 300 to 310 | |
| 350 |
Thermal Properties
| Latent Heat of Fusion, J/g | 380 | |
| 390 |
| Maximum Temperature: Mechanical, °C | 200 | |
| 210 |
| Melting Completion (Liquidus), °C | 630 | |
| 640 |
| Melting Onset (Solidus), °C | 510 | |
| 550 |
| Specific Heat Capacity, J/kg-K | 870 | |
| 880 |
| Thermal Conductivity, W/m-K | 150 | |
| 160 |
| Thermal Expansion, µm/m-K | 24 | |
| 22 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 36 | |
| 37 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 110 | |
| 110 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.5 | |
| 11 |
| Density, g/cm3 | 2.9 | |
| 2.9 |
| Embodied Carbon, kg CO2/kg material | 8.1 | |
| 8.3 |
| Embodied Energy, MJ/kg | 150 | |
| 150 |
| Embodied Water, L/kg | 1140 | |
| 1150 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 37 to 41 | |
| 23 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 630 to 710 | |
| 850 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 47 | |
| 47 |
| Strength to Weight: Axial, points | 33 to 37 | |
| 40 |
| Strength to Weight: Bending, points | 37 to 40 | |
| 42 |
| Thermal Diffusivity, mm2/s | 59 | |
| 62 |
| Thermal Shock Resistance, points | 15 to 17 | |
| 19 |
Alloy Composition
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| Aluminum (Al), % | 90.6 to 94.5 | |
| 92.4 to 94.9 |
| Chromium (Cr), % | 0 to 0.2 | |
| 0 |
| Copper (Cu), % | 0 to 0.2 | |
| 1.9 to 2.7 |
| Iron (Fe), % | 0 to 0.35 | |
| 0.9 to 1.3 |
| Magnesium (Mg), % | 0.5 to 1.0 | |
| 1.3 to 1.8 |
| Manganese (Mn), % | 0 to 0.3 | |
| 0 |
| Nickel (Ni), % | 0 | |
| 0.9 to 1.2 |
| Silicon (Si), % | 0 to 0.3 | |
| 0.1 to 0.25 |
| Titanium (Ti), % | 0 to 0.2 | |
| 0.040 to 0.1 |
| Zinc (Zn), % | 5.0 to 6.5 | |
| 0 to 0.1 |
| Zirconium (Zr), % | 0.050 to 0.25 | |
| 0 |
| Residuals, % | 0 to 0.15 | |
| 0 to 0.15 |