5182 Aluminum vs. 2124 Aluminum
Both 5182 aluminum and 2124 aluminum are aluminum alloys. They have a very high 95% of their average alloy composition in common.
For each property being compared, the top bar is 5182 aluminum and the bottom bar is 2124 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 68 | |
| 71 |
| Elongation at Break, % | 1.1 to 12 | |
| 5.7 |
| Fatigue Strength, MPa | 100 to 130 | |
| 130 |
| Poisson's Ratio | 0.33 | |
| 0.33 |
| Shear Modulus, GPa | 25 | |
| 27 |
| Shear Strength, MPa | 170 to 240 | |
| 280 |
| Tensile Strength: Ultimate (UTS), MPa | 280 to 420 | |
| 490 |
| Tensile Strength: Yield (Proof), MPa | 130 to 360 | |
| 430 |
Thermal Properties
| Latent Heat of Fusion, J/g | 390 | |
| 390 |
| Maximum Temperature: Mechanical, °C | 180 | |
| 190 |
| Melting Completion (Liquidus), °C | 640 | |
| 640 |
| Melting Onset (Solidus), °C | 590 | |
| 500 |
| Specific Heat Capacity, J/kg-K | 900 | |
| 880 |
| Thermal Conductivity, W/m-K | 130 | |
| 150 |
| Thermal Expansion, µm/m-K | 24 | |
| 23 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 28 | |
| 38 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 94 | |
| 110 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.5 | |
| 10 |
| Density, g/cm3 | 2.7 | |
| 3.0 |
| Embodied Carbon, kg CO2/kg material | 8.9 | |
| 8.2 |
| Embodied Energy, MJ/kg | 150 | |
| 150 |
| Embodied Water, L/kg | 1180 | |
| 1150 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 2.6 to 49 | |
| 27 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 120 to 950 | |
| 1290 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 51 | |
| 46 |
| Strength to Weight: Axial, points | 29 to 44 | |
| 45 |
| Strength to Weight: Bending, points | 36 to 47 | |
| 46 |
| Thermal Diffusivity, mm2/s | 53 | |
| 58 |
| Thermal Shock Resistance, points | 12 to 19 | |
| 21 |
Alloy Composition
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| Aluminum (Al), % | 93.2 to 95.8 | |
| 91.3 to 94.7 |
| Chromium (Cr), % | 0 to 0.1 | |
| 0 to 0.1 |
| Copper (Cu), % | 0 to 0.15 | |
| 3.8 to 4.9 |
| Iron (Fe), % | 0 to 0.35 | |
| 0 to 0.3 |
| Magnesium (Mg), % | 4.0 to 5.0 | |
| 1.2 to 1.8 |
| Manganese (Mn), % | 0.2 to 0.5 | |
| 0.3 to 0.9 |
| Silicon (Si), % | 0 to 0.2 | |
| 0 to 0.2 |
| Titanium (Ti), % | 0 to 0.1 | |
| 0 to 0.15 |
| Zinc (Zn), % | 0 to 0.25 | |
| 0 to 0.25 |
| Residuals, % | 0 to 0.15 | |
| 0 to 0.15 |