5154 Aluminum vs. 7129 Aluminum
Both 5154 aluminum and 7129 Aluminum are aluminum alloys. They have a moderately high 95% 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 5154 aluminum and the bottom bar is 7129 Aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 68 | |
| 69 |
| Elongation at Break, % | 3.4 to 20 | |
| 9.0 to 9.1 |
| Fatigue Strength, MPa | 100 to 160 | |
| 150 to 190 |
| Poisson's Ratio | 0.33 | |
| 0.33 |
| Shear Modulus, GPa | 26 | |
| 26 |
| Shear Strength, MPa | 140 to 210 | |
| 250 to 260 |
| Tensile Strength: Ultimate (UTS), MPa | 240 to 360 | |
| 430 |
| Tensile Strength: Yield (Proof), MPa | 94 to 270 | |
| 380 to 390 |
Thermal Properties
| Latent Heat of Fusion, J/g | 400 | |
| 380 |
| Maximum Temperature: Mechanical, °C | 190 | |
| 180 |
| Melting Completion (Liquidus), °C | 640 | |
| 630 |
| Melting Onset (Solidus), °C | 590 | |
| 510 |
| Specific Heat Capacity, J/kg-K | 900 | |
| 880 |
| Thermal Conductivity, W/m-K | 130 | |
| 150 |
| Thermal Expansion, µm/m-K | 24 | |
| 24 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 32 | |
| 40 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 110 | |
| 120 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.5 | |
| 9.5 |
| Density, g/cm3 | 2.7 | |
| 2.9 |
| Embodied Carbon, kg CO2/kg material | 8.8 | |
| 8.3 |
| Embodied Energy, MJ/kg | 150 | |
| 150 |
| Embodied Water, L/kg | 1180 | |
| 1150 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 11 to 39 | |
| 37 to 38 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 64 to 540 | |
| 1050 to 1090 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 51 | |
| 47 |
| Strength to Weight: Axial, points | 25 to 37 | |
| 41 |
| Strength to Weight: Bending, points | 32 to 42 | |
| 43 to 44 |
| Thermal Diffusivity, mm2/s | 52 | |
| 58 |
| Thermal Shock Resistance, points | 10 to 16 | |
| 19 |
Alloy Composition
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| Aluminum (Al), % | 94.4 to 96.8 | |
| 91 to 94 |
| Chromium (Cr), % | 0.15 to 0.35 | |
| 0 to 0.1 |
| Copper (Cu), % | 0 to 0.1 | |
| 0.5 to 0.9 |
| Gallium (Ga), % | 0 | |
| 0 to 0.030 |
| Iron (Fe), % | 0 to 0.4 | |
| 0 to 0.3 |
| Magnesium (Mg), % | 3.1 to 3.9 | |
| 1.3 to 2.0 |
| Manganese (Mn), % | 0 to 0.1 | |
| 0 to 0.1 |
| Silicon (Si), % | 0 to 0.25 | |
| 0 to 0.15 |
| Titanium (Ti), % | 0 to 0.2 | |
| 0 to 0.050 |
| Vanadium (V), % | 0 | |
| 0 to 0.050 |
| Zinc (Zn), % | 0 to 0.2 | |
| 4.2 to 5.2 |
| Residuals, % | 0 to 0.15 | |
| 0 to 0.15 |