5254 Aluminum vs. 5042 Aluminum
Both 5254 aluminum and 5042 aluminum are aluminum alloys. Their average alloy composition is basically identical.
For each property being compared, the top bar is 5254 aluminum and the bottom bar is 5042 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 68 | |
| 68 |
| Elongation at Break, % | 3.4 to 22 | |
| 1.1 to 3.4 |
| Fatigue Strength, MPa | 110 to 160 | |
| 97 to 120 |
| Poisson's Ratio | 0.33 | |
| 0.33 |
| Shear Modulus, GPa | 26 | |
| 26 |
| Shear Strength, MPa | 150 to 200 | |
| 200 |
| Tensile Strength: Ultimate (UTS), MPa | 240 to 350 | |
| 340 to 360 |
| Tensile Strength: Yield (Proof), MPa | 100 to 270 | |
| 270 to 310 |
Thermal Properties
| Latent Heat of Fusion, J/g | 400 | |
| 400 |
| Maximum Temperature: Mechanical, °C | 190 | |
| 180 |
| Melting Completion (Liquidus), °C | 640 | |
| 640 |
| Melting Onset (Solidus), °C | 590 | |
| 570 |
| Specific Heat Capacity, J/kg-K | 900 | |
| 900 |
| Thermal Conductivity, W/m-K | 130 | |
| 130 |
| Thermal Expansion, µm/m-K | 24 | |
| 24 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 32 | |
| 33 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 110 | |
| 110 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.5 | |
| 9.5 |
| Density, g/cm3 | 2.7 | |
| 2.7 |
| Embodied Carbon, kg CO2/kg material | 8.8 | |
| 8.8 |
| Embodied Energy, MJ/kg | 150 | |
| 150 |
| Embodied Water, L/kg | 1180 | |
| 1180 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 11 to 41 | |
| 3.6 to 12 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 73 to 550 | |
| 550 to 720 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 51 | |
| 50 |
| Strength to Weight: Axial, points | 25 to 37 | |
| 35 to 37 |
| Strength to Weight: Bending, points | 32 to 41 | |
| 40 to 42 |
| Thermal Diffusivity, mm2/s | 52 | |
| 53 |
| Thermal Shock Resistance, points | 10 to 16 | |
| 15 to 16 |
Alloy Composition
| Aluminum (Al), % | 94.4 to 96.8 | |
| 94.2 to 96.8 |
| Chromium (Cr), % | 0.15 to 0.35 | |
| 0 to 0.1 |
| Copper (Cu), % | 0 to 0.050 | |
| 0 to 0.15 |
| Iron (Fe), % | 0 to 0.45 | |
| 0 to 0.35 |
| Magnesium (Mg), % | 3.1 to 3.9 | |
| 3.0 to 4.0 |
| Manganese (Mn), % | 0 to 0.010 | |
| 0.2 to 0.5 |
| Silicon (Si), % | 0 to 0.45 | |
| 0 to 0.2 |
| Titanium (Ti), % | 0 to 0.050 | |
| 0 to 0.1 |
| Zinc (Zn), % | 0 to 0.2 | |
| 0 to 0.25 |
| Residuals, % | 0 | |
| 0 to 0.15 |