5019-O Aluminum vs. 5051A-O Aluminum
Both 5019-O aluminum and 5051A-O aluminum are aluminum alloys. Both are furnished in the annealed condition. They have a very high 96% of their average alloy composition in common.
For each property being compared, the top bar is 5019-O aluminum and the bottom bar is 5051A-O aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 68 | |
| 68 |
| Elongation at Break, % | 18 | |
| 21 |
| Fatigue Strength, MPa | 130 | |
| 61 |
| Poisson's Ratio | 0.33 | |
| 0.33 |
| Shear Modulus, GPa | 26 | |
| 26 |
| Shear Strength, MPa | 170 | |
| 110 |
| Tensile Strength: Ultimate (UTS), MPa | 280 | |
| 170 |
| Tensile Strength: Yield (Proof), MPa | 120 | |
| 56 |
Thermal Properties
| Latent Heat of Fusion, J/g | 400 | |
| 400 |
| Maximum Temperature: Mechanical, °C | 180 | |
| 190 |
| Melting Completion (Liquidus), °C | 640 | |
| 640 |
| Melting Onset (Solidus), °C | 540 | |
| 610 |
| Specific Heat Capacity, J/kg-K | 900 | |
| 900 |
| Thermal Conductivity, W/m-K | 130 | |
| 150 |
| Thermal Expansion, µm/m-K | 24 | |
| 23 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 29 | |
| 39 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 98 | |
| 130 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.5 | |
| 9.5 |
| Density, g/cm3 | 2.7 | |
| 2.7 |
| Embodied Carbon, kg CO2/kg material | 9.0 | |
| 8.5 |
| Embodied Energy, MJ/kg | 150 | |
| 150 |
| Embodied Water, L/kg | 1180 | |
| 1190 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 40 | |
| 27 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 110 | |
| 23 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 51 | |
| 50 |
| Strength to Weight: Axial, points | 29 | |
| 17 |
| Strength to Weight: Bending, points | 36 | |
| 25 |
| Thermal Diffusivity, mm2/s | 52 | |
| 63 |
| Thermal Shock Resistance, points | 13 | |
| 7.6 |
Alloy Composition
| Aluminum (Al), % | 91.5 to 95.3 | |
| 96.1 to 98.6 |
| Chromium (Cr), % | 0 to 0.2 | |
| 0 to 0.3 |
| Copper (Cu), % | 0 to 0.1 | |
| 0 to 0.050 |
| Iron (Fe), % | 0 to 0.5 | |
| 0 to 0.45 |
| Magnesium (Mg), % | 4.5 to 5.6 | |
| 1.4 to 2.1 |
| Manganese (Mn), % | 0.1 to 0.6 | |
| 0 to 0.25 |
| Silicon (Si), % | 0 to 0.4 | |
| 0 to 0.3 |
| Titanium (Ti), % | 0 to 0.2 | |
| 0 to 0.1 |
| Zinc (Zn), % | 0 to 0.2 | |
| 0 to 0.2 |
| Residuals, % | 0 | |
| 0 to 0.15 |