1050A-H26 Aluminum vs. 1080A-H26 Aluminum
Both 1050A-H26 aluminum and 1080A-H26 aluminum are aluminum alloys. Both are furnished in the H26 temper. Their average alloy composition is basically identical.
For each property being compared, the top bar is 1050A-H26 aluminum and the bottom bar is 1080A-H26 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 38 | |
| 35 | 
| Elastic (Young's, Tensile) Modulus, GPa | 68 | |
| 68 | 
| Elongation at Break, % | 2.3 | |
| 4.0 | 
| Fatigue Strength, MPa | 55 | |
| 50 | 
| Poisson's Ratio | 0.33 | |
| 0.33 | 
| Shear Modulus, GPa | 26 | |
| 26 | 
| Shear Strength, MPa | 78 | |
| 73 | 
| Tensile Strength: Ultimate (UTS), MPa | 140 | |
| 130 | 
| Tensile Strength: Yield (Proof), MPa | 100 | |
| 90 | 
Thermal Properties
| Latent Heat of Fusion, J/g | 400 | |
| 400 | 
| Maximum Temperature: Mechanical, °C | 170 | |
| 170 | 
| Melting Completion (Liquidus), °C | 660 | |
| 640 | 
| Melting Onset (Solidus), °C | 650 | |
| 640 | 
| Specific Heat Capacity, J/kg-K | 900 | |
| 900 | 
| Thermal Conductivity, W/m-K | 230 | |
| 230 | 
| Thermal Expansion, µm/m-K | 24 | |
| 23 | 
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 59 | |
| 62 | 
| Electrical Conductivity: Equal Weight (Specific), % IACS | 200 | |
| 200 | 
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.0 | |
| 9.5 | 
| Density, g/cm3 | 2.7 | |
| 2.7 | 
| Embodied Carbon, kg CO2/kg material | 8.2 | |
| 8.3 | 
| Embodied Energy, MJ/kg | 150 | |
| 160 | 
| Embodied Water, L/kg | 1200 | |
| 1200 | 
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 2.8 | |
| 4.5 | 
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 74 | |
| 59 | 
| Stiffness to Weight: Axial, points | 14 | |
| 14 | 
| Stiffness to Weight: Bending, points | 50 | |
| 50 | 
| Strength to Weight: Axial, points | 14 | |
| 13 | 
| Strength to Weight: Bending, points | 22 | |
| 21 | 
| Thermal Diffusivity, mm2/s | 94 | |
| 94 | 
| Thermal Shock Resistance, points | 6.0 | |
| 5.6 | 
Alloy Composition
| Aluminum (Al), % | 99.5 to 100 | |
| 99.8 to 100 | 
| Copper (Cu), % | 0 to 0.050 | |
| 0 to 0.030 | 
| Gallium (Ga), % | 0 | |
| 0 to 0.030 | 
| Iron (Fe), % | 0 to 0.4 | |
| 0 to 0.15 | 
| Magnesium (Mg), % | 0 to 0.050 | |
| 0 to 0.020 | 
| Manganese (Mn), % | 0 to 0.050 | |
| 0 to 0.020 | 
| Silicon (Si), % | 0 to 0.25 | |
| 0 to 0.15 | 
| Titanium (Ti), % | 0 to 0.050 | |
| 0 to 0.020 | 
| Zinc (Zn), % | 0 to 0.070 | |
| 0 to 0.060 |