A444.0 Aluminum vs. 324.0 Aluminum
Both A444.0 aluminum and 324.0 aluminum are aluminum alloys. They have a very high 97% of their average alloy composition in common.
For each property being compared, the top bar is A444.0 aluminum and the bottom bar is 324.0 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 70 | |
| 71 |
| Elongation at Break, % | 18 | |
| 3.0 to 4.0 |
| Fatigue Strength, MPa | 37 | |
| 77 to 89 |
| Poisson's Ratio | 0.33 | |
| 0.33 |
| Shear Modulus, GPa | 26 | |
| 27 |
| Tensile Strength: Ultimate (UTS), MPa | 160 | |
| 210 to 310 |
| Tensile Strength: Yield (Proof), MPa | 66 | |
| 110 to 270 |
Thermal Properties
| Latent Heat of Fusion, J/g | 500 | |
| 500 |
| Maximum Temperature: Mechanical, °C | 170 | |
| 170 |
| Melting Completion (Liquidus), °C | 630 | |
| 610 |
| Melting Onset (Solidus), °C | 590 | |
| 550 |
| Specific Heat Capacity, J/kg-K | 900 | |
| 900 |
| Thermal Conductivity, W/m-K | 160 | |
| 150 |
| Thermal Expansion, µm/m-K | 22 | |
| 21 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 41 | |
| 34 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 140 | |
| 120 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.5 | |
| 9.5 |
| Density, g/cm3 | 2.6 | |
| 2.7 |
| Embodied Carbon, kg CO2/kg material | 7.9 | |
| 7.9 |
| Embodied Energy, MJ/kg | 150 | |
| 150 |
| Embodied Water, L/kg | 1110 | |
| 1090 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 24 | |
| 6.8 to 8.9 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 31 | |
| 85 to 510 |
| Stiffness to Weight: Axial, points | 15 | |
| 15 |
| Stiffness to Weight: Bending, points | 53 | |
| 52 |
| Strength to Weight: Axial, points | 17 | |
| 22 to 32 |
| Strength to Weight: Bending, points | 25 | |
| 29 to 38 |
| Thermal Diffusivity, mm2/s | 68 | |
| 62 |
| Thermal Shock Resistance, points | 7.3 | |
| 9.7 to 14 |
Alloy Composition
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| Aluminum (Al), % | 91.6 to 93.5 | |
| 87.3 to 92.2 |
| Copper (Cu), % | 0 to 0.1 | |
| 0.4 to 0.6 |
| Iron (Fe), % | 0 to 0.2 | |
| 0 to 1.2 |
| Magnesium (Mg), % | 0 to 0.050 | |
| 0.4 to 0.7 |
| Manganese (Mn), % | 0 to 0.1 | |
| 0 to 0.5 |
| Nickel (Ni), % | 0 | |
| 0 to 0.3 |
| Silicon (Si), % | 6.5 to 7.5 | |
| 7.0 to 8.0 |
| Titanium (Ti), % | 0 to 0.2 | |
| 0 to 0.2 |
| Zinc (Zn), % | 0 to 0.1 | |
| 0 to 1.0 |
| Residuals, % | 0 to 0.15 | |
| 0 to 0.2 |