B390.0 Aluminum vs. 392.0 Aluminum
Both B390.0 aluminum and 392.0 aluminum are aluminum alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have a very high 96% of their average alloy composition in common.
For each property being compared, the top bar is B390.0 aluminum and the bottom bar is 392.0 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 76 | |
| 75 |
| Elongation at Break, % | 0.88 | |
| 0.86 |
| Fatigue Strength, MPa | 170 | |
| 190 |
| Poisson's Ratio | 0.33 | |
| 0.33 |
| Shear Modulus, GPa | 29 | |
| 28 |
| Tensile Strength: Ultimate (UTS), MPa | 320 | |
| 290 |
| Tensile Strength: Yield (Proof), MPa | 250 | |
| 270 |
Thermal Properties
| Latent Heat of Fusion, J/g | 640 | |
| 670 |
| Maximum Temperature: Mechanical, °C | 170 | |
| 170 |
| Melting Completion (Liquidus), °C | 580 | |
| 670 |
| Melting Onset (Solidus), °C | 580 | |
| 580 |
| Specific Heat Capacity, J/kg-K | 880 | |
| 900 |
| Thermal Conductivity, W/m-K | 130 | |
| 130 |
| Thermal Expansion, µm/m-K | 20 | |
| 19 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 27 | |
| 25 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 88 | |
| 90 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 11 | |
| 10 |
| Density, g/cm3 | 2.8 | |
| 2.5 |
| Embodied Carbon, kg CO2/kg material | 7.3 | |
| 7.5 |
| Embodied Energy, MJ/kg | 130 | |
| 140 |
| Embodied Water, L/kg | 940 | |
| 950 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 2.6 | |
| 2.4 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 410 | |
| 490 |
| Stiffness to Weight: Axial, points | 15 | |
| 17 |
| Stiffness to Weight: Bending, points | 51 | |
| 56 |
| Strength to Weight: Axial, points | 32 | |
| 32 |
| Strength to Weight: Bending, points | 38 | |
| 39 |
| Thermal Diffusivity, mm2/s | 55 | |
| 60 |
| Thermal Shock Resistance, points | 15 | |
| 15 |
Alloy Composition
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| Aluminum (Al), % | 72.7 to 79.6 | |
| 73.9 to 80.6 |
| Copper (Cu), % | 4.0 to 5.0 | |
| 0.4 to 0.8 |
| Iron (Fe), % | 0 to 1.3 | |
| 0 to 1.5 |
| Magnesium (Mg), % | 0.45 to 0.65 | |
| 0.8 to 1.2 |
| Manganese (Mn), % | 0 to 0.5 | |
| 0.2 to 0.6 |
| Nickel (Ni), % | 0 to 0.1 | |
| 0 to 0.5 |
| Silicon (Si), % | 16 to 18 | |
| 18 to 20 |
| Tin (Sn), % | 0 | |
| 0 to 0.3 |
| Titanium (Ti), % | 0 to 0.1 | |
| 0 to 0.2 |
| Zinc (Zn), % | 0 to 1.5 | |
| 0 to 0.5 |
| Residuals, % | 0 to 0.2 | |
| 0 to 0.5 |