390.0 Aluminum vs. A390.0 Aluminum
Both 390.0 aluminum and A390.0 aluminum are aluminum alloys. Their average alloy composition is basically identical.
For each property being compared, the top bar is 390.0 aluminum and the bottom bar is A390.0 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 120 | |
| 110 to 140 |
| Elastic (Young's, Tensile) Modulus, GPa | 75 | |
| 75 |
| Elongation at Break, % | 1.0 | |
| 0.87 to 0.91 |
| Fatigue Strength, MPa | 76 to 110 | |
| 70 to 100 |
| Poisson's Ratio | 0.33 | |
| 0.33 |
| Shear Modulus, GPa | 28 | |
| 28 |
| Tensile Strength: Ultimate (UTS), MPa | 280 to 300 | |
| 190 to 290 |
| Tensile Strength: Yield (Proof), MPa | 240 to 270 | |
| 190 to 290 |
Thermal Properties
| Latent Heat of Fusion, J/g | 640 | |
| 640 |
| Maximum Temperature: Mechanical, °C | 170 | |
| 170 |
| Melting Completion (Liquidus), °C | 650 | |
| 580 |
| Melting Onset (Solidus), °C | 560 | |
| 480 |
| Specific Heat Capacity, J/kg-K | 880 | |
| 880 |
| Thermal Conductivity, W/m-K | 130 | |
| 130 |
| Thermal Expansion, µm/m-K | 18 | |
| 20 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 24 to 25 | |
| 20 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 79 to 83 | |
| 67 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 11 | |
| 11 |
| Density, g/cm3 | 2.7 | |
| 2.7 |
| Embodied Carbon, kg CO2/kg material | 7.3 | |
| 7.3 |
| Embodied Energy, MJ/kg | 130 | |
| 140 |
| Embodied Water, L/kg | 950 | |
| 950 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 2.7 to 2.9 | |
| 1.6 to 2.6 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 380 to 470 | |
| 240 to 580 |
| Stiffness to Weight: Axial, points | 15 | |
| 15 |
| Stiffness to Weight: Bending, points | 52 | |
| 52 |
| Strength to Weight: Axial, points | 28 to 30 | |
| 19 to 30 |
| Strength to Weight: Bending, points | 35 to 36 | |
| 27 to 36 |
| Thermal Diffusivity, mm2/s | 56 | |
| 56 |
| Thermal Shock Resistance, points | 14 to 15 | |
| 9.0 to 14 |
Alloy Composition
| Aluminum (Al), % | 74.5 to 79.6 | |
| 75.3 to 79.6 |
| Copper (Cu), % | 4.0 to 5.0 | |
| 4.0 to 5.0 |
| Iron (Fe), % | 0 to 1.3 | |
| 0 to 0.5 |
| Magnesium (Mg), % | 0.45 to 0.65 | |
| 0.45 to 0.65 |
| Manganese (Mn), % | 0 to 0.1 | |
| 0 to 0.1 |
| Silicon (Si), % | 16 to 18 | |
| 16 to 18 |
| Titanium (Ti), % | 0 to 0.2 | |
| 0 to 0.2 |
| Zinc (Zn), % | 0 to 0.1 | |
| 0 to 0.1 |
| Residuals, % | 0 | |
| 0 to 0.2 |