443.0 Aluminum vs. B443.0 Aluminum
Both 443.0 aluminum and B443.0 aluminum are aluminum alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. Their average alloy composition is basically identical.
For each property being compared, the top bar is 443.0 aluminum and the bottom bar is B443.0 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 41 | |
| 43 |
| Elastic (Young's, Tensile) Modulus, GPa | 71 | |
| 70 |
| Elongation at Break, % | 5.6 | |
| 4.9 |
| Fatigue Strength, MPa | 55 | |
| 55 |
| Poisson's Ratio | 0.33 | |
| 0.33 |
| Shear Modulus, GPa | 27 | |
| 26 |
| Shear Strength, MPa | 96 | |
| 110 |
| Tensile Strength: Ultimate (UTS), MPa | 150 | |
| 150 |
| Tensile Strength: Yield (Proof), MPa | 65 | |
| 50 |
Thermal Properties
| Latent Heat of Fusion, J/g | 470 | |
| 470 |
| Maximum Temperature: Mechanical, °C | 180 | |
| 170 |
| Melting Completion (Liquidus), °C | 630 | |
| 620 |
| Melting Onset (Solidus), °C | 580 | |
| 600 |
| Solidification (Pattern Maker's) Shrinkage, % | 1.3 | |
| 1.3 |
| Specific Heat Capacity, J/kg-K | 900 | |
| 900 |
| Thermal Conductivity, W/m-K | 150 | |
| 150 |
| Thermal Expansion, µm/m-K | 22 | |
| 22 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 38 | |
| 38 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 130 | |
| 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 | 8.0 | |
| 8.0 |
| Embodied Energy, MJ/kg | 150 | |
| 150 |
| Embodied Water, L/kg | 1120 | |
| 1130 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 6.9 | |
| 5.6 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 30 | |
| 18 |
| Stiffness to Weight: Axial, points | 15 | |
| 15 |
| Stiffness to Weight: Bending, points | 52 | |
| 52 |
| Strength to Weight: Axial, points | 16 | |
| 15 |
| Strength to Weight: Bending, points | 23 | |
| 23 |
| Thermal Diffusivity, mm2/s | 61 | |
| 61 |
| Thermal Shock Resistance, points | 6.9 | |
| 6.8 |
Alloy Composition
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| Aluminum (Al), % | 90.7 to 95.5 | |
| 91.9 to 95.5 |
| Chromium (Cr), % | 0 to 0.25 | |
| 0 |
| Copper (Cu), % | 0 to 0.6 | |
| 0 to 0.15 |
| Iron (Fe), % | 0 to 0.8 | |
| 0 to 0.8 |
| Magnesium (Mg), % | 0 to 0.050 | |
| 0 to 0.050 |
| Manganese (Mn), % | 0 to 0.5 | |
| 0 to 0.35 |
| Silicon (Si), % | 4.5 to 6.0 | |
| 4.5 to 6.0 |
| Titanium (Ti), % | 0 to 0.25 | |
| 0 to 0.25 |
| Zinc (Zn), % | 0 to 0.5 | |
| 0 to 0.35 |
| Residuals, % | 0 to 0.35 | |
| 0 to 0.15 |