EN AC-44000 Aluminum vs. EN AC-42000 Aluminum
Both EN AC-44000 aluminum and EN AC-42000 aluminum are aluminum alloys. They have a very high 96% of their average alloy composition in common.
For each property being compared, the top bar is EN AC-44000 aluminum and the bottom bar is EN AC-42000 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 51 | |
| 59 to 91 |
| Elastic (Young's, Tensile) Modulus, GPa | 71 | |
| 70 |
| Elongation at Break, % | 7.3 | |
| 1.1 to 2.4 |
| Fatigue Strength, MPa | 64 | |
| 67 to 76 |
| Poisson's Ratio | 0.33 | |
| 0.33 |
| Shear Modulus, GPa | 27 | |
| 26 |
| Tensile Strength: Ultimate (UTS), MPa | 180 | |
| 170 to 270 |
| Tensile Strength: Yield (Proof), MPa | 86 | |
| 95 to 230 |
Thermal Properties
| Latent Heat of Fusion, J/g | 560 | |
| 500 |
| Maximum Temperature: Mechanical, °C | 170 | |
| 170 |
| Melting Completion (Liquidus), °C | 590 | |
| 610 |
| Melting Onset (Solidus), °C | 590 | |
| 600 |
| Specific Heat Capacity, J/kg-K | 910 | |
| 900 |
| Thermal Conductivity, W/m-K | 140 | |
| 160 |
| Thermal Expansion, µm/m-K | 21 | |
| 22 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 36 | |
| 38 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 130 | |
| 130 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.5 | |
| 9.5 |
| Density, g/cm3 | 2.5 | |
| 2.6 |
| Embodied Carbon, kg CO2/kg material | 7.8 | |
| 8.0 |
| Embodied Energy, MJ/kg | 150 | |
| 150 |
| Embodied Water, L/kg | 1070 | |
| 1110 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 11 | |
| 2.8 to 5.7 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 51 | |
| 64 to 370 |
| Stiffness to Weight: Axial, points | 16 | |
| 15 |
| Stiffness to Weight: Bending, points | 55 | |
| 53 |
| Strength to Weight: Axial, points | 20 | |
| 18 to 28 |
| Strength to Weight: Bending, points | 28 | |
| 26 to 35 |
| Thermal Diffusivity, mm2/s | 61 | |
| 66 |
| Thermal Shock Resistance, points | 8.4 | |
| 7.9 to 12 |
Alloy Composition
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| Aluminum (Al), % | 87.1 to 90 | |
| 89.9 to 93.3 |
| Copper (Cu), % | 0 to 0.050 | |
| 0 to 0.2 |
| Iron (Fe), % | 0 to 0.19 | |
| 0 to 0.55 |
| Lead (Pb), % | 0 | |
| 0 to 0.15 |
| Magnesium (Mg), % | 0 to 0.45 | |
| 0.2 to 0.65 |
| Manganese (Mn), % | 0 to 0.1 | |
| 0 to 0.35 |
| Nickel (Ni), % | 0 | |
| 0 to 0.15 |
| Silicon (Si), % | 10 to 11.8 | |
| 6.5 to 7.5 |
| Tin (Sn), % | 0 | |
| 0 to 0.050 |
| Titanium (Ti), % | 0 to 0.15 | |
| 0 to 0.25 |
| Zinc (Zn), % | 0 to 0.070 | |
| 0 to 0.15 |
| Residuals, % | 0 to 0.1 | |
| 0 to 0.15 |