7475 Aluminum vs. 355.0 Aluminum
Both 7475 aluminum and 355.0 aluminum are aluminum alloys. They have a moderately high 92% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.
For each property being compared, the top bar is 7475 aluminum and the bottom bar is 355.0 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 70 | |
| 71 |
| Elongation at Break, % | 10 to 12 | |
| 1.5 to 2.6 |
| Fatigue Strength, MPa | 190 to 210 | |
| 55 to 70 |
| Poisson's Ratio | 0.32 | |
| 0.33 |
| Shear Modulus, GPa | 26 | |
| 27 |
| Shear Strength, MPa | 320 to 350 | |
| 150 to 240 |
| Tensile Strength: Ultimate (UTS), MPa | 530 to 590 | |
| 200 to 260 |
| Tensile Strength: Yield (Proof), MPa | 440 to 520 | |
| 150 to 190 |
Thermal Properties
| Latent Heat of Fusion, J/g | 380 | |
| 470 |
| Maximum Temperature: Mechanical, °C | 180 | |
| 180 |
| Melting Completion (Liquidus), °C | 640 | |
| 620 |
| Melting Onset (Solidus), °C | 480 | |
| 560 |
| Specific Heat Capacity, J/kg-K | 870 | |
| 890 |
| Thermal Conductivity, W/m-K | 140 to 160 | |
| 150 to 170 |
| Thermal Expansion, µm/m-K | 23 | |
| 22 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 33 to 42 | |
| 38 to 43 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 98 to 120 | |
| 120 to 140 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 10 | |
| 9.5 |
| Density, g/cm3 | 3.0 | |
| 2.7 |
| Embodied Carbon, kg CO2/kg material | 8.2 | |
| 8.0 |
| Embodied Energy, MJ/kg | 150 | |
| 150 |
| Embodied Water, L/kg | 1130 | |
| 1120 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 53 to 68 | |
| 2.7 to 5.9 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1390 to 1920 | |
| 150 to 250 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 46 | |
| 51 |
| Strength to Weight: Axial, points | 49 to 55 | |
| 20 to 27 |
| Strength to Weight: Bending, points | 48 to 52 | |
| 28 to 33 |
| Thermal Diffusivity, mm2/s | 53 to 63 | |
| 60 to 69 |
| Thermal Shock Resistance, points | 23 to 26 | |
| 9.1 to 12 |
Alloy Composition
| Aluminum (Al), % | 88.6 to 91.6 | |
| 90.3 to 94.1 |
| Chromium (Cr), % | 0.18 to 0.25 | |
| 0 to 0.25 |
| Copper (Cu), % | 1.2 to 1.9 | |
| 1.0 to 1.5 |
| Iron (Fe), % | 0 to 0.12 | |
| 0 to 0.6 |
| Magnesium (Mg), % | 1.9 to 2.6 | |
| 0.4 to 0.6 |
| Manganese (Mn), % | 0 to 0.060 | |
| 0 to 0.5 |
| Silicon (Si), % | 0 to 0.1 | |
| 4.5 to 5.5 |
| Titanium (Ti), % | 0 to 0.060 | |
| 0 to 0.25 |
| Zinc (Zn), % | 5.1 to 6.2 | |
| 0 to 0.35 |
| Residuals, % | 0 | |
| 0 to 0.15 |