712.0-T5 Aluminum vs. 851.0-T5 Aluminum
Both 712.0-T5 aluminum and 851.0-T5 aluminum are aluminum alloys. Both are furnished in the T5 temper. They have 90% of their average alloy composition in common.
For each property being compared, the top bar is 712.0-T5 aluminum and the bottom bar is 851.0-T5 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 80 | |
| 45 |
| Elastic (Young's, Tensile) Modulus, GPa | 70 | |
| 69 |
| Elongation at Break, % | 4.5 | |
| 3.9 |
| Fatigue Strength, MPa | 180 | |
| 62 |
| Poisson's Ratio | 0.32 | |
| 0.33 |
| Shear Modulus, GPa | 27 | |
| 26 |
| Shear Strength, MPa | 180 | |
| 96 |
| Tensile Strength: Ultimate (UTS), MPa | 260 | |
| 130 |
| Tensile Strength: Yield (Proof), MPa | 190 | |
| 76 |
Thermal Properties
| Latent Heat of Fusion, J/g | 380 | |
| 410 |
| Maximum Temperature: Mechanical, °C | 190 | |
| 180 |
| Melting Completion (Liquidus), °C | 640 | |
| 630 |
| Melting Onset (Solidus), °C | 610 | |
| 360 |
| Solidification (Pattern Maker's) Shrinkage, % | 1.6 | |
| 1.3 |
| Specific Heat Capacity, J/kg-K | 870 | |
| 850 |
| Thermal Conductivity, W/m-K | 160 | |
| 180 |
| Thermal Expansion, µm/m-K | 24 | |
| 23 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 40 | |
| 46 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 120 | |
| 140 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.5 | |
| 14 |
| Density, g/cm3 | 3.0 | |
| 3.1 |
| Embodied Carbon, kg CO2/kg material | 8.0 | |
| 8.4 |
| Embodied Energy, MJ/kg | 150 | |
| 160 |
| Embodied Water, L/kg | 1140 | |
| 1140 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 11 | |
| 4.5 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 270 | |
| 42 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 46 | |
| 45 |
| Strength to Weight: Axial, points | 25 | |
| 12 |
| Strength to Weight: Bending, points | 31 | |
| 19 |
| Thermal Diffusivity, mm2/s | 62 | |
| 69 |
| Thermal Shock Resistance, points | 11 | |
| 6.1 |
Alloy Composition
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| Aluminum (Al), % | 90.7 to 94 | |
| 86.6 to 91.5 |
| Chromium (Cr), % | 0.4 to 0.6 | |
| 0 |
| Copper (Cu), % | 0 to 0.25 | |
| 0.7 to 1.3 |
| Iron (Fe), % | 0 to 0.5 | |
| 0 to 0.7 |
| Magnesium (Mg), % | 0.5 to 0.65 | |
| 0 to 0.1 |
| Manganese (Mn), % | 0 to 0.1 | |
| 0 to 0.1 |
| Nickel (Ni), % | 0 | |
| 0.3 to 0.7 |
| Silicon (Si), % | 0 to 0.3 | |
| 2.0 to 3.0 |
| Tin (Sn), % | 0 | |
| 5.5 to 7.0 |
| Titanium (Ti), % | 0.15 to 0.25 | |
| 0 to 0.2 |
| Zinc (Zn), % | 5.0 to 6.5 | |
| 0 |
| Residuals, % | 0 to 0.2 | |
| 0 to 0.3 |