AZ80A-T6 Magnesium vs. AZ91A Magnesium
Both AZ80A-T6 magnesium and AZ91A magnesium are magnesium alloys. Their average alloy composition is basically identical. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.
For each property being compared, the top bar is AZ80A-T6 magnesium and the bottom bar is AZ91A magnesium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 46 | |
| 46 |
| Elongation at Break, % | 8.5 | |
| 5.0 |
| Fatigue Strength, MPa | 140 | |
| 99 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 18 | |
| 18 |
| Shear Strength, MPa | 170 | |
| 140 |
| Tensile Strength: Ultimate (UTS), MPa | 320 | |
| 240 |
| Tensile Strength: Yield (Proof), MPa | 230 | |
| 160 |
Thermal Properties
| Latent Heat of Fusion, J/g | 350 | |
| 360 |
| Maximum Temperature: Mechanical, °C | 130 | |
| 130 |
| Melting Completion (Liquidus), °C | 600 | |
| 600 |
| Melting Onset (Solidus), °C | 490 | |
| 470 |
| Specific Heat Capacity, J/kg-K | 990 | |
| 990 |
| Thermal Conductivity, W/m-K | 77 | |
| 73 |
| Thermal Expansion, µm/m-K | 26 | |
| 26 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 11 | |
| 10 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 59 | |
| 52 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 12 | |
| 12 |
| Density, g/cm3 | 1.7 | |
| 1.7 |
| Embodied Carbon, kg CO2/kg material | 23 | |
| 22 |
| Embodied Energy, MJ/kg | 160 | |
| 160 |
| Embodied Water, L/kg | 990 | |
| 990 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 24 | |
| 11 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 550 | |
| 280 |
| Stiffness to Weight: Axial, points | 15 | |
| 15 |
| Stiffness to Weight: Bending, points | 69 | |
| 69 |
| Strength to Weight: Axial, points | 51 | |
| 38 |
| Strength to Weight: Bending, points | 60 | |
| 49 |
| Thermal Diffusivity, mm2/s | 45 | |
| 42 |
| Thermal Shock Resistance, points | 19 | |
| 14 |
Alloy Composition
| Aluminum (Al), % | 7.8 to 9.2 | |
| 8.3 to 9.7 |
| Copper (Cu), % | 0 to 0.050 | |
| 0 to 0.1 |
| Iron (Fe), % | 0 to 0.0050 | |
| 0 |
| Magnesium (Mg), % | 89 to 91.9 | |
| 88.2 to 91.2 |
| Manganese (Mn), % | 0.12 to 0.5 | |
| 0.13 to 0.5 |
| Nickel (Ni), % | 0 to 0.0050 | |
| 0 to 0.030 |
| Silicon (Si), % | 0 to 0.1 | |
| 0 to 0.5 |
| Zinc (Zn), % | 0.2 to 0.8 | |
| 0.35 to 1.0 |
| Residuals, % | 0 to 0.3 | |
| 0 |