EN AC-43300-T6 vs. EN AC-45300-T6
Both EN AC-43300-T6 and EN AC-45300-T6 are aluminum alloys. Both are furnished in the T6 temper. They have a very high 96% of their average alloy composition in common.
For each property being compared, the top bar is EN AC-43300-T6 and the bottom bar is EN AC-45300-T6.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 94 | |
| 120 | 
| Elastic (Young's, Tensile) Modulus, GPa | 71 | |
| 71 | 
| Elongation at Break, % | 3.4 | |
| 1.0 | 
| Fatigue Strength, MPa | 76 | |
| 72 | 
| Poisson's Ratio | 0.33 | |
| 0.33 | 
| Shear Modulus, GPa | 27 | |
| 27 | 
| Tensile Strength: Ultimate (UTS), MPa | 290 | |
| 290 | 
| Tensile Strength: Yield (Proof), MPa | 230 | |
| 230 | 
Thermal Properties
| Latent Heat of Fusion, J/g | 540 | |
| 470 | 
| Maximum Temperature: Mechanical, °C | 170 | |
| 170 | 
| Melting Completion (Liquidus), °C | 600 | |
| 630 | 
| Melting Onset (Solidus), °C | 590 | |
| 590 | 
| Specific Heat Capacity, J/kg-K | 910 | |
| 890 | 
| Thermal Conductivity, W/m-K | 140 | |
| 150 | 
| Thermal Expansion, µm/m-K | 22 | |
| 22 | 
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 40 | |
| 36 | 
| Electrical Conductivity: Equal Weight (Specific), % IACS | 140 | |
| 120 | 
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.5 | |
| 9.5 | 
| Density, g/cm3 | 2.5 | |
| 2.7 | 
| Embodied Carbon, kg CO2/kg material | 7.9 | |
| 8.0 | 
| Embodied Energy, MJ/kg | 150 | |
| 150 | 
| Embodied Water, L/kg | 1080 | |
| 1120 | 
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 9.1 | |
| 2.7 | 
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 370 | |
| 390 | 
| Stiffness to Weight: Axial, points | 15 | |
| 14 | 
| Stiffness to Weight: Bending, points | 54 | |
| 50 | 
| Strength to Weight: Axial, points | 32 | |
| 29 | 
| Strength to Weight: Bending, points | 38 | |
| 35 | 
| Thermal Diffusivity, mm2/s | 59 | |
| 60 | 
| Thermal Shock Resistance, points | 14 | |
| 13 | 
Alloy Composition
| Aluminum (Al), % | 88.9 to 90.8 | |
| 90.2 to 94.2 | 
| Copper (Cu), % | 0 to 0.050 | |
| 1.0 to 1.5 | 
| Iron (Fe), % | 0 to 0.19 | |
| 0 to 0.65 | 
| Lead (Pb), % | 0 | |
| 0 to 0.15 | 
| Magnesium (Mg), % | 0.25 to 0.45 | |
| 0.35 to 0.65 | 
| Manganese (Mn), % | 0 to 0.1 | |
| 0 to 0.55 | 
| Nickel (Ni), % | 0 | |
| 0 to 0.25 | 
| Silicon (Si), % | 9.0 to 10 | |
| 4.5 to 5.5 | 
| 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 | |
| 0 to 0.15 |