2024 T4 Aluminum Data
| Aluminum |
Balance |
| Chromium |
0.1
max |
| Copper |
3.8
- 4.9 |
| Iron |
0.5
max |
| Magnesium |
1.2
- 1.8 |
| Manganese |
0.3
- 0.9 |
| Remainder
Each |
0.05
max |
| Remainder
Total |
0.15
max |
| Silicon |
0.5
max |
| Zinc |
0.25
max |
| Density |
0.1 lb/in3 |
| Hardness, Brinell |
120 |
| Tensile Strength |
68000 psi |
| Tensile Yield Strength |
47000 psi |
| Elongation at Break |
20 % |
| Modulus of Elasticity |
10600 ksi |
| Poisson's Ratio |
0.33 |
| Fatigue Strength |
20000 psi |
| Shear Modulus |
4060 ksi |
| Shear Strength |
41000 psi |
| Electrical Resistivity |
5.82e-006 ohm-cm |
| CTE, linear 68°F |
12.9 μin/in-°F |
| CTE, linear 250°C |
13.7 μin/in-°F |
| Specific Heat Capacity |
0.209 BTU/lb-°F |
| Thermal Conductivity |
840 BTU-in/hr-ft2-°F |
| Melting Point |
935 - 1180 °F |
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