| Metric | English | Comments |
|
Density | 2.78 g/cc | 0.1 lb/in³ | AA; Typical |
Mechanical Properties |
|
Hardness, Brinell | 47 | 47 | AA; Typical; 500 g load; 10 mm ball |
Ultimate Tensile Strength | 186 MPa | 27000 psi | AA; Typical |
Tensile Yield Strength | 75.8 MPa | 11000 psi | AA; Typical |
Elongation at Break | 20 % | 20 % | AA; Typical; 1/16 in. (1.6 mm) Thickness |
Elongation at Break | 22 % | 22 % | AA; Typical; 1/2 in. (12.7 mm) Diameter |
Modulus of Elasticity | 73.1 GPa | 10600 ksi | AA; Typical; Average of tension and compression. Compression
modulus is about 2% greater than tensile modulus. |
Ultimate Bearing Strength | 345 MPa | 50000 psi | Edge distance/pin diameter = 2.0 |
Bearing Yield Strength | 131 MPa | 19000 psi | Edge distance/pin diameter = 2.0 |
Poisson's Ratio | 0.33 | 0.33 | |
Fatigue Strength | 89.6 MPa | 13000 psi | AA; 500,000,000 cycles completely reversed stress; RR Moore
machine/specimen |
Machinability | 30 % | 30 % | 0-100 Scale of Aluminum Alloys |
Shear Modulus | 28 GPa | 4060 ksi | |
Shear Strength | 124 MPa | 18000 psi | AA; Typical |
Electrical Properties |
|
Electrical Resistivity | 3.49e-006 ohm-cm | 3.49e-006 ohm-cm | AA; Typical at 68 Degrees F |
Thermal Properties |
|
CTE, linear 68 Degrees F | 23.2 µm/m- Degrees C | 12.9 µin/in- Degrees F | AA; Typical; Average over 68-212 Degrees F range. |
CTE, linear 250 Degrees C | 24.7 µm/m- Degrees C | 13.7 µin/in- Degrees F | Average over the range 20-300 Degrees C |
Heat Capacity | 0.875 J/g- Degrees C | 0.209 BTU/lb- Degrees F | |
Thermal Conductivity | 193 W/m-K | 1340 BTU-in/hr-ft²- Degrees F | AA; Typical at 77 Degrees F |
Melting Point | 502 - 638 Degrees C | 935 - 1180 Degrees F | AA; Typical range based on typical composition for wrought products
1/4 inch thickness or greater. Eutectic melting is not eliminated
by homogenization. |
Solidus | 502 Degrees C | 935 Degrees F | AA; Typical |
Liquidus | 638 Degrees C | 1180 Degrees F | AA; Typical |
Processing Properties |
|
Annealing Temperature | 413 Degrees C | 775 Degrees F | |
Solution Temperature | 256 Degrees C | 493 Degrees F |