Aluminum 5083-O
Subcategory: 5000 Series Aluminum Alloy; Aluminum Alloy; Metal; Nonferrous Metal
Close Analogs:
Composition Notes:
Aluminum content reported is calculated as remainder.
Composition information provided by the Aluminum Association and is not for design.
Key Words: UNS A95083; ISO AlMg4.5Mn; Aluminium 5083-O; AA5083-O
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Material Notes:
Data points with the AA note have been provided by the Aluminum Association, Inc. and are NOT FOR DESIGN.
Physical Properties
Physical Properties | Metric | English | Comments |
Density | 2.66 g/cc | 0.0961 lb/in³ | AA; Typical |
Mechanical Properties
Hardness, Brinell | 77 | 77 | 500 kg load with 10 mm ball. Calculated value. |
Hardness, Knoop | 100 | 100 | Converted from Brinell Hardness Value |
Hardness, Vickers | 87 | 87 | Converted from Brinell Hardness Value |
Ultimate Tensile Strength | 290 MPa | 42000 psi | AA; Typical |
Tensile Yield Strength | 145 MPa | 21000 psi | AA; Typical |
Elongation at Break | 22 % | 22 % | AA; Typical; 1/2 in. (12.7 mm) Diameter |
Modulus of Elasticity | 70.3 GPa | 10200 ksi | In Tension |
Modulus of Elasticity | 71 GPa | 10300 ksi | AA; Typical; Average of tension and compression. Compression modulus is about 2% greater than tensile modulus. |
Compressive Modulus | 71.7 GPa | 10400 ksi | |
Notched Tensile Strength | 269 MPa | 39000 psi | 2.5 cm width x 0.16 cm thick side-notched specimen, Kt = 17. |
Ultimate Bearing Strength | 552 MPa | 80100 psi | Edge distance/pin diameter = 2.0 |
Bearing Yield Strength | 248 MPa | 36000 psi | Edge distance/pin diameter = 2.0 |
Poisson’s Ratio | 0.33 | 0.33 | Estimated from trends in similar Al alloys. |
Fatigue Strength | 150 MPa | 21800 psi | 5 E+8 cycles unnotched R. R. Moore rotating beam |
Machinability | 30 % | 30 % | 0-100 Scale of Aluminum Alloys |
Shear Modulus | 26.4 GPa | 3830 ksi | |
Shear Strength | 172 MPa | 25000 psi | AA; Typical |
Electrical Properties
Electrical Resistivity | 5.98e-006 ohm-cm | 5.98e-006 ohm-cm | AA; Typical at 68°F |
Thermal Properties
CTE, linear 68°F | 23.8 µm/m-°C | 13.2 µin/in-°F | AA; Typical; Average over 68-212°F range. |
CTE, linear 250°C | 26 µm/m-°C | 14.4 µin/in-°F | Average over the range 20-300ºC |
Specific Heat Capacity | 0.9 J/g-°C | 0.215 BTU/lb-°F | |
Thermal Conductivity | 117 W/m-K | 810 BTU-in/hr-ft²-°F | AA; Typical at 77°F |
Melting Point | 591 – 638 °C | 1095 – 1180 °F | AA; Typical range based on typical composition for wrought products 1/4 inch thickness or greater |
Solidus | 591 °C | 1095 °F | AA; Typical |
Liquidus | 638 °C | 1180 °F | AA; Typical |
Processing Properties
Annealing Temperature | 413 °C | 775 °F | holding at temperature not required |
Hot-Working Temperature | 316-482 °C | 600 – 900 °F |