Linear Thermal Expansion of Aluminum Alloys
The following tables provide a comprehensive list of linear thermal expansion coefficients for common aluminum alloys, taken at room temperature (approximately 20°C or 68°F) and 1 atmospheric (atm) pressure. (1 atm = 101,325 Pa)
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| 1050 | 23.5 |
| 1060 | 23.6 |
| 1100 | 23.6 |
| 1199 | 23.6 |
| 2011 | 22.9 |
| 2014 | 23.0 |
| 2017 | 23.6 |
| 2024 | 23.2 |
| 2218 | 22.3 |
| 2219 | 22.3 |
| 3003 | 23.2 |
| 3004 | 23.9 |
| 3105 | 23.6 |
| 4032 | 19.4 |
| 4043 | 22.1 |
| 5005 | 23.8 |
| 5050 | 23.6 |
| 5052 | 23.8 |
| 5056 | 24.1 |
| 5083 | 23.8 |
| 5086 | 23.9 |
| 5154 | 23.9 |
| 6061 | 23.6 |
| 6063 | 23.4 |
| 6066 | 23.2 |
| 7075 | 23.6 |
| 7178 | 23.4 |
| 8017 | 23.6 |
| 8081 | 23.6 |
| 8176 | 23.6 |
| 100.1 | 24.0 |
| 201.0 | 22.5 |
| 204.0 | 19.3 |
| 356.0 | 21.5 |
| 359.0 | 20.9 |
| 360.0 | 20.9 |
| 383.0 | 21.1 |
| 390.0 | 18.0 |
| 413.0 | 20.3 |
| 443.0 | 21.0 |
| 512.0 | 22.0 |
| 514.0 | 24.0 |
| 518.0 | 24.1 |
| 535.0 | 23.6 |
| 712.0 | 24.7 |
The thermal expansion values in this table are approximate and can vary depending on the specific composition and processing of each alloy.
References: 1) Cardarelli, François. Materials Handbook: A Concise Desktop Reference. Switzerland: Springer International Publishing, 2018.