This wire cross section area reference table shows the cross-sectional area for a range of wire diameter values. Every figure is computed with the same engine that powers our Wire Cross Section Area Calculator, so the numbers are exact.
| Wire diameter | Cross-sectional area |
|---|---|
| 0.5 mm | 0.1963 |
| 1 mm | 0.7854 |
| 1.5 mm | 1.7671 |
| 2 mm | 3.1416 |
| 3 mm | 7.0686 |
| 4 mm | 12.5664 |
| 6 mm | 28.2743 |
| 10 mm | 78.5398 |
| 14 mm | 153.9380 |
| 20 mm | 314.1593 |
How to use this table
Find the row closest to your wire diameter and read across to the cross-sectional area. For a value between two rows, the real figure sits between them — or enter your exact numbers in the Wire Cross Section Area Calculator for a precise answer.
Need a value that is not in the table? — the Wire Cross Section Area Calculator does it instantly, for free, with the formula and a worked example built in.
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