Gauge Chart – Steel Gauge Chart
| Thickness | Weight per Area | ||
| Gauge | in | mm | lb/ft² |
| 3 | 0.2391 | 6.073 | 9.754 |
| 4 | 0.2242 | 5.695 | 9.146 |
| 5 | 0.2092 | 5.314 | 8.534 |
| 6 | 0.1943 | 4.935 | 7.927 |
| 7 | 0.1793 | 4.554 | 7.315 |
| 8 | 0.1644 | 4.176 | 6.707 |
| 9 | 0.1495 | 3.797 | 6.099 |
| 10 | 0.1345 | 3.416 | 5.487 |
| 11 | 0.1196 | 3.038 | 4.879 |
| 12 | 0.1046 | 2.657 | 4.267 |
| 13 | 0.0897 | 2.278 | 3.659 |
| 14 | 0.0747 | 1.897 | 3.047 |
| 15 | 0.0673 | 1.709 | 2.746 |
| 16 | 0.0598 | 1.519 | 2.44 |
| 17 | 0.0538 | 1.367 | 2.195 |
| 18 | 0.0478 | 1.214 | 1.95 |
| 19 | 0.0418 | 1.062 | 1.705 |
| 20 | 0.0359 | 0.912 | 1.465 |
| 21 | 0.0329 | 0.836 | 1.342 |
| 22 | 0.0299 | 0.759 | 1.22 |
| 23 | 0.0269 | 0.683 | 1.097 |
| 24 | 0.0239 | 0.607 | 0.975 |
| 25 | 0.0209 | 0.531 | 0.853 |
| 26 | 0.0179 | 0.455 | 0.73 |
| 27 | 0.0164 | 0.417 | 0.669 |
| 28 | 0.0149 | 0.378 | 0.608 |
| 29 | 0.0135 | 0.343 | 0.551 |
| 30 | 0.012 | 0.305 | 0.49 |
| 31 | 0.0105 | 0.267 | 0.428 |
| 32 | 0.0097 | 0.246 | 0.396 |
| 33 | 0.009 | 0.229 | 0.367 |
| 34 | 0.0082 | 0.208 | 0.335 |
| 35 | 0.0075 | 0.191 | 0.306 |
| 36 | 0.0067 | 0.17 | 0.273 |
| 37 | 0.0064 | 0.163 | 0.261 |
| 38 | 0.006 | 0.152 | 0.245 |