| Gauge (Ga.) |
Standard Steel (inch) |
Galvanized Steel (inch) |
Stainless Steel (inch) |
Aluminum (inch) |
Standard Steel (mm) |
Galvanized Steel (mm) |
Stainless Steel (mm) |
Aluminum (mm) |
| 1 | 0.2813 | 7.145 | ||||||
| 2 | 0.2656 | 6.746 | ||||||
| 3 | 0.2391 | 0.2500 | 0.2294 | 6.07314 | 6.350 | |||
| 4 | 0.2242 | 0.2344 | 0.2043 | 5.69468 | 5.954 | |||
| 5 | 0.2092 | 0.2187 | 0.1819 | 5.31368 | 5.555 | |||
| 6 | 0.1943 | 0.2031 | 0.162 | 4.93522 | 5.159 | 4.1 | ||
| 7 | 0.1793 | 0.1875 | 0.1443 | 4.55422 | 4.763 | 3.67 | ||
| 8 | 0.1644 | 0.1719 | 0.1285 | 4.17576 | 4.366 | 3.26 | ||
| 9 | 0.1495 | 0.1532 | 0.1562 | 0.1144 | 3.7973 | 3.89128 | 3.967 | 2.91 |
| 10 | 0.1345 | 0.1382 | 0.1406 | 0.1019 | 3.4163 | 3.51028 | 3.571 | 2.59 |
| 11 | 0.1196 | 0.1233 | 0.1250 | 0.0907 | 3.03784 | 3.13182 | 3.175 | 2.30 |
| 12 | 0.1046 | 0.1084 | 0.1094 | 0.0808 | 2.65684 | 2.75336 | 2.779 | 2.05 |
| 13 | 0.0897 | 0.0934 | 0.0937 | 0.072 | 2.27838 | 2.37236 | 2.380 | 1.8 |
| 14 | 0.0747 | 0.0785 | 0.0781 | 0.0641 | 1.89738 | 1.9939 | 1.984 | 1.63 |
| 15 | 0.0673 | 0.071 | 0.0703 | 0.0571 | 1.70942 | 1.8034 | 1.786 | 1.4 |
| 16 | 0.0598 | 0.0635 | 0.0625 | 0.0508 | 1.51892 | 1.6129 | 1.588 | 1.29 |
| 17 | 0.0538 | 0.0575 | 0.0562 | 0.0453 | 1.36652 | 1.4605 | 1.427 | 1.1 |
| 18 | 0.0478 | 0.0516 | 0.0500 | 0.0403 | 1.21412 | 1.31064 | 1.270 | 1.02 |
| 19 | 0.0418 | 0.0456 | 0.0437 | 0.0359 | 1.06172 | 1.15824 | 1.110 | 0.91 |
| 20 | 0.0359 | 0.0396 | 0.0375 | 0.0320 | 0.91186 | 1.00584 | 0.953 | 0.81 |
| 21 | 0.0329 | 0.0366 | 0.0344 | 0.0285 | 0.83566 | 0.92964 | 0.874 | 0.71 |
| 22 | 0.0299 | 0.0336 | 0.0312 | 0.0253 | 0.75946 | 0.85344 | 0.792 | 0.64 |
| 23 | 0.0269 | 0.0306 | 0.0281 | 0.0226 | 0.68326 | 0.77724 | 0.714 | 0.58 |
| 24 | 0.0239 | 0.0276 | 0.0250 | 0.0201 | 0.60706 | 0.7004 | 0.635 | 0.51 |
| 25 | 0.0209 | 0.0247 | 0.0219 | 0.0179 | 0.53086 | 0.62738 | 0.556 | 0.46 |
| 26 | 0.0179 | 0.0217 | 0.0187 | 0.0159 | 0.45466 | 0.55118 | 0.475 | 0.40 |
| 27 | 0.0164 | 0.0202 | 0.0172 | 0.0142 | 0.41656 | 0.51308 | 0.437 | 0.36 |
| 28 | 0.0149 | 0.0187 | 0.0156 | 0.0126 | 0.37846 | 0.47498 | 0.396 | 0.32 |
| 29 | 0.035 | 0.0172 | 0.0141 | 0.0113 | 0.3429 | 0.43688 | 0.358 | 0.29 |
| 30 | 0.012 | 0.0157 | 0.0125 | 0.0100 | 0.3048 | 0.39878 | 0.318 | 0.25 |
| 31 | 0.0105 | 0.0142 | 0.0109 | 0.2667 | 0.36068 | 0.277 | ||
| 32 | 0.0097 | 0.0134 | 0.0102 | 0.24638 | 0.34036 | 0.259 | ||
| 33 | 0.009 | 0.0094 | 0.2286 | 0.239 | ||||
| 34 | 0.0082 | 0.0086 | 0.20828 | 0.218 | ||||
| 35 | 0.0075 | 0.0078 | 0.1905 | 0.198 | ||||
| 36 | 0.0067 | 0.0070 | 0.17018 | 0.178 | ||||
| 37 | 0.0064 | 0.0066 | 0.163 | 0.168 | ||||
| 38 | 0.0060 | 0.0062 | 0.152 | 0.157 |