Gauge ( ga ) |
Standard Steel Thickness | Galvanized Steel Thickness | Aluminum Thickness | |||
inch | mm | inch | mm | inch | mm | |
3 | 0.2391 | 6.08 |   |   | 0.2294 | 5.83 |
4 | 0.2242 | 5.71 |   |   | 0.2043 | 5.20 |
5 | 0.2092 | 5.32 |   |   | 0.1819 | 4.61 |
6 | 0.1943 | 4.91 |   |   | 0.1620 | 4.13 |
7 | 0.1793 | 4.55 |   |   | 0.1443 | 3.67 |
8 | 0.1644 | 4.18 |   |   | 0.1285 | 3.25 |
9 | 0.1495 | 3.78 | 0.1532 | 3.89 | 0.1144 | 2.90 |
10 | 0.1345 | 3.42 | 0.1382 | 3.52 | 0.1019 | 2.57 |
11 | 0.1196 | 3.01 | 0.1233 | 3.13 | 0.0907 | 2.29 |
12 | 0.1046 | 2.65 | 0.1084 | 2.74 | 0.0808 | 2.05 |
13 | 0.0897 | 2.27 | 0.0934 | 2.36 | 0.0720 | 1.85 |
14 | 0.0747 | 1.89 | 0.0785 | 2.00 | 0.0641 | 1.63 |
15 | 0.0673 | 1.71 | 0.0710 | 1.81 | 0.0571 | 1.45 |
16 | 0.0598 | 1.50 | 0.0635 | 1.62 | 0.0508 | 1.27 |
17 | 0.0538 | 1.35 | 0.0575 | 1.45 | 0.0453 | 1.16 |
18 | 0.0478 | 1.21 | 0.0516 | 1.31 | 0.0403 | 1.02 |
19 | 0.0418 | 1.05 | 0.0456 | 1.16 | 0.0359 | 0.90 |
20 | 0.0359 | 0.90 | 0.0396 | 1.00 | 0.0320 | 0.81 |
21 | 0.0329 | 0.82 | 0.0366 | 0.93 | 0.0285 | 0.73 |
22 | 0.0299 | 0.75 | 0.0336 | 0.86 | 0.0253 | 0.65 |
23 | 0.0269 | 0.68 | 0.0306 | 0.76 | 0.0226 | 0.57 |
24 | 0.0239 | 0.59 | 0.0276 | 0.70 | 0.0201 | 0.51 |
25 | 0.0209 | 0.52 | 0.0247 | 0.63 | 0.0179 | 0.46 |
26 | 0.0179 | 0.46 | 0.0217 | 0.55 | 0.0159 | 0.39 |
27 | 0.0164 | 0.42 | 0.0202 | 0.52 | 0.0142 | 0.37 |
28 | 0.0149 | 0.37 | 0.0187 | 0.47 | 0.0126 | 0.32 |
29 | 0.0135 | 0.35 | 0.0172 | 0.44 | 0.0113 | 0.30 |
30 | 0.0120 | 0.31 | 0.0157 | 0.39 | 0.0100 | 0.26 |
31 | 0.0105 | 0.27 | 0.0142 | 0.36 | 0.0089 | 0.22 |
32 | 0.0097 | 0.25 | 0.0134 | 0.34 | 0.0080 | 0.20 |
33 | 0.0090 | 0.23 |   |   | 0.0071 | 0.18 |
34 | 0.0082 | 0.20 |   |   | 0.0063 | 0.16 |
35 | 0.0075 | 0.19 |   |   | 0.0056 | 0.14 |
36 | 0.0067 | 0.17 |   |   |   |   |