Sheet Metal Thickness Gauges
Gauge (ga) |
Standard Steel Thickness (inches) |
Galvanized Steel Thickness (inches) |
Aluminum Thickness (inches) |
3 |
0.2391 |
0.2294 |
|
4 |
0.2242 |
0.2043 |
|
5 |
0.2092 |
0.1819 |
|
6 |
0.1943 |
0.1620 |
|
7 |
0.1793 |
0.1443 |
|
8 |
0.1644 |
0.1285 |
|
9 |
0.1495 |
0.1532 |
0.1144 |
10 |
0.1345 |
0.1382 |
0.1019 |
11 |
0.1196 |
0.1233 |
0.0907 |
12 |
0.1046 |
0.1084 |
0.0808 |
13 |
0.0897 |
0.0934 |
0.0720 |
14 |
0.0747 |
0.0785 |
0.0641 |
15 |
0.0673 |
0.0710 |
0.0571 |
16 |
0.0598 |
0.0635 |
0.0508 |
17 |
0.0538 |
0.0575 |
0.0453 |
18 |
0.0478 |
0.0516 |
0.0403 |
19 |
0.0418 |
0.0456 |
0.0359 |
20 |
0.0359 |
0.0396 |
0.0320 |
21 |
0.0329 |
0.0366 |
0.0285 |
22 |
0.0299 |
0.0336 |
0.0253 |
23 |
0.0269 |
0.0306 |
0.0226 |
24 |
0.0239 |
0.0276 |
0.0201 |
25 |
0.0209 |
0.0247 |
0.0179 |
26 |
0.0179 |
0.0217 |
0.0159 |
27 |
0.0164 |
0.0202 |
0.0142 |
28 |
0.0149 |
0.0187 |
0.0126 |
29 |
0.0135 |
0.0172 |
0.0113 |
30 |
0.0120 |
0.0157 |
0.0100 |
31 |
0.0105 |
0.0142 |
0.0089 |
32 |
0.0097 |
0.0134 |
0.0080 |
33 |
0.0090 |
0.0071 |
|
34 |
0.0082 |
0.0063 |
|
35 |
0.0075 |
0.0056 |
|
36 |
0.0067 |