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Sheet Metals:
Sheet Stock Sizes and Gauge Lookup Chart
See the most common available sheet gauges
| Steel
| Galvanized
|
| Stainless |
| Aluminum |
|---|
Gauge | in. | mm | in. | mm | in. | mm | in. | mm |
3 | 0.2391 | 6.07 | | | | | | |
4 | 0.2242 | 5.69 | | | | | | |
5 | 0.2092 | 5.31 | | | | | | |
6 | 0.1943 | 4.94 | | | | | 0.1620 | 4.11 |
7 | 0.1793 | 4.55 | | | 0.1875 | 4.76 | 0.1443 | 3.67 |
8 | 0.1644 | 4.18 | 0.1681 | 4.27 | 0.1719 | 4.37 | 0.1285 | 3.26 |
9 | 0.1495 | 3.80 | 0.1532 | 3.89 | 0.1563 | 3.97 | 0.1144 | 2.91 |
10 | 0.1345 | 3.42 | 0.1382 | 3.51 | 0.1406 | 3.57 | 0.1019 | 2.59 |
11 | 0.1196 | 3.04 | 0.1233 | 3.13 | 0.1250 | 3.18 | 0.0907 | 2.30 |
12 | 0.1046 | 2.66 | 0.1084 | 2.75 | 0.1094 | 2.78 | 0.0808 | 2.05 |
13 | 0.0897 | 2.28 | 0.0934 | 2.37 | 0.0940 | 2.39 | 0.0720 | 1.83 |
14 | 0.0747 | 1.90 | 0.0785 | 1.99 | 0.0781 | 1.98 | 0.0641 | 1.63 |
15 | 0.0673 | 1.71 | 0.0710 | 1.80 | 0.0700 | 1.78 | 0.0570 | 1.45 |
16 | 0.0598 | 1.52 | 0.0635 | 1.61 | 0.0625 | 1.59 | 0.0508 | 1.29 |
17 | 0.0538 | 1.37 | 0.0575 | 1.46 | 0.0560 | 1.42 | 0.0450 | 1.14 |
18 | 0.0478 | 1.21 | 0.0516 | 1.31 | 0.0500 | 1.27 | 0.0403 | 1.02 |
19 | 0.0418 | 1.06 | 0.0456 | 1.16 | 0.0440 | 1.12 | 0.0360 | 0.91 |
20 | 0.0359 | 0.91 | 0.0396 | 1.01 | 0.0375 | 0.95 | 0.0320 | 0.81 |
21 | 0.0329 | 0.84 | 0.0366 | 0.93 | 0.0340 | 0.86 | 0.0280 | 0.71 |
22 | 0.0299 | 0.76 | 0.0336 | 0.85 | 0.0310 | 0.79 | 0.0250 | 0.64 |
23 | 0.0269 | 0.68 | 0.0306 | 0.78 | 0.0280 | 0.71 | 0.0230 | 0.58 |
24 | 0.0239 | 0.61 | 0.0276 | 0.70 | 0.0250 | 0.64 | 0.0200 | 0.51 |
25 | 0.0209 | 0.53 | 0.0247 | 0.63 | 0.0220 | 0.56 | 0.0180 | 0.46 |
26 | 0.0179 | 0.45 | 0.0217 | 0.55 | 0.0190 | 0.48 | 0.0170 | 0.43 |
28 | 0.0149 | 0.38 | 0.0187 | 0.47 | 0.0160 | 0.41 | 0.0126 | 0.32 |
In the table above: Standard Gauges and Stock Material Thicknesses
Stock Material Thickness Tolerances
Sheet metal material stock has general tolerances for thickness. Standard stock material tolerances may vary between alloys and treatments. Sheet metal with tighter tolerances sheet can be specified if required.
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