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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. The following table is a quick reference for standard aluminum 5052 material thickness tolerances.
|
5052-H32 Aluminum Alloy Sheet Thickness Tolerances |
|
|
Thickness (in.) |
Tolerance range (+/- in.) |
|
0.032” |
-0.003” to 0.003” |
|
0.040” |
-0.004” to 0.004” |
|
0.050” |
-0.004” to 0.004” |
|
0.062” |
-0.004” to 0.004” |
|
0.080” |
-0.005” to 0.005” |
|
0.090” |
-0.005” to 0.005” |
|
0.100” |
-0.005” to 0.005” |
|
0.125” (⅛”) |
-0.006” to 0.006” |
|
0.190” |
-0.011” to 0.011” |
|
0.250” (¼”) |
-0.015” to 0.015” |
|
0.375” (⅜”) |
-0.020” to 0.020” |
|
0.500” (½”) |
-0.027” to 0.027” |
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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