Sheet Metal Gauges

Thickness (inches)
GaugeStandard SteelGalv. SteelAluminum
30.2391-0.2294
40.2242-0.2043
50.2092-0.1819
60.1943-0.162
70.1793-0.1443
80.1644-0.1285
90.14950.15320.1144
100.13450.13820.1019
110.11960.12330.0907
120.10460.10840.0808
130.08970.09340.072
140.07470.07850.0641
150.06730.0710.0571
160.05980.06350.0508
170.05380.05750.0453
180.04780.05160.0403
190.04180.04560.0359
200.03590.03960.032
210.03290.03660.0285
220.02990.03360.0253
230.02690.03060.0226
240.02390.02760.0201
250.02090.02470.0179
260.01790.02170.0159
270.01640.02020.0142
280.01490.01870.0126
290.01350.01720.0113
300.0120.01570.01
310.01050.01420.0089
320.00970.01340.008
330.009-0.0071
340.0082-0.0063
350.0075-0.0056
360.0067--