Gauge Chart – Steel Gauge Chart 

ThicknessWeight per Area
Gaugeinmmlb/ft²
30.23916.0739.754
40.22425.6959.146
50.20925.3148.534
60.19434.9357.927
70.17934.5547.315
80.16444.1766.707
90.14953.7976.099
100.13453.4165.487
110.11963.0384.879
120.10462.6574.267
130.08972.2783.659
140.07471.8973.047
150.06731.7092.746
160.05981.5192.44
170.05381.3672.195
180.04781.2141.95
190.04181.0621.705
200.03590.9121.465
210.03290.8361.342
220.02990.7591.22
230.02690.6831.097
240.02390.6070.975
250.02090.5310.853
260.01790.4550.73
270.01640.4170.669
280.01490.3780.608
290.01350.3430.551
300.0120.3050.49
310.01050.2670.428
320.00970.2460.396
330.0090.2290.367
340.00820.2080.335
350.00750.1910.306
360.00670.170.273
370.00640.1630.261
380.0060.1520.245
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