Sheet Metal Gauge Size Chart – mm

Sheet Metal Gauge Size Chart – Inch                                      Sheet Metal Gauge Size Chart – mm

Sheet Metal Gauge sizes are numbers that indicate the thickness of a piece of sheet metal, with a higher number referring to a thinner sheet. Following reference table gives the different Gauges sizes (sheet metal thickness) for Standard Steel, Galvanized Steel, Stainless Steel, Aluminium.

GaugeStandard SteelGalvanized SteelStainless SteelAluminium
GaugeStandard SteelGalvanized SteelStainless SteelAluminium
36.073-6.3505.827
45.695-5.9545.189
55.314-5.5554.620
64.935 -5.1594.115
74.554-4.7633.665
84.1764.2704.3663.264
93.7973.8913.9672.906
103.4163.5103.5712.588
113.0383.1323.1752.304
122.6572.7532.7792.052
132.2782.3722.3801.829
141.8971.9941.9841.628
151.7091.8031.7861.450
161.5191.6131.5881.290
171.3671.4611.4271.151
181.2141.3111.2701.024
191.0621.1581.1100.912
200.9121.0060.9530.813
210.8360.9300.8740.724
220.7590.8530.7920.643
230.6830.7770.7140.574
240.6070.7010.6350.511
250.5310.6270.5560.455
260.4550.5510.4750.404
270.4170.5130.4370.361
280.3780.4750.3960.320
290.3430.4370.3580.287
300.3050.3990.3180.254
310.2670.3610.2770.226
320.2460.3400.2590.203
330.229-0.2390.180
340.208-0.2180.160
350.191-0.1980.142
360.170-0.1780.127
370.163-0.1680.114
380.152-0.1570.102
39---0.089
40---0.079

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