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Gauge Size Chart

Gauge
(Ga.)		Standard Steel
(inch)		Galvanized Steel
(inch)		Stainless Steel
(inch)		Aluminum
(inch)		Standard Steel
(mm)		Galvanized Steel
(mm)		Stainless Steel
(mm)		Aluminum
(mm)
1  0.2813   7.145 
2  0.2656   6.746 
30.2391 0.25000.22946.07314 6.350 
40.2242 0.23440.20435.69468 5.954 
50.2092 0.21870.18195.31368 5.555 
60.1943 0.20310.1624.93522 5.1594.1
70.1793 0.18750.14434.55422 4.7633.67
80.1644 0.17190.12854.17576 4.3663.26
90.14950.15320.15620.11443.79733.891283.9672.91
100.13450.13820.14060.10193.41633.510283.5712.59
110.11960.12330.12500.09073.037843.131823.1752.30
120.10460.10840.10940.08082.656842.753362.7792.05
130.08970.09340.09370.0722.278382.372362.3801.8
140.07470.07850.07810.06411.897381.99391.9841.63
150.06730.0710.07030.05711.709421.80341.7861.4
160.05980.06350.06250.05081.518921.61291.5881.29
170.05380.05750.05620.04531.366521.46051.4271.1
180.04780.05160.05000.04031.214121.310641.2701.02
190.04180.04560.04370.03591.061721.158241.1100.91
200.03590.03960.03750.03200.911861.005840.9530.81
210.03290.03660.03440.02850.835660.929640.8740.71
220.02990.03360.03120.02530.759460.853440.7920.64
230.02690.03060.02810.02260.683260.777240.7140.58
240.02390.02760.02500.02010.607060.70040.6350.51
250.02090.02470.02190.01790.530860.627380.5560.46
260.01790.02170.01870.01590.454660.551180.4750.40
270.01640.02020.01720.01420.416560.513080.4370.36
280.01490.01870.01560.01260.378460.474980.3960.32
290.0350.01720.01410.01130.34290.436880.3580.29
300.0120.01570.01250.01000.30480.398780.3180.25
310.01050.01420.0109 0.26670.360680.277 
320.00970.01340.0102 0.246380.340360.259 
330.009 0.0094 0.2286 0.239 
340.0082 0.0086 0.20828 0.218 
350.0075 0.0078 0.1905 0.198 
360.0067 0.0070 0.17018 0.178 
370.0064 0.0066 0.163 0.168 
380.0060 0.0062 0.152 0.157