Conversion Chart
Sheet Gauge into Decimals
Gauge Decimal
Equiv.

Tolerance Range
H.R. C.R. Galv.
9 .1495 .1575
.1415		 .1585
.1405
10 .1345
   .1382 G		 .1425
.1265		 .1405
.1285		 .1472
.1292
11 .1196
   .1233 G		 .1276
.1116		 .1256
.1136		 .1323
.1143
12 .1046
   .1084 G		 .1126
.0966		 .1106
.0986		 .1174
.0994
13 .0897
   .0934 G		 .0967
.0827		 .0947
.0847		 .1014
.0854
14 .0747
   .0785 G		 .0817
.0677		 .0787
.0687		 .0885
.0705
15 .0673
   .0710 G		 .0733
.0613		 .0729
.0623		 .0770
.0650
16 .0598
   .0635 G		 .0658
.0538		 .0648
.0548		 .0695
.0575
17 .0538
   .0575 G		 .0598
.0478		 .0548
.0498		 .0625
.0525
18 .0478
   .0516 G		 .0528
.0428		 .0518
.0438		 .0566
.0466
19 .0418
   .0456 G		 .0458
.0378		 .0505
.0406
20 .0359
   .0396 G		 .0389
.0329		 .0436
.0356
22 .0299
   .0336 G		 .0329
.0269		 .0378
.0296
24 .0239
   .0276 G		 .0269
.0209		 .0316
.0236
26 .0179
   .0217 G		 .0199
.0159		 .0247
.0187
28 .0149
   .0187 G		 .0169
.0129		 .0217
.0157
                   G = Galvanized Steel Sheet

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