Steel Gauge Chart

Cold and Hot Rolled Steel Sheets
Gauge
Number
Manufacturers’
Standard Inches
Hot
Rolled
Cold
Rolled
3 .2391 ± .009 N/A
4 .2242 ± .009 N/A
5 .2092 ± .009 N/A
6 .1943 ± .009 N/A
7 .1793 ± .008 N/A
8 .1644 ± .008 N/A
9 .1495 ± .008 N/A
10 .1345 ± .008 ± .006
11 .1196 ± .008 ± .006
12 .1046 ± .008 ± .006
13 .0897 ± .007 ± .005
14 .0747 ± .007 ± .005
15 .0673 ± .007 ± .005
16 .0598 ± .006 ± .005
17 .0538 N/A ± .004
18 .0478 N/A ± .004
19 .0418 N/A ± .004
20 .0359 N/A ± .003
21 .0329 N/A ± .003
22 .0299 N/A ± .003
23 .0269 N/A ± .003
24 .0239 N/A ± .003
25 .0209 N/A ± .003
26 .0179 N/A ± .002
27 .0164 N/A ± .002
28 .0149 N/A ± .002
29 .0135 N/A ± .002
30 .0120 N/A ± .002