Steel Gauge Charts

Use these charts to convert steel gauges.

Calculator

Coated Steel

Uncoated Steel

GaugeDecimal
Inches
RangeLBS / SQFT
10.1382.1472 - .12925.78125
11.1233.1323 - .11435.15625
12.1084.1174 - .09944.53125
13.0934.1014 - .08543.90625
14.0785.0865 - .07053.28125
15.0710.0770 - .06502.96875
16.0635.0695 - .05752.65625
17.0575.0625 - .05252.40625
18.0516.0566 - .04662.15625
19.0456.0506 - .04061.90625
20.0396.0436 - .03561.65625
21.0366.0406 - .03261.53125
22.0336.0376 - .02961.40625
23.0306.0346 - .02661.28125
24.0276.0316 - .02361.15625
25.0247.0287 - .02071.03125
26.0217.0217 - .01790.90625
27.0202.0232 - .01720.84375
28.0187.0217 - .01570.78125
29.0172.0202 - .01420.71875
30.0157.0187 - .01270.65625
GaugeDecimal
Inches
HR RangeCR RangeLBS / SQFT
4.2242.2332 - .21529.3750
5.2092.2182 - .20028.7500
6.1943.2033 - .18538.1250
7.1793.1873 - .1713.1883 - .17037.5000
8.1644.1724 - .1564.1734 - .15546.8750
9.1495.1575 - .1415.1585 - .14056.2500
10.1345.1425 - .1265.1405 - .12855.6250
11.1196.1276 - .1116.1256 - .11365.0000
12.1046.1126 - .0966.1106 - .09864.3750
13.0897.0967 - .0827.0947 - .08473.7500
14.0747.0817 - .0677.0797 - .06973.1250
15.0673.0733 - .0613.0723 - .06232.8120
16.0598.0658 - .0538.0648 - .05482.5000
17.0538.0598 - .0478.0548 - .04982.2500
18.0478.0528 - .0428.0518 - .04382.0000
19.0418.0458 - .03781.7500
20.0359.0389 - .03291.5000
21.0329.0359 - .02991.3750
22.0299.0329 - .02691.2500
23.0269.0299 - .02391.1250
24.0239.0269 - .02091.0000
25.0209.0239 - .01790.8750
26.0179.0199 - .01590.7500
27.0164.0184 - .01440.6880
28.0149.0169 - .01290.6250
29.0135.0155 - .01150.5620
30.0120.0130 - .01100.5000