Hot Rolled Sheet Thickness Tolerances

The table below shows the ASTM thickness tolerances for hot rolled steel as well as weight in pounds per square feet. Sheet weights are based on ordered thickness at 41.82 pounds per square foot per inch thick (nominal weight).

GaugeMin.Max.NomLbs/sqft
4 .2152 .2332 .2242 9.376
5 .2002 .2182 .2092 8.748
6 .1853 .2033 .1943 8.125
7 .1713 .1873 .1793 7.498
8 .1564 .1724 .1644 6.875
9 .1415 .1575 .1495 6.252
10 .1265 .1425 .1345 5.624
11 .1116 .1276 .1196 5.001
12 .0966 .1126 .1046 4.374
13 .0827 .0967 .0897 3.751
14 .0677 .0817 .0747 3.124
15 .0613 .0733 .0673 2.814
16 .0538 .0658 .0598 2.501
17 .0478 .0598 .0538 2.250
18 .0428 .0528 .0478 1.999

Sheet weights are based on ordered thickness at 41.82 pounds per square foot per inch thick (nominal weight)