Gauge Tolerance


Hot-Rolled Sheet (Carbon and Structural Steel Only)
5/8" (cut edge) and 1" (mill edge)

 Specified Width
 (in inches)
.027 - .051 .051 - .057 .057 - .071 .071 - .098 .098 - .180  .180 - .230
Up to 20" .008  .008 .009 .009 .010 .010
20 - 40" .008 .008 .009 .010 .010 .012
40 - 48" .008 .009 .009 .010 .012 .014
48 - 60" NA .009 .010 .010 .012 .015
60 - 72" NA .010 .010 .012 .012 .016
Over 72" NA NA NA .012 .012 .018

Hot-Rolled Sheet (Carbon and Structural Steel Only)
3/8" (cut edge) and 3/4" (mill edge)

Specified Width
(in inches)
.027 - .051 .051 - .057 .057 - .071 .071 - .098 .098 - .180 .180 - .230
Up to 20" .010 .010 .012 .012 .014 .014
20 - 40" .010 .010 .012 .014 .014 .016
40 - 48" .010 .012 .012 .014 .016 .018
48 - 60" NA .012 .014 .014 .016 .020
60 - 72" NA .014 .014 .016 .016 .022
Over 72" NA NA NA .016 .016 .024


Hot-Rolled Sheet (High-Strength, Low-Alloy Steel)
5/8" (cut edge) and 1" (mill edge)


Specified Width
(in inches)
.031 - .051 .051 - .059 .059 - .070 .070 - .082 .082 - .098 .098 - .180 .180 - .230
Up to 15" .008 .009 .009 .009 .009 .010 .010
15 - 20" .008 .009 .010 .010 .010 .012 .012
20 - 32" .009 .009 .010 .010 .010 .012 .014
32 - 40" .009 .009 .010 .010 .012 .012 .014
40 - 48" .009 .010 .010 .010 .012 .015 .015
48 - 60" NA .010 .010 .010 .012 .015 .015
60 - 72" NA NA .012 .012 .014 .016 .016
72 - 80" NA NA NA .012 .014 .018 .018
Over 80" NA NA NA NA .015 .018 .018

Hot-Rolled Sheet (High-Strength, Low-Alloy Steel)
3/8" (cut edge) and 3/4" (mill edge)

 Specified Width
(in inches)
.031 - .051 .051 - .059 .059 - .070 .070 - .082 .082 - .098 .098 - .180 .180 - .230
Up to 15" .010 .012 .012 .012 .012 .014 .014
15 - 20" .010 .012 .014 .014 .014 .016 .016
20 - 32" .012 .012 .014 .014 .014 .016 .018
32 - 40" .012 .012 .014 .014 .016 .016 .018
40 - 48" .012 .014 .014 .014 .016 .020 .020
48 - 60" NA .014 .014 .014 .016 .020 .020
60 - 72" NA NA .016 .016 .018 .022 .022
72 - 80" NA NA NA .016 .018 .024 .024
Over 80" NA NA NA NA .020 .024 .024