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Tolerance Tables

Cold Roll Strip Tolerances | Aluminum Association Gauge Tolerances

Cold Roll Strip Tolerances

Thickness Tolerances - Cold Roll Strip

Ordered Thickness, inches Width Range, inches
Under to and incl. under 1 to 1/2 incl.
+ & -		 under 3 to 1 incl.
+ & -		 3 to 6 incl.
+ & -		 over 6 to 9 incl.
+ & -		 over 9 to 12 incl.
+ & -		 over 12 to 16 incl.
+ & -		 over 16 to 20 incl.
+ & -		 over 20 to 23-15/16 incl.
+ & -
0.200 0.161 0.0025 0.0035 0.004 0.004 0.0045 0.0045 0.005 0.005
0.161 0.100 0.002 0.002 0.003 0.003 0.003 0.0035 0.0045 0.005
0.100 0.069 0.002 0.002 0.0025 0.003 0.003 0.0035 0.0035 0.0035
0.069 0.050 0.002 0.002 0.0025 0.0025 0.0025 0.003 0.003 0.003
0.050 0.040 0.002 0.002 0.0025 0.0025 0.0025 0.0025 0.0025 0.0025
0.040 0.035 0.002 0.003 0.002 0.002 0.002 0.002 0.002 0.002
0.035 0.032 0.0015 0.0015 0.002 0.002 0.002 0.002 0.002 0.002
0.032 0.029 0.0015 0.0015 0.0015 0.002 0.002 0.002 0.002 0.002
0.029 0.026 0.001 0.0015 0.0015 0.002 0.002 0.002 0.002 0.002
0.026 0.023 0.001 0.001 0.001 0.0015 0.0015 0.002 0.002 0.002
0.023 0.020 0.001 0.001 0.001 0.0015 0.0015 0.0015 0.0015 0.0015
0.020 0.013 0.00075 0.00075 0.00075 0.001 0.001 0.0015 0.0015 0.0015
0.013 0.009 0.00075 0.00075 0.00075 0.001 0.001 0.001 0.001 0.001
 

Width Tolerances - Cold Roll (Cut Edge)

Specified Thickness, inches over 1/2 to 6 incl. over 6 to 9 incl. over 9 to 12 incl. over 12 to 20 incl. over 20 to 23-15/16 incl.
Over .160 to .2499 incl. 0.016 0.020 0.020 0.031 0.031
Over .099 to .160 incl. 0.010 0.016 0.016 0.020 0.020
Over .068 to .099 incl. 0.008 0.010 0.010 0.016 0.020
Over .016 to .068 incl. 0.005 0.005 0.010 0.016 0.020
Up to .016 0.005 0.005 0.010 0.016 0.020
 

Length Tolerances - Cold Roll Strip
(Permissible Variations In Inches Over The Ordered Length)

Ordered width, inches 24 to 60 in. incl. over 60 to 120 in. incl. over 120 to 240 in. incl.
Over 1/2 to 12 incl. 1/4 1/2 3/4
Over 12 to 23-15/16 incl. 1/2 3/4 1
 

Camber Tolerances - Cold Roll Strip

Width, inches Camber Tolerance
Over 1-1/2 inch 1/4 inch in any 8 feet
1-1/2 inch or narrower 1/2 inch in any 8 feet
 

Aluminum Association Gauge Tolerances

Applicable To All Non-Aerospace Alloys
All Tolerances Are +/-

Over - Thru up thru 39.37 over 39.37 thru 59.06 over 59.06 thru 78.74 over 78.74 thru 98.43
.0059 - .010 0.001 0.0015 -- --
.010 - .016 0.001 0.0015 -- --
.016 - .025 0.0015 0.002 0.003 0.0035
.025 - .032 0.002 0.0025 0.0035 0.004
.032 - .039 0.002 0.003 0.0035 0.0045
.039 - .047 0.0025 0.0035 0.0045 0.0055
.047 - .063 0.003 0.0035 0.005 0.006
.063 - .079 0.0035 0.004 0.0055 0.007
.079 - .098 0.0035 0.0045 0.006 0.007
.098 - .126 0.0045 0.0055 0.007 0.009
.126 - .158 0.0055 0.007 0.009 0.011
.158 - .197 0.007 0.009 0.011 0.013
.197 - .248 0.009 0.011 0.013 0.015
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