Astm Sheet Metal Thickness Tolerance Chart

4 20 2009 11 06 07 am.

Astm sheet metal thickness tolerance chart.

Mechanical steel sheet mechanical tolerances. Aluminum sheet thickness tolerances xls author. For plates up to 10 in. Above tolerances include crown.

Flat bar hot rolled mild steel 3 4x 1 2 550 51 00 1 1 4 3 188 63 76 1 1 2 3 825 76 50 1 3 4 4 463 89 26 2 5 100 102 00 2 1 2 6 375 127 50 3 7 650 153 00 3 1 2 8 925 178 50 4 10 200 204 00 4 1 2 11 480 229 60 5 12 750 255 00 5 1 2 14 030 280 60 6 15 300 306 00 7 17 850 357 00 8 20 400 408 00 7 8x 1 2 975 59 50 1 1 4 3 719 74 38 1 1 2 4 463 89 26 1 3 4 5 206 104 10 2 5 950 119 00 2 1 4 6. 36 48 60 72 3 16 181 n a 015 016. Strip mill plate thickness tolerances thickness in. Specified width in.

Deviation allowed for the specified width. Minimum thickness purchased in. Astm ansi mechanical steel sheet mechanical tolerances. Astm s steel standards are instrumental in classifying evaluating and specifying the material chemical mechanical and metallurgical properties of the different types of steels which are primarily used in the production of mechanical components industrial parts and construction elements as well as other accessories related to them.

Thickness 36 48 60 title. Hr hot rolled cr cold rolled sheet metal gage guage size chart carbon steel sheets. Astm a240 a480 steel sheet sthickness tolerance. Plus and minus non aerospace applications aluminum technical data sheet and plate thickness tolerances aerospace applications over 59 06 thru 78 74 over 78 74 thru 98 43 over 98 43 thru 118 11 over 118 11 thru 137 80 over 137 80 thru 157 48 over 157 48 thru 177 17 specified thickness in.

During the rolling process the rollers bow slightly which results in the sheets being thinner on the edges. Tolerance over specified minimum in. The tolerances in the table and attachments reflect current manufacturing practices and commercial standards and are not representative of the manufacturer s standard gauge which has no inherent tolerances. 254 0mm excl in thickness the tolerance under the specified thickness is 0 010 in.

Tolerance in. For thickness measured at any location other than that specified in note 2 the permissible maximum over tolerance shall be increased by 75 rounded to the nearest 0 01 in. For circles the over thickness tolerances in this table apply to the diameter of the circle corresponding to the width ranges shown. Sheet metal guage tolerances.