Above tolerances include crown.
Astm sheet metal thickness tolerance chart.
Tolerance in.
254 0mm excl in thickness the tolerance under the specified thickness is 0 010 in.
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.
4 2242 2332 2152.
During the rolling process the rollers bow slightly which results in the sheets being thinner on the edges.
Astm a480hot rolled sheet coil thickness tolerance.
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.
Strip mill plate thickness tolerances thickness in.
Astm a240 a480 steel sheet sthickness tolerance.
For circles the over thickness tolerances in this table apply to the diameter of the circle corresponding to the width ranges shown.
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.
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.
Thickness 36 48 60 title.
Sheet metal guage tolerances.
Deviation allowed for the specified width.
Specified width in.
36 48 60 72 3 16 181 n a 015 016.
Mechanical steel sheet mechanical tolerances.
Aluminum sheet thickness tolerances xls author.
Astm ansi mechanical steel sheet mechanical tolerances.
Thickness measurements are taken at least 3 8 inch in from edge of the strip except that on widths less than 1 inch the tolerances are applicable for measurements at all locatons.
For plates up to 10 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.
Hr hot rolled cr cold rolled sheet metal gage guage size chart carbon steel sheets.
