Aluminum Rod and Bar

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Tri Star Metals is a leading distributor of aluminum barstock in cold finished and extruded alloys. Our extensive inventory of screw machine stock is ready for immediate shipment from any of our distribution locations.

COMMON ALLOYS
2011 2024
7075 6262
6061 6063
6042 Automotive 6262A
STOCKING
ROHS2 and DFARS compliant
SHAPES
Round Square
Hexagon Rectangle
Tolerances
Cold Finished
Rounds Squares, Hexagons, Octagons
Tolerance – in. plus and minus
except as noted
DISTANCE ACROSS FLATS
SPECIFIED DIAMETER INCHES Allowable Deviation from Specified Diameter SPECIFIED DISTANCE ACROSS FLATS (in.) Tolerance – in. plus and minus
Cold Finished Rod Rolled Rod Allowable Deviation
from Distance
Specified Across Flats
Plus Minus Cold Finished Bar Rolled
Bar
0.125 – 0.500 .0015 0.125 – 0.500 .002
0.501 – 1.000 .002 0.501 – 1.000 . 0025
1.001 – 1.500 .0025 1.001 – 1.500 .003
1.501 – 2.000 .004 .006 .006 1.501 – 2.000 .005 .016
2.001 – 3.000 .006 .008 .008 2.001 – 3.000 .008 .020
3.001 – 3.499 .008 .012 .012 3.001 – 4.000 .020
3.500 – 5.000 .012 .031 .016      
5.001 – 8.000 .062 .031      
EXTRUDED
Rounds Squares & Flats Hexagons
Size Tolerance Thickness or Width In. Tolerance Size Tolerance
.438 – 1.000″ +/- .003″ Under .125″ +/- .006 .438 – .938″ +/- .005″
1.001 – 1.500″ +/- .004″ .125″ – .249” +/- .007 .939 – 1.499″ +/- .006″
1.501 – 2.00″ +/- .005″ .250″ – .499″ +/- .008 1.500 – 1.874″ +/- .007″
2.001 – 3.00″ +/- .007″ .500″ – .749″ +/- .009 1.875 – 2.00″ +/- .008”
3.001 – 3.999″ +/- .012″ .750″ – .999″ +/- .010 2.001 – 3.250″ +/- .012″
4.00 – 5.00″ +/- .0017″ 1.0″ – 1.49″ +/- .012    
5.01 – 7.500″ +/- .022″ 1.5″ – 1.99″ +/- .014    
7.501 – 8.00″ +/- .030″ 2.0″ – 3.99″ +/- .024    
    4.0″ -7.99″ +/- .034    
    8.0″ – 9.99″ +/- .054    

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