Aluminum Tolerances For Round Bar | Renox Impex

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Aluminum Round Bars
Alloy(s)		Spec. Diameter, in.	Diameter Tol. (over(+)/under(-))
2011-T3, 2024-T4, 6061(-T6/T651)	Cold Finish	0.125 to 0.374	+/- 0.0015"
2011-T3, 2024(-T351/T4), 6061(- T6/T651)	Cold Finish	0.375 to 0.500	+/- 0.0015"
2011-T3, 2024-T351, 6061-T651, 7075-T7351	Cold Finish	0.501 to 1.000	+/- 0.002"
2011-T3, 2024-T351, 6061-T651, 7075- T651, 7075-T7351	Cold Finish	1.001 to 1.500	+/- 0.0025"
2011-T3, 2024-T351, 6061-T651, 7075- T651, 7075-T7351	Cold Finish	1.501 to 2.000	+/- 0.004"
2011-T3, 2024-T351, 6061-T651, 7075-T651, 7075-T7351	Cold Finish	2.001 to 3.000	+/- 0.006"
2011-T3, 2024-T351, 6061-T651, 7075-T651, 7075-T7351	Cold Finish	3.001 to 3.499	+/- 0.008"
2011-T3, 2024-T351, 6061-T651, 7075-T651, 7075-T7351	Cold Finish	3.500 to 5.000	+/- 0.012"
2024-T351, 6061-T651, 7075-T651, 7075-T7351	Cold Finish	5.001 to 6.000	+/- 0.020"

Straightness Tolerance - Cold Finished Round Bar
Temper		Spec. Diameter, in.	Max. Allowed Deviation from Straight
All except: TX51	Cold Finish	All	0.025 × Measured length, ft.
TX51	Cold Finish	0.500 and over	0.025 × Measured length, ft.
Straightness tolerance will be void once full length is cut

Round Bars
Alloy(s)		Spec. Diameter, in.	Diameter Tol. (over(+)/under(-))
6061-T6511	Extruded	0.125 to 0.249	+/- 0.007"
6061-T6511, 6063(-T5/52)	Extruded	0.250 to 0.499	+/- 0.008"
6061-T6511, 6063-T52, 6262-T6511	Extruded	0.500 to 0.749	+/- 0.009"
6061-T6511, 6063-T52, 6262-T6511	Extruded	0.750 to 0.999	+/- 0.010"
6061-T6511, 6063-T52, 6262-T6511	Extruded	1.000 to 1.499	+/- 0.012"
6061-T6511, 6063-T52, 6262-T6511	Extruded	1.500 to 1.999	+/- 0.014"
2011-T3, 6061-T6511, 6262-T6511	Extruded	2.000 to 3.999	+/- 0.024"
6061-T6511	Extruded	4.000 to 5.999	+/- 0.034"
6061-T6511, 7075-T651	Extruded	6.000 to 7.999	+/- 0.044"
6061-T6511, 7075-T651	Extruded	8.000 to 9.999	+/- 0.064"
6061(-T6/T6511)	Extruded	10.000 to 11.999	+/- 0.074"
6061-T6511	Extruded	12.000 to 13.999	+/- 0.084"
6061(-T6/T6511)	Extruded	14.000 to 15.999	+/- 0.094"
6061-T6511	Extruded	16.000 to 17.999	+/- 0.104"
6061(-T6/T6511)	Extruded	18.000 to 19.999	+/- 0.114"
6061-T6	Extruded	20.000 to 21.999	+/- 0.124"

Metric Round Bar
Alloy(s)		Spec. Diameter, mm	Diameter Tol. (over(+)/under(-))
6060 (metric)	Extruded	From 8 to 18, incl.	+/- 0.22mm
6060 (metric)	Extruded	Over 18 to 25, incl.	+/- 0.25mm
6060 (metric)	Extruded	Over 25 to 40, incl.	+/- 0.30mm
6060 (metric)	Extruded	Over 40 to 50, incl.	+/- 0.35mm

Straightness Tolerance - Extruded Round Bar
Temper		Spec. Diameter, in.	Max. Allowed Deviation from Straight
All except: TX511	Extruded	All	0.0125 × Measured length, ft.
TX511	Extruded	0.500 and over	0.0125 × Measured length, ft.
Straightness tolerance will be void once full length is cut