Copper Tolerances

Round Bars | Square Bars | Rectangle Bars | Sheet/Plate | Round Tubes

Round Bars
Alloy(s)		Spec. Diameter, in.	Diameter Tol. (over(+)/under(-))
101-H04, 110-H04, 145-H02, 182	Drawn	Up to 0.150	+/- 0.0013"
101-H04, 110-H04, 145-H02, 182	Drawn	Over 0.150 to 0.500, incl.	+/- 0.0015"
101-H04, 110-H04, 145-H02, 182	Drawn	Over 0.500 to 1.00, incl.	+/- 0.002"
101-H04, 110-H04, 145-H02, 182	Drawn	Over 1.00 to 2.00, incl.	+/- 0.0025"
101-H04, 145-H02	Drawn	Over 2.00 to 2.625, incl.	+/- 0.004"
101-H04, 145-H02	Drawn	Over 2.625 to 3, incl.	+/- 0.0045"
101-H04, 145-H02	Drawn	Over 3 to 3.25, incl.	+/- 0.005"
101-H04	Drawn	Over 3.25 to 3.625, incl.	+/- 0.0055"
101-H04, 145-H02	Drawn	Over 3.625 to 4.25, incl.	+/- 0.006"
101-H04	Drawn	Over 4.25 to 4.75, incl.	+/- 0.007"
101-H04	Drawn	5	+/- 0.010"
101-H04	Extruded	5.5 to 6.5, incl.	+/- 0.063"

Round Bars
		Spec. Diameter, in.	Diameter Tol. (over(+)/under(-))
110-H04	Drawn	Up to 0.150	+/- 0.0013"
110-H04	Drawn	Over 0.150 to 0.500, incl.	+/- 0.0015"
110-H04	Drawn	Over 0.500 to 1.00, incl.	+/- 0.002"
110-H04	Drawn	Over 1.00 to 2.00, incl.	+/- 0.0025"
110-H04	Drawn	2.25	+/- 0.003"
110-H04	Drawn	Over 2.25 to 2.75, incl.	+/- 0.004"
110-H04	Drawn	Over 2.75 to 3.5, incl.	+/- 0.005"
110-H04	Drawn	4	+/- 0.006"
110-H04	Drawn	4.5	+/- 0.007"
110-H04	Drawn	5	+/- 0.008"
110-M30	Extruded	4 to 6, incl.	+/- 0.120"

Metric Round Bars
Alloy(s)		Spec. Diameter, mm	Diameter Tol. (over(+)/under(-))
110	Drawn	2mm to 3mm	0/-.06mm
110	Drawn	≥ 3mm to 6mm	0/-.08mm
110	Drawn	≥ 6mm to 10mm	0/-.09mm
110	Drawn	≥ 10mm to 18mm	0/-.11mm
110	Drawn	≥ 18mm to 30mm	0/-.13mm
110	Drawn	≥ 30mm to 50mm	0/-.16mm
110	Drawn	≥ 50mm to 60mm	0/-.19mm

Square Bars
Alloy(s)		Spec. Square, in.	Square Tol. (over(+)/under(-))
101-H02	Drawn	0.375 to 2, incl.	+/- 0.003"
110-H02	Drawn	Over 0.188 to 0.500, incl.	+/- 0.003"
110-H02	Drawn	Over 0.500 to 1.00, incl.	+/- 0.004"
110-H02	Drawn	Over 1.00 to 2.00, incl.	+/- 0.0045"
110-H02	Drawn	2.5	+/- 0.025"
110-H02	Drawn	3	+/- 0.005"

Rectangle Bars
Alloy(s)	Spec. Thickness, in.	Thickness Tol. (over(+)/under(-))	Spec. Width, in.	Width Tol. (over(+)/under(-))
110-H02	0.0625	+/- 0.003"	0.5 to 1, incl.	+/- 0.008"
110-H02	0.0937	+/- 0.003"	0.5	+/- 0.008"
110-H02	0.125	+/- 0.003"	0.375 to 2, incl.	+/- 0.008"
110-H02	0.125	+/- 0.004"	2.25 to 4, incl.	+/- 0.012"
110-H02	0.125	+/- 0.0045"	5	+/- 0.015"
110-H02	0.125	+/- 0.0045"	6	+/- 0.018"
110-H02	0.1875	+/- 0.003"	0.5 to 2, incl.	+/-0.008"
110-H02	0.1875	+/- 0.004"	2.5 to 4, incl.	+/- 0.012"
110-H02	0.1875	+/- 0.0045"	6	+/- 0.018"
110-H02	0.25	+/- 0.003"	0.375 to 2, incl.	+/- 0.008"
110-H02	0.25	+/- 0.004"	2.25 to 4, incl.	+/- 0.012"
110-H02	0.25	+/- 0.0045"	5	+/- 0.015"
110-H02	0.25	+/- 0.0045"	6	+/- 0.018"
110-H02	0.25	+/- 0.0045"	8	+/- 0.024"
110-H02	0.3125	+/- 0.003"	0.75 to 3, incl	+/- 0.008"
110-H02	0.3125	+/- 0.004"	3.5 to 4, incl.	+/- 0.012"
110-H02	0.375	+/- 0.003"	0.5 to 2, incl.	+/- 0.008"
110-H02	0.375	+/- 0.004"	2.5 to 4, incl.	+/- 0.012"
110-H02	0.375	+/- 0.0045"	5	+/- 0.015"
110-H02	0.375	+/- 0.0045"	6	+/- 0.018"
110-H02	0.375	+/- 0.0045"	8	+/- 0.024"
110-H02	0.5	+/- 0.003"	0.75 to 2, incl.	+/- 0.008"
110-H02	0.5	+/- 0.004"	2.5 to 4, incl.	+/- 0.012"
110-H02	0.5	+/- 0.0045"	5 to 5.5, incl.	+/- 0.015"
110-H02	0.5	+/- 0.0045"	6	+/- 0.018"
110-H02	0.5	+/- 0.0045"	8	+/- 0.024"
110-H02	0.625	+/- 0.004"	1 to 2, incl.	+/- 0.008"
110-H02	0.625	+/- 0.0045"	2.5 to 4, incl.	+/- 0.012"
110-H02	0.625	+/- 0.005"	5	+/- 0.015"
110-H02	0.625	+/- 0.005"	6	+/- 0.018"
110-H02	0.75	+/- 0.004"	1 to 2, incl.	+/- 0.008"
110-H02	0.75	+/- 0.0045"	2.5 to 4, incl.	+/- 0.012"
110-H02	0.75	+/- 0.005"	5	+/- 0.015"
110-H02	0.75	+/- 0.005"	6	+/- 0.018"
110-H02	0.75	+/- 0.005"	8	+/- 0.024"
110-H02	0.875	+/- 0.004"	1.75	+/- 0.008"
110-H02	1.00	+/- 0.004"	1.25 to 2, incl.	+/- 0.008"
110-H02	1.00	+/- 0.0045"	2.5 to 4, incl.	+/- 0.012"
110-H02	1.00	+/- 0.005"	5	+/- 0.015"
110-H02	1.00	+/- 0.005"	6	+/- 0.018"
110-H02	1.0625	+/- 0.0045"	1.125	+/- 0.008"
110-H02	1.25	+/- 0.0045"	1.5 to 2, incl.	+/- 0.008"
110-H02	1.25	+/- 0.005"	2.5 to 4, incl.	+/- 0.012"
110-H02	1.25	+/- 0.006"	5	+/- 0.015"
110-H02	1.25	+/- 0.006"	6	+/- 0.018"
110-H02	1.5	+/- 0.0045"	2	+/- 0.008"
110-H02	1.5	+/- 0.005"	2.5 to 4, incl,	+/- 0.012"
110-H02	1.5	+/- 0.006"	5	+/- 0.015"
110-H02	1.5	+/- 0.006"	6	+/- 0.018"
110-H02	1.75	+/- 0.005"	2.5	+/- 0.012"
110-H02	2	+/- 0.005"	2.5 to 4, incl.	+/- 0.012"
110-H02	2	+/- 0.006"	5	+/- 0.018"
110-H02	2.5	+/- 0.006"	3 to 4, incl.	+/- 0.012"

Full Rounded Edge Rectangle Bars
Alloy(s)	Spec. Thickness, in.	Thickness Tol. (over(+)/under(-))	Spec. Width, in.	Width Tol. (over(+)/under(-))
110-H02 (Tinned)	0.125	+/- 0.003"	2 to 4, incl.	+/- 0.008"
110-H02 (Tinned)	0.25	+/- 0.003"	1 to 2, incl.	+/- 0.008"
110-H02 (Tinned)	0.25	+/- 0.004"	2.5 to 4, incl.	+/- 0.012"
110-H02 (Tinned)	0.25	+/- 0.0045"	5	+/- 0.015"
110-H02 (Tinned)	0.25	+/- 0.0045"	6	+/- 0.018"
110-H02 (Tinned)	0.25	+/- 0.0045"	8	+/- 0.024"
110-H02 (Silver Flash)	0.1875	+/- 0.003"	1 to 1.5, incl.	+/- 0.008"
110-H02 (Silver Flash)	0.25	+/- 0.003"	0.5 to 2, incl.	+/- 0.008"
110-H02 (Silver Flash)	0.25	+/- 0.004"	2.5 to 4, incl.	+/- 0.012"
110-H02 (Silver Flash)	0.25	+/- 0.0045"	5	+/- 0.015"
110-H02 (Silver Flash)	0.25	+/- 0.0045"	6	+/- 0.018"
110-H02 (Silver Flash)	0.25	+/- 0.0045"	8	+/- 0.024"
110-H02 (Silver Flash)	0.375	+/- 0.003"	1.5 to 2, incl.	+/- 0.008"
110-H02 (Silver Flash)	0.375	+/- 0.004"	2.5 to 4, incl.	+/- 0.012"
110-H02 (Silver Flash)	0.375	+/- 0.0045"	5	+/- 0.015"
110-H02 (Silver Flash)	0.375	+/- 0.0045"	6	+/- 0.018"
110-H02 (Silver Flash)	0.5	+/- 0.003"	1.25 to 2, incl.	+/- 0.008"
110-H02 (Silver Flash)	0.5	+/- 0.004"	3 to 4, incl.	+/- 0.012"
110-H02 (Silver Flash)	0.5	+/- 0.0045"	5	+/- 0.015"
110-H02 (Silver Flash)	0.5	+/- 0.0045"	6	+/- 0.018"

Sheet/Plate
Applicable Alloys: 101(-H01/H02)
Spec. Thickness, in.	Thickness Tol. (over(+)/under(-))
0.020	+/- 0.0035"
0.025	+/- 0.0035"
0.032	+/- 0.004"
0.040	+/- 0.005"
0.050	+/- 0.005"
0.062	+/- 0.006"
0.093	+/- 0.007"
0.125	+/- 0.007"
0.190	+/- 0.008"
0.250	+/- 0.012"
0.3125	+/- 0.013"
0.375	+/- 0.013"
0.500	+/- 0.013"
0.625	+/- 0.017"
0.750	+/- 0.017"
0.875	+/- 0.021"
1.000	+/- 0.021"

Sheet/Plate
Applicable Alloys: 110-H02
Spec. Thickness, in.	Thickness Tol. (over(+)/under(-))
0.020	+/- 0.0035"
0.025	+/- 0.0035"
0.032	+/- 0.004"
0.040	+/- 0.005"
0.050	+/- 0.005"
0.060	+/- 0.005"
0.062	+/- 0.006"
0.080	+/- 0.007"
0.093	+/- 0.007"
0.125	+/- 0.007"
0.156	+/- 0.008"
0.1870	+/- 0.008"

Sheet/Plate
Applicable Alloys: ASTM B370
Spec. Thickness, in.	Thickness Tol. (over(+)/under(-))
12 Oz, 0.0160	+/- 0.0012"
16 Oz, 0.0216	+/- 0.0012"
20 Oz, 0.0270	+/- 0.0012"
24 Oz, 0.0323	+/- 0.0015"
32 Oz, 0.0431	+/- 0.0020"

Round Tubes
Alloy(s)		Spec. O.D., in.	O.D. Tol. (over(+)/under(-))	Spec. Wall Thickness, in.	Wall Thickness Tol. (over(+)/under(-))
101-H80	Drawn	0.125	+/- 0.002"	0.032	+/- 0.003"
101-H80	Drawn	0.1875	+/- 0.002"	0.032	+/- 0.0025"
101-H80	Drawn	0.1875	+/- 0.002"	0.035	+/- 0.0025"
101-H80	Drawn	0.250	+/- 0.002"	0.032	+/- 0.0025"
101-H80	Drawn	0.250	+/- 0.002"	0.035	+/- 0.0025"
101-H80	Drawn	0.3125	+/- 0.002"	0.032	+/- 0.0025"
101-H80	Drawn	0.3125	+/- 0.002"	0.065	+/- 0.0035"
101-H80	Drawn	0.375	+/- 0.002"	0.032	+/- 0.0025"
101-H80	Drawn	0.375	+/- 0.002"	0.035	+/- 0.0025"
101-H80	Drawn	0.375	+/- 0.002"	0.065	+/- 0.0035"
101-H80	Drawn	0.500	+/- 0.002"	0.032	+/- 0.0025"
101-H80	Drawn	0.500	+/- 0.002"	0.035	+/- 0.0025"
101-H80	Drawn	0.500	+/- 0.002"	0.0625	+/- 0.0035"
101-H80	Drawn	0.500	+/- 0.002"	0.125	+/- 0.005"
101-H80	Drawn	0.625	+/- 0.002"	0.062	+/- 0.0035"
101-H80	Drawn	0.625	+/- 0.002"	0.121	+/- 0.005"
101-H80	Drawn	0.750	+/- 0.0025"	0.035	+/- 0.0025"
101-H80	Drawn	0.750	+/- 0.0025"	0.0625	+/- 0.004"
101-H80	Drawn	0.750	+/- 0.0025"	0.125	+/- 0.006"
101-H80	Drawn	1.000	+/- 0.0025"	0.049	+/- 0.0035"
101-H80	Drawn	1.000	+/- 0.0025"	0.125	+/- 0.006"
101-H80	Drawn	1.000	+/- 0.004"	0.145	+/- 0.006"
101-H80	Drawn	1.000	+/- 0.0025"	0.25	+/- 0.0175"
101-H80	Drawn	1.250	+/- 0.003"	0.125	+/- 0.006"
101-H80	Drawn	1.250	+/- 0.003"	0.1975	+/- 0.009"
101-H80	Drawn	1.500	+/- 0.003"	0.125	+/- 0.006"
101-H80	Drawn	1.500	+/- 0.003"	0.250	+/- 0.0175"
101-H80	Drawn	1.500	+/- 0.003"	0.375	+/- 0.02625"
101-H80	Drawn	1.625	+/- 0.003"	0.049	+/- 0.003"
101-H80	Drawn	1.750	+/- 0.003"	0.065	+/- 0.004"
101-H80	Drawn	1.750	+/- 0.003"	0.375	+/- 0.02625"
101-H80	Drawn	2.000	+/- 0.003"	0.063	+/- 0.004"
101-H80	Drawn	2.000	+/- 0.003"	0.125	+/- 0.006"
101-H80	Drawn	2.000	+/- 0.003"	0.250	+/- 0.0175"
101-H80	Drawn	2.000	+/- 0.003"	0.500	+/- 0.035"
101-H80	Drawn	2.125	+/- 0.004"	0.250	+/- 0.0175"
101-H80	Drawn	2.250	+/- 0.004"	0.3125	+/- 0.004"
101-H80	Drawn	2.500	+/- 0.004"	0.065	+/- 0.006"
101-H80	Drawn	2.500	+/- 0.004"	0.125	+/- 0.008"
101-H80	Drawn	2.500	+/- 0.004"	0.250	+/- 0.0175"
101-H80	Drawn	2.500	+/- 0.004"	0.375	+/- 0.02625"
101-H80	Drawn	2.750	+/- 0.004"	0.250	+/- 0.0175"
101-H80	Drawn	2.750	+/- 0.004"	0.375	+/- 0.02625"
101-H80	Drawn	2.750	+/- 0.004"	0.625	+/- 0.04375"
101-H80	Drawn	3.000	+/- 0.004"	0.250	+/- 0.0175"
101-H80	Drawn	3.000	+/- 0.004"	0.625	+/- 0.04375"
101-H80	Drawn	3.375	+/- 0.005"	0.500	+/- 0.035"
101-H80	Drawn	3.500	+/- 0.005"	0.062	+/- 0.006"
101-H80	Drawn	3.500	+/- 0.005"	0.187	+/- 0.011"
101-H80	Drawn	3.500	+/- 0.005"	0.250	+/- 0.0175"
101-H80	Drawn	3.500	+/- 0.005"	0.562	+/- 0.03934"
101-H80	Drawn	3.750	+/- 0.005"	0.500	+/- 0.035"
101-H80	Drawn	4.000	+/- 0.005"	0.250	+/- 0.0175"
101-H58	Drawn	4.000	+/- 0.005"	0.500	+/- 0.035"
101-H58	Drawn	4.000	+/- 0.005"	0.625	+/- 0.04375"
101-H58	Drawn	4.500	+/- 0.006"	0.109	+/- 0.009"
101-H58	Drawn	5.500	+/- 0.007"	0.562	+/- 0.04496"
101-H58	Drawn	6.500	+/- 0.008"	0.500	+/- 0.040"

Round Tubes
Alloy(s)		Spec. O.D., in.	O.D. Tol. (over(+)/under(-))	Spec. Wall Thickness, in.	Wall Thickness Tol. (over(+)/under(-))
122-H58	Drawn	0.1875	+/- 0.002"	0.032	+/- 0.0025"
122-H58	Drawn	0.250	+/- 0.002"	0.035	+/- 0.003"
122-H58	Drawn	0.250	+/- 0.002"	0.049	+/- 0.003"
122-H58	Drawn	0.250	+/- 0.002"	0.065	+/- 0.0035"
122-H58	Drawn	0.3125	+/- 0.002"	0.035	+/- 0.003"
122-H58	Drawn	0.3125	+/- 0.002"	0.065	+/- 0.0035"
122-H58	Drawn	0.375	+/- 0.002"	0.035	+/- 0.003"
122-H58	Drawn	0.375	+/- 0.002"	0.049	+/- 0.003"
122-H58	Drawn	0.500	+/- 0.002"	0.035	+/- 0.003"
122-H58	Drawn	0.500	+/- 0.002"	0.065	+/- 0.0035"
122-H58	Drawn	0.625	+/- 0.002"	0.035	+/- 0.003"
122-H58	Drawn	0.625	+/- 0.002"	0.065	+/- 0.0035"
122-H58	Drawn	0.750	+/- 0.0025"	0.035	+/- 0.0035"
122-H58	Drawn	0.750	+/- 0.0025"	0.049	+/- 0.0035"
122-H58	Drawn	0.750	+/- 0.0025"	0.065	+/- 0.004"
122-H58	Drawn	0.875	+/- 0.0025"	0.065	+/- 0.004"
122-H58	Drawn	1.000	+/- 0.0025"	0.035	+/- 0.0035"
122-H58	Drawn	1.000	+/- 0.0025"	0.065	+/- 0.004"
122-H58	Drawn	1.250	+/- 0.003"	0.065	+/- 0.004"
122-H58	Drawn	1.500	+/- 0.003"	0.065	+/- 0.004"
122-H58	Drawn	2.500	+/- 0.003"	0.065	+/- 0.004"