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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"