The dimensions and Tolerances for copper and copper alloy rods and bars for general engineering purposes as per is 2826-1996. All the dimensions are in millimeters.
DIMENSION & TOLERANCES FOR COPPER & COPPER ALLOY RODS AND BAR FOR GENERAL ENGINEERING PURPOSES AS PER IS 2826 - 1996
All dimensions are in millimeters
For Round Rods & Bars
-
Diameter
Normal Tolerance
Close Tolerance
Over
Upto & Including
6
10
+0.05
-0.05
10
20
+0.10
-0.05
20
30
+0.15
-0.08
30
50
+0.20
-0.10
50
70
+0.75 Percent
+0.75 Percent
70
100
+1.5 Percent
+1.75 Percent
100
-
+2.5 Percent
+1.5 Percent
All dimensions are in millimeters For Hexagonal Rods & Bars
-
Width Across Flats
Normal Tolerance
Close Tolerance
Over
Upto & Including
6
10
-0.10
-0.08
10
20
-0.20
-0.10
20
30
-0.25
-0.13
30
40
-0.30
-0.15
40
50
-0.40
-0.20
50
70
-0.50
-0.25
70
100
-2.0 Percent
-1.5 Percent
100
-
-3.0 Percent
-2.0 Percent
All dimensions are in millimeters For Square Rods & Bars
-
Width Across Flats
Normal Tolerance
Close Tolerance
Over
Upto & Including
6
10
+0.09
-0.05
10
20
+0.13
-0.10
20
30
+0.18
-0.13
30
40
+0.23
-0.15
40
50
+1.0 Percent
+0.75 Percent
50
70
+1.5 Percent
+1.0 Percent
70
100
+2.0 Percent
+1.5 Percent
100
+3.0 Percent
+2.0 Percent
All dimensions are in millimeters For Rectangle Rods & Bars
Tolerance