Radii of Corners of Electric-Resistance-Welded Square & Rectangular Tubing:

 

 

Squares & Rectangles Made from Tubes of the Following Diameter Ranges

Wall Thickness in Bwg & in.

Radius Tolerances, in.

½ to 1/1/2

24

1/64 to 3/64

½ to 1/1/2

22

1/32 to 1/16

½ to 2/1/2

20

1/32 to 1/16

½ to 2/1/2

19

3/64 to 5/64

½ to 4

18

3/64 to 5/64

½ to 4/1/8

16

1/16 to 7/64

¾ to 4/1/8

14

5/64 to 1/8

Over 4/1/8 to 6

14

3/16 to 5/16

1 to 4/1/8

13

3/32 to 5/32

Over 4/1/8 to 6

13

3/16 to 5/16

1/1/4 to 4

12

1/8 to 13/64

Over 4 to 6

12

3/16 to 5/16

1/1/4 to 4

11

1/8 to 7/32

Over 4 to 6

11

7/32 to 7/16

2 to 4

10

5/32 to 9/32

Over 4 to 6

10

7/32 to 7/16

2 to 4

9

3/16 to 5/16

Over 4 to 8

9

7/32 to 7/16

2 to 8

8

¼ to ½

2 to 8

7

¼ to ½

2/1/2 to 4

6

5/16 to 9/16

Over 4 to 8

6

5/16 to 9/16

2/1/2 to 8

5

3/8 to 5/8

2/1/2 to 8

4

3/8 to 5/8

2/1/2 to 8

3

3/8 to 5/8

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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