This section is from the book "The Building Trades Pocketbook", by International Correspondence Schools. Also available from Amazon: Building Trades Pocketbook: a Handy Manual of reference on Building Construction.
Inside Diam. | AAA Brooklyn | A A Extra Strong. | A Strong. | B Medium. | c | D Extra Light. | ||||||
In. | Lb. | Oz. | Lb. | Oz. | Lb. | Oz. | Lb. | Oz. | Lb. | Oz. | Lb. | Oz. |
3/8 | 1 | 12 | 1 | 8 | 1 | 4 | 1 | 0 | 0 | 12 | 0 | 10 |
7/16 | 1 | 0 | 0 | 13 | ||||||||
1/2 | 3 | 0 | 2 | 0 | 1 | 12 | 1 | 4 | 1 | 0 | 0 | 12 |
5/8 | 3 | 8 | 2 | 12 | 2 | 8 | 2 | 0 | 1 | 8 | 1 | 0 |
3/4 | 4 | 12 | 3 | 8 | 3 | 0 | 2 | 4 | 1 | 12 | 1 | 4 |
1 | 6 | 0 | 4 | 12 | 4 | 0 | 3 | 4 | 2 | 8 | 2 | 0 |
1 1/4 | 6 | 12 | 5 | 12 | 4 | 12 | 3 | 12 | 3 | 0 | 2 | 8 |
l 1/2 | 8 | 8 | 7 | 8 | 6 | 8 | 5 | 0 | 4 | 4 | 3 | 8 |
1 3/4 | 10 | 0 | 8 | 8 | 7 | 0 | 6 | 0 | 5 | 0 | 4 0 | |
2 | 11 | 12 | 9 | 0 | 8 | 0 | 7 | 0 | 6 | 0 | 4 | 12 |
 
Continue to: