| Nom. Pipe Size | Outside Dia. (A) | Inside Dia. (B) | Thickness (T ) | Centerlines Web to Blank (L) | Web Width (G) |
|---|---|---|---|---|---|
| 1 | 2-1/2 | 1-1/16 | 1/4 | 1-9/16 | 1-1/4 |
| 1-1/2 | 3-1/4 | 1-5/8 | 1/4 | 1-15/16 | 1-1/2 |
| 2 | 4 | 2-3/32 | 1/4 | 2-3/8 | 1-1/2 |
| 2-1/2 | 4-3/4 | 2-15/32 | 1/4 | 2-3/4 | 1-1/2 |
| 3 | 5-1/4 | 3-3/32 | 1/4 | 3 | 1-1/2 |
| 4 | 6-3/4 | 4-1/32 | 1/4 | 3-3/4 | 1-1/2 |
| 6 | 8-5/8 | 6-3/32 | 3/8 | 4-3/4 | 2 |
| 8 | 10-7/8 | 8 | 1/2 | 5-7/8 | 2 |
| 10 | 13-1/4 | 10-1/32 | 5/8 | 7-1/8 | 2-1/2 |
| 12 | 16 | 12 | 3/4 | 8-1/2 | 2-1/2 |
| 14 | 17-5/8 | 13-1/4 | 3/4 | 9-3/8 | 2-3/4 |
| 16 | 20-1/8 | 15-1/4 | 7/8 | 10-5/8 | 2-3/4 |
| 18 | 21-1/2 | 17-1/4 | 1 | 11-3/8 | 2-3/4 |
| 20 | 23-3/4 | 19-1/4 | 1-1/8 | 12-1/2 | 2-1/4 |
| 24 | 28-1/8 | 23-1/4 | 1-3/8 | 14-3/4 | 2-3/4 |