| Pad |
Pipe Diameter |
| No. 6 |
4 - 7 inches |
| No. 8 |
7 - 9 inches |
| No. 10 |
9 - 11 inches |
| No. 12 |
11 - 13 inches |
| No. 14 |
13 - 15 inches |
| No. 16 |
15 - 17 inches |
| No. 18 |
17 - 19 inches |
| No. 20 |
19 - 21 inches |
| No. 22 |
21 - 23 inches |
| No. 24 |
23 - 25 inches |
| No. 26 |
25 - 27 inches |
| No. 28 |
27 - 29 inches |
|
| Pad |
Pipe Diameter |
| No. 30 |
29 - 31 inches |
| No. 32 |
31 - 33 inches |
| No. 34 |
33 - 35 inches |
| No. 36 |
35 - 37 inches |
| No. 38 |
37 - 39 inches |
| No. 40 |
39 - 41 inches |
| No. 42 |
41 - 43 inches |
| No. 44 |
43 - 45 inches |
| No. 46 |
45 - 47 inches |
| No. 48 |
47 - 49 inches |
| No. 50 |
50 inches and larger POR |
|