 |
| 套管尺寸 | 每英尺孔数 | 孔径 | 每英尺开孔面积 | ||
| 3/4' | 78 | 3/16' | 2.15 | | |
| 1' | 54 | 5/16' | 4.14 | | |
| 1-1/4' | 66 | 5/16' | 5.06 | | |
| 1-1/2' | 78 | 5/16' | 5.98 | | |
| 2-1/16' | 78 | 5/16' | 5.98 | | |
| 2-3/8' | 90 | 3/8' | 9.94 | | |
| 2-7/8' | 102 | 3/8' | 11.26 | | |
| 3-1/2' | 126 | 3/8' | 13.91 | | |
| 4' | 138 | 3/8' | 15.24 | | |
| 4-1/2' | 150 | 3/8' | 16.56 | | |
| 5' | 162 | 3/8' | 17.88 | | |
| 5-1/2' | 174 | 3/8' | 19.21 | | |
| 6-5/8' | 186 | 3/8' | 20.53 | | |
| 7' | 222 | 3/8' | 24.51 | | |
| 9-5/8' | 294 | 3/8' | 32.46 | ||
| 套管尺寸 | 每英尺孔数 | 孔径 | 每英尺开孔面积 | ||
| 3/4' | 78 | 3/16' | 2.15 | | |
| 1' | 54 | 5/16' | 4.14 | | |
| 1-1/4' | 66 | 5/16' | 5.06 | | |
| 1-1/2' | 78 | 5/16' | 5.98 | | |
| 2-1/16' | 78 | 5/16' | 5.98 | | |
| 2-3/8' | 90 | 3/8' | 9.94 | | |
| 2-7/8' | 102 | 3/8' | 11.26 | | |
| 3-1/2' | 126 | 3/8' | 13.91 | | |
| 4' | 138 | 3/8' | 15.24 | | |
| 4-1/2' | 150 | 3/8' | 16.56 | | |
| 5' | 162 | 3/8' | 17.88 | | |
| 5-1/2' | 174 | 3/8' | 19.21 | | |
| 6-5/8' | 186 | 3/8' | 20.53 | | |
| 7' | 222 | 3/8' | 24.51 | | |
| 9-5/8' | 294 | 3/8' | 32.46 | ||
