净直分支
NS
| 尺寸 | Φd(mm) | 高（毫米） | 长（毫米） |
| 80 | 97 | 55 | 40 |
| 100 | 99 | 55 | 40 |
| 125 | 124 | 55 | 40 |
| 150 | 148.9 | 55 | 40 |
| 160 | 158.9 | 55 | 40 |
| 200 | 198.9 | 55 | 40 |
| 250 | 248.9 | 55 | 40 |
| 315 | 313.8 | 55 | 40 |
| 355 | 353.8 | 55 | 40 |
| 400 | 398.8 | 55 | 40 |
| 450 | 448.8 | 55 | 40 |
| 500 | 498.8 | 55 | 40 |
| 560 | 558.8 | 55 | 40 |
| 630 | 628.8 | 55 | 40 |
galvanized steel. mesh fixed with spot weld. branching connection (linear weld) expanded metal mesh, openings 12x12mm |
