咨询热线
13051055999
专业销售机制铸铁管，球墨铸铁管，柔性铸铁管，铸铁排水管，A型铸铁管，B型铸铁管，W型铸铁管、球磨铸铁井盖箅子
咨询热线
13051055999
| 同心变径管 | 单位（mm） | ||||
| 公称口径 | L | L1 | L2 | L3 | |
| DN | DN1 | | |||
| 75 | 50 | 90 | 40 | 10 | 40 |
| 100 | 75 | 90 | 40 | 10 | 40 |
| 125 | 50 | 90 | 40 | 10 | 40 |
| 125 | 100 | 100 | 50 | 10 | 40 |
| 125 | 75 | 100 | 50 | 10 | 40 |
| 150 | 50 | 100 | 50 | 10 | 40 |
| 150 | 125 | 100 | 50 | 10 | 40 |
| 150 | 100 | 100 | 50 | 10 | 40 |
| 150 | 75 | 100 | 50 | 10 | 40 |
| 150 | 50 | 100 | 50 | 10 | 40 |
| 200 | 150 | 120 | 60 | 10 | 40 |
| 200 | 100 | 110 | 60 | 10 | 40 |
| 200 | 75 | 110 | 60 | 10 | 40 |
| 200 | 50 | 110 | 60 | 10 | 40 |
