公称通径 | 国标系列 | |
| 管材外径 (mm) | 壁厚 (mm) | |
| DN15 | 16 | 0.8 |
| DN20 | 20 | 1.0 |
| DN25 | 25 | 1.0 |
DN32 | 32 | 1.2 |
DN40 | 40 | 1.2 |
DN50 | 50 | 1.2 |
DN60 | 63.5 | 1.5 |
DN65 | 76.1 | 2.0 |
DN80 | 88.9 | 2.0 |
DN100 | 101.6 | 2.0 |
DN125 | 133 | 2.0/2.5 |
DN150 | 159 | 2.5/3.0 |
DN200 | 219 | 3.0/4.0 |
DN250 | 273 | 3.0/4.0 |
DN300 | 325 | 4.0/4.5 |
公称通径 | 国标系列 | |
| 管材外径 (mm) | 壁厚 (mm) | |
| DN15 | 16 | 0.8 |
| DN20 | 20 | 1.0 |
| DN25 | 25 | 1.0 |
DN32 | 32 | 1.2 |
DN40 | 40 | 1.2 |
DN50 | 50 | 1.2 |
DN60 | 63.5 | 1.5 |
DN65 | 76.1 | 2.0 |
DN80 | 88.9 | 2.0 |
DN100 | 101.6 | 2.0 |
DN125 | 133 | 2.0/2.5 |
DN150 | 159 | 2.5/3.0 |
DN200 | 219 | 3.0/4.0 |
DN250 | 273 | 3.0/4.0 |
DN300 | 325 | 4.0/4.5 |