正三通 (SxSxS)
优点：
描述：
描述：
产品规格（单位: MM）
| 公称尺寸 | 承插口类型 | 承插口尺寸 | ||||
| d1 | d2 | I | D | d | L | |
| DN15 | 20.3 | 20.1 | 16.0 | 27.0 | 17.0 | 56.0 |
| DN20 | 25.3 | 25.1 | 19.0 | 33.0 | 23.0 | 66.0 |
| DN25 | 32.3 | 32.1 | 22.0 | 41.0 | 29.0 | 81.0 |
| DN32 | 40.3 | 40.1 | 26.0 | 50.0 | 37.0 | 96.0 |
| DN40 | 50.3 | 50.1 | 32.0 | 61.0 | 47.0 | 118.0 |
| DN50 | 63.3 | 63.1 | 38.0 | 76.5 | 63.0 | 143.0 |
| DN65 | 75.3 | 75.1 | 44.0 | 92.0 | 72.1 | 171.0 |
| DN80 | 90.3 | 90.1 | 51.0 | 110.6 | 87.1 | 197.0 |
| DN100 | 110.4 | 110.1 | 61.0 | 133.0 | 106.1 | 238.0 |
| DN125 | 140.5 | 140.2 | 77.0 | 162.0 | 133.0 | 307.0 |
| DN150 | 160.5 | 160.2 | 86.0 | 186.0 | 152.0 | 338.0 |
| DN200 | 225.7 | 225.3 | 120.0 | 261.0 | 205.0 | 468.0 |
| DN250 | 281.5 | 280.0 | 146.5 | 323.5 | 272.0 | 583.0 |
| DN300 | 316.42 | 314.98 | 164.0 | 363.5 | 305.0 | 678.0 |