直接 (SxS)
优点：
描述：
描述：
产品规格（单位: MM）
| 公称尺寸 | 外径 | 承插口类型 | 承插口尺寸 | |||
| D | d1 | d2 | I | d | L | |
| 1/2' | 30.00 | 21.54 | 21.23 | 24.00 | 16.00 | 52.00 |
| 3/4' | 35.00 | 26.87 | 26.57 | 27.00 | 22.00 | 58.00 |
| 1' | 44.00 | 33.65 | 33.27 | 30.00 | 30.00 | 64.00 |
| 1¼' | 54.00 | 42.42 | 42.04 | 34.00 | 38.00 | 72.00 |
| 1½' | 60.00 | 48.56 | 48.11 | 37.00 | 43.00 | 78.00 |
| 2' | 73.00 | 60.63 | 60.17 | 41.00 | 54.00 | 84.00 |
| 2½' | 88.00 | 73.38 | 72.85 | 46.50 | 67.00 | 98.00 |
| 3' | 105.00 | 89.31 | 88.70 | 50.00 | 82.00 | 107.00 |
| 4' | 132.00 | 114.76 | 114.10 | 60.00 | 106.00 | 126.00 |
| 5' | 162.00 | 141.81 | 141.00 | 77.00 | 133.00 | 143.00 |
| 6' | 193.00 | 168.83 | 168.00 | 79.00 | 158.00 | 168.00 |
| 8' | 261.00 | 219.84 | 218.70 | 103.00 | 214.00 | 215.00 |
| 10' | 305.80 | 273.81 | 272.67 | 128.00 | 265.00 | 266.00 |
| 12' | 363.50 | 324.61 | 323.47 | 164.00 | 313.50 | 340.00 |