直通主要连接尺寸(连接方式,承插焊条焊)
公称通径 DN(mm) | ±1 L (mm) | ±1 D (mm) | ±1.5 K (mm) | Z (mm) | d (mm) |
15 | 35.0 | 29.0 | 3.0 | 16 | 20 |
20 | 39.0 | 35.0 | 3.0 | 17 | 25 |
25 | 43.0 | 43.0 | 3.0 | 19 | 32 |
32 | 47.0 | 51.0 | 3.0 | 21 | 40 |
40 | 52.0 | 64.0 | 3.0 | 23 | 50 |
50 | 60.0 | 81.0 | 3.0 | 28 | 63 |
65 | 70.0 | 92.0 | 4.0 | 32 | 75 |
80 | 78.0 | 112.5 | 5.0 | 36 | 90 |
100 | 92.0 | 129.0 | 5.0 | 42 | 110 |