表E-6 Class2500法兰的近似质量 | (kg) | |||
公称尺寸 | 带颈对焊 WN | 长高颈 LWN | 法兰盖 BL | |
DN | NPS | |||
15 | 1/2 | 3.63 | 4.97 | 13.18 |
20 | 3/4 | 4.09 | 6.02 | 4.54 |
25 | 1 | 5.90 | 7.82 | 5.45 |
32 | 1 1/4 | 9.08 | 11.78 | 8.17 |
40 | 1 1/2 | 12.71 | 15.11 | 11.35 |
50 | 2 | 19.07 | 21.27 | 17.71 |
65 | 2 1/2 | 23.61 | 29.39 | 25.42 |
80 | 3 | 42.68 | 43.35 | 39.04 |
100 | 4 | 66.28 | 63.86 | 60.38 |
125 | 5 | 110.78 | 113.47 | 101.24 |
150 | 6 | 171.61 | 162.85 | 156.63 |
200 | 8 | 261.50 | 232.79 | 241.98 |
250 | 10 | 484.87 | 405.23 | 465.35 |
300 | 12 | 730.03 | 551.44 | 644.66 |