公称尺寸 DN | 公称压力 PN | |||||||||
| 16 | 25 | 40 | 63 | 100 | 160 | 20 | 50 | 110 | 150 | |
| 25 | 6.4 | 6.4 | 6.4 | 7.4 | 7.9 | 12.7 | 6.4 | 6.4 | 7.9 | 12.7 |
| 32 | 6.4 | 6.4 | 6.4 | 7.9 | 8.6 | 14.2 | 6.4 | 6.4 | 8.6 | 14.2 |
| 40 | 6.4 | 6.7 | 7.4 | 8.2 | 9.4 | 15.0 | 6.4 | 7.9 | 9.4 | 15.0 |
| 50 | 7.9 | 8.8 | 9.3 | 10.0 | 11.2 | 15.8 | 8.6 | 9.7 | 11.2 | 19.1 |
| 65 | 8.7 | 10.0 | 10.7 | 11.4 | 11.9 | 18.0 | 9.7 | 11.2 | 11.9 | 22.4 |
| 80 | 9.4 | 10.7 | 11.4 | 12.1 | 12.7 | 19.1 | 10.4 | 11.9 | 12.7 | 19.1 |
| 100 | 10.3 | 11.5 | 13.4 | 13.4 | 16.0 | 21.3 | 11.2 | 12.7 | 16.0 | 21.3 |
| 125 | 11.0 | 12.0 | 12.5 | 15.0 | 17.5 | 23.7 | 11.5 | 14.3 | 17.5 | 23.7 |
| 150 | 11.9 | 12.6 | 14.6 | 16.7 | 19.1 | 26.2 | 11.9 | 16.0 | 19.1 | 26.2 |
| 200 | 12.7 | 13.5 | 15.9 | 19.2 | 25.4 | 31.8 | 12.7 | 17.5 | 25.4 | 31.8 |
| 250 | 14.2 | 15.0 | 17.5 | 21.2 | 28.7 | 36.6 | 14.2 | 19.1 | 28.7 | 36.6 |
| 300 | 15.3 | 16.8 | 19.1 | 23.0 | 31.8 | 42.2 | 16.0 | 20.6 | 31.8 | 42.2 |
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