| 公稱(chēng)規(guī)格(DN) NOMINAL DIAMETER | A | B |
| 25 | 180 | 90 |
| 32 | 200 | 100 |
| 40 | 210 | 105 |
| 50 | 230 | 115 |
| 65 | 250 | 125 |
| 80 | 270 | 135 |
| 公稱(chēng)規(guī)格(DN) NOMINAL DIAMETER | A | B |
| 100 | 310 | 155 |
| 125 | 350 | 175 |
| 150 | 390 | 195 |
| 200 | 520 | 260 |
| 250 | 630 | 315 |
| 300 | 720 | 360 |


















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