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铁制和铜制螺纹连接阀门 扳口对边最小尺寸_阀门标准
铁制和铜制螺纹连接阀门 扳口对边最小尺寸
|
公称尺寸 DN |
铜合金材料 | 可锻铸铁材料、球墨铸铁材料 | 灰铸铁材料 |
| 8 | 17.5 | — | — |
| 10 | 21 | — | — |
| 15 | 25 | 27 | 30 |
| 20 | 31 | 33 | 36 |
| 25 | 38 | 41 | 46 |
| 32 | 47 | 51 | 55 |
| 40 | 54 | 58 | 62 |
| 50 | 66 | 71 | 75 |
| 65 | 83 | 88 | 92 |
| 80 | 96 | 102 | 105 |
| 100 | 124 | 128 | 131 |
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