通用阀门 铁制截止阀与升降式止回阀、阀杆的最小走直径
|
公称尺寸 DN |
PN10、PN16 |
| 15 | 10 |
| 20 | 12 |
| 25 | 14 |
| 32 | 18 |
| 40 | 18 |
| 50 | 20 |
| 65 | 20 |
| 80 | 24 |
| 100 | 28 |
| 125 | 32 |
| 150 | 36 |
| 200 | 40 |
| 注:阀杆最小直径指螺纹公称直径或阀杆光杆部分直径。 | |
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