通孔 螺纹孔
| 阀通径
DN |
B
mm |
a
mm |
d
mm |
阀通径
DN |
B
mm |
a
mm |
M | s
mm |
t
mm |
|
| 4-8 | 26 | 5 | 4.5 | 4-8 | 24 | 6 | M6 | 6.5 | 9 | |
| 10 | 32 | 5 | 6.5 | 10 | 32 | 5.5 | M6 | 7 | 10 | |
| 13 | 37.5 | 4.8 | 6.5 | 13 | 36 | 6 | M6 | 8.5 | 11 | |
| 16 | 37.5 | 5 | 6.5 | 16 | 32 | 8 | M6 | 7 | 10.5 | |
| 20 | 45 | 6.5 | 6.5 | 20 | 45 | 7.5 | M10 | 12 | 15 | |
| 25 | 55 | 6 | 6.7 | 25 | 45 | 7.5 | M10 | 12 | 15 |