公称通径 |
接管尺寸 |
a |
dn15 |
15.9 |
48 |
dn20 |
22.2 |
58 |
dn25 |
28.6 |
66 |
dn32 |
34.0 |
91 |
dn40 |
42.7 |
110 |
dn50 |
48.6 |
122 |
dn65 |
76.1 |
190 |
dn80 |
88.9 |
220 |
dn100 |
108.0 |
260 |