|
|
规格 |
3/4″ |
1″ |
11/4″ |
11/2″ |
13/4″ |
2″ |
21/4″ |
21/2″ |
3″ |
31/2″ |
4″ |
A |
22 |
22 |
22 |
22 |
22 |
23 |
23 |
25 |
25 |
26 |
30 |
C |
19.05 |
25.4 |
31.8 |
38.1 |
45 |
50.8 |
57 |
63.5 |
76.2 |
88.9 |
101.6 |
E |
27 |
27 |
27 |
27 |
27 |
28 |
28 |
32 |
33 |
33 |
38 |