船用青銅對夾式止回閥
主要外形尺寸：
|
公稱通徑 DN(mm) |
L |
D
|
||
|
1.6 |
2.5 |
4．0 |
||
|
15 |
25 |
48 |
48 |
48 |
|
20 |
31.5 |
58 |
58 |
58 |
|
25 |
35.5 |
68 |
68 |
68 |
|
32 |
40 |
80 |
80 |
80 |
|
40 |
45 |
90 |
90 |
90 |
|
50 |
56 |
105 |
105 |
105 |
|
65 |
63 |
125 |
125 |
125 |
|
80 |
71 |
140 |
140 |
140 |
|
100 |
80 |
160 |
165 |
165 |
|
125 |
110 |
190 |
195 |
195 |
|
150 |
125 |
215 |
225 |
225
|
|
200 |
160 |
270 |
285 |
290
|
|
250 |
200 |
330 |
340 |
350 |
|
300 |
250 |
385 |
400 |
415 |