资讯动态
阀体通道最小直径标准_阀门标准
|
公称尺寸 |
缩径 |
不缩径 |
||
|
DN |
PN16～PN160 |
PN16、PN20、PN25、PN40、PN50 |
PN63、PN100、PN110 |
PN150、PN160 |
|
50 |
36 |
49 |
49 |
47 |
|
65 |
49 |
62 |
62 |
57 |
|
80 |
55 |
75 |
75 |
73 |
|
100 |
74 |
98 |
98 |
95 |
|
125 |
88 |
123 |
123 |
121 |
|
150 |
98 |
148 |
148 |
146 |
|
200 |
144 |
198 |
194 |
190 |
|
250 |
186 |
245 |
241 |
234 |
|
300 |
227 |
295 |
291 |
282 |
|
350 |
266 |
325 |
318 |
— |
|
400 |
305 |
375 |
365 |
— |
|
450 |
335 |
430 |
421 |
— |
|
500 |
375 |
475 |
453 |
— |
|
600 |
450 |
575 |
— |
— |
|
700 |
540 |
670 |
— |
— |
|
800 |
620 |
770 |
— |
— |
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