资讯动态
陶瓷密封面止回阀的最大允许泄漏量_阀门标准
|
公称尺寸DN |
≤100 |
125～150 |
200～250 |
300～350 |
400～450 |
500 |
|
泄漏量cm3/min |
2.4 |
4.5 |
7.2 |
10.7 |
14.9 |
21 |
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