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对夹式止回阀 短系列对夹单瓣旋启式止回阀的结构长度_阀门标准
对夹式止回阀 短系列对夹单瓣旋启式止回阀的结构长度
| 公称尺寸 DN |
公 称 压 力 PN |
|||||
| 10、16、20 |
25、40、50 |
63 |
100、110 |
150、160 |
250、260 |
|
| |
||||||
| 50 |
19 |
19 |
19 |
19 |
19 |
19 |
| 65 |
19 |
19 |
19 |
19 |
19 |
19 |
| 80 |
19 |
19 |
19 |
19 |
19 |
22 |
| 100 |
19 |
19 |
22 |
22 |
22 |
32 |
| 125 |
19 |
19 |
22 |
25 |
29 |
38 |
| 150 |
19 |
22 |
25 |
29 |
35 |
44 |
| 200 |
29 |
29 |
32 |
38 |
44 |
57 |
| 250 |
29 |
38 |
51 |
57 |
57 |
73 |
| 300 |
38 |
51 |
57 |
60 |
— |
— |
| 350 |
44 |
51 |
64 |
67 |
— |
— |
| 400 |
51 |
51 |
64 |
73 |
— |
— |
| 450 |
60 |
76 |
83 |
83 |
— |
— |
| 500 |
64 |
83 |
89 |
92 |
— |
— |
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