Check valve installation attention points and selection
Classification:
Release Time：2021-05-21
Check valve installation note points: 1, because the check valve is easy to damage, therefore, should be installed near the pump outlet check valve, in the upper part of the check valve with a cut-off valve (usually with ball valve or gate valve), easy maintenance. 2. The check valve medium on the standpipe flows from bottom to top. 3. When installing, pay attention to the direction of medium flow should be consistent with the arrow direction of the valve body.
Check valve installation note points:
1, because the check valve is easy to damage, therefore, should be installed near the pump outlet check valve, in the upper part of the check valve with a cut-off valve (usually with ball valve or gate valve), easy maintenance.
2. The check valve medium on the standpipe flows from bottom to top.
3. When installing, pay attention to the direction of medium flow should be consistent with the arrow direction of the valve body.
Check valve according to the nominal diameter selection:
For high and medium pressure check valves with DN<50, vertical lifting check valve and straight-through lifting check valve should be selected;
For low-pressure check valves with DN<50, butterfly check valves, vertical lift check valves and diaphragm check valves should be selected;
For 50
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