Industrial common check valve is installed and used
1, cut-through lift check valves should be installed in horizontal pipe road, vertical lift check valve and the bottom valve generally installed in vertical pipe, and the medium flows from bottom to top.
2, swing check valve installation position wrong limits, are normally installed in horizontal pipe, but also can be installed in vertical lines, or pour material on the pipeline.
3, install the check valve, should pay special attention to flow direction of medium, should make medium and normal flow direction of arrow on valve body direction is consistent, otherwise it will be truncated normal flow of the medium.
At the end of the valve should be installed in the bottom of the pump suction pipe.
4, the check valve is closed, will be in the middle water hammer pressure tube, serious will cause the damage of the valve gate, piping or equipment, especially for big or high pressure pipe lines, reason should be the height of the check valve selection is attention.