Backflow preventer valves are an important component in any water system and are designed to prevent the dangerous and potentially harmful effects of backflow. As an important part of the plumbing ...
1. Structural analysis
(1) This butterfly valve has a circular cake-shaped structure, the inner cavity is connected and supported by 8 reinforcing ribs, the top Φ620 hole communicates with the inne...
1. Clean the sealing surface of the butterfly valve and the dirt in the pipeline.
2. The inner port of the flange on the pipeline must be aligned and press the rubber sealing ring of the butterfly ...
There are many types and complex types of valves, mainly including gate valves, globe valves, throttle valves, butterfly valves, plug valves, ball valves, electric valves, diaphragm valves, check v...
After the worm gear gate valve is installed and put into work, it is necessary to pay attention to the maintenance of the worm gear gate valve. Only by doing a good job of daily maintenance and mai...