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. Diagnose the cause of the leak
First of all, it is necessary to accurately diagnose the cause of the leak. Leaks can be caused by a variety of factors, such as frayed sealing surfaces, de...
The sealing performance of the valve is one of the main indexes to evaluate the valve quality. The sealing performance of the valve mainly includes two aspects, namely, internal leakage and externa...
Gate valves and butterfly valves are used as switches to regulate the flow rate in pipeline use. Of course, there are still methods in the selection process of butterfly valves and gate valves.
In ...
Wafer dual plate check valve refers to the valve that automatically opens and closes the valve flap by relying on the flow of the medium itself to prevent the backflow of the medium, also known as ...
The flow characteristics of the regulating valve are mainly four kinds of flow characteristics such as linear percentage fast opening and parabola. When installed in the actual control process, the...