Dual plate check valve H77X butterfly plate is two semicircles, and the spring forced reset, sealing surface can be body stacking welding wear-resistant material or lining rubber, a wide range of u...
Valves are not only widely used in various industries, but also use different environments, and some valves in harsh working environments are prone to problems. Since valves are important equipment...
Classification and working principle of valve limit switch
June 12th, 2023
TWS Valve from Tianjin, China
Key Words: Mechanical limit switch; Proximity limit switch
1. Mechanical limit switch
Usuall...
In the daily use of butterfly valves, various failures are often encountered. The leakage of the valve body and bonnet of the butterfly valve is one of the many failures. What is the reason for thi...
Preparation before operation
Before operating the valve, you should read the operating instructions carefully. Before operation, you must be clear about the flow direction of the gas, you should ...
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