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...
1. The stomata
This is a small cavity formed by the gas that the metal solidification process does not escape inside the metal. Its inner wall is smooth and contains gas, which has a high reflectiv...
Double flange butterfly valve, as a key element in the industrial field, plays an important role in various fluid systems. Its simple structure, light weight, fast opening, fast closing, good seali...
Tianjin Tanggu Waters Valve Co., Ltd. Backflow Preventer: Uncompromising Protection for Your Systems
As a leading manufacturer in the valve industry, Tianjin Tanggu Waters Valve Co., Ltd. has been ...
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...
Valve foundation
1. The basic parameters of the valve are: nominal pressure PN and nominal diameter DN
2. Basic function of the valve: cut off the connected medium, adjust the flow rate, and change...