1. Defect characteristics
Unfused refers to the phenomenon that the weld metal is not completely melted and bonded with the base metal or between the layers of the weld metal.
Failure to penetrate ...
The butterfly valve was invented in the United States in the 1930s. It was introduced to Japan in the 1950s and was not widely used in Japan until the 1960s. It was not popularized in my country un...
In the ever-evolving water industry, the need for efficient and reliable flow control solutions has never been greater. This is where the double eccentric butterfly valve comes into play, offering ...
A. Operating torque
The operating torque is the most important parameter for selecting the butterfly valve electric actuator. The output torque of the electric actuator should be 1.2~1.5 times the ...
When it comes to industrial valves, the name Tianjin Tanggu Water Seal Valve is well deserved. With their exceptional quality and commitment to excellence, they have become leaders in the industry....
Valves are fundamental control devices widely used in engineering systems to regulate, control, and isolate the flow of fluids (liquids, gases, or steam). Tianjin Water-Seal Valve Co., Ltd. provide...