In order to comprehensively improve the company’s middle management work execution, results-oriented, in-depth study of efficient execution system, improve work efficiency, and create a high-...
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 ...
Hard sealed butterfly valve:
Butterfly valve hard seal refers to: the two sides of the sealing pair are metal materials or hard other materials. This seal has poor sealing properties, but it has hi...
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...
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1.The filter principle
Y-strainer is an indispensable filter device in the pipeline system for conveying fluid medium. Y-strainers are usually installed at the inlet of pressure reducing valve, pre...