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 ...
Before the valve is installed, the valve strength test and valve sealing test should be performed on the valve hydraulic test bench. 20% of low-pressure valves should be inspected randomly...
Butterfly valves are widely used in industrial piping systems, primarily for regulating fluid flow and pressure. To improve the durability and corrosion resistance of butterfly valves, the coating ...
Tianjin North Net News: In the Dongli Aviation Business District, the city’s first individual-funded machine tool museum has officially opened a few days ago. In the 1,000-square-meter museum...
In the 30s, the butterfly valve was invented in United States, introduced to the Japan in the 50s, and was widely used in Japan in the 60s, and it was promoted in China after the 70s. At present, b...
As an important fluid control device, butterfly valves are widely used in various industrial fields. Their simple structure, easy operation, and excellent sealing performance have earned them ...
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