What is “inch”: Inch (“) is a common specification unit for the American system, such as steel pipes, valves, flanges, elbows, pumps, tees, etc., such as the specification is 10...
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...
Valves are critical components for controlling the flow of fluids and gases in a variety of industrial applications. The most commonly used valve types include butterfly valves, check valves, and g...
The butterfly valve is a valve widely used in industrial and pipe systems. It has the advantages of simple structure, easy operation, good sealing ability and large flow rate, but there are also so...
There are often friends who do not understand the relationship between the specifications of “DN”, “Φ” and “”". Today, I will summarize the relationship between ...
In the pipeline design of industrial and civil buildings, the selection of valves is directly related to the efficiency, safety and economy of the entire fluid delivery system. Faced with the dazzl...