Ball valve is a common fluid control equipment, is widely used in petroleum, chemical, water treatment, food and other industries. This paper will introduce the structure, working principle, classi...
The valve continuously maintains and completes the given functional requirements within a certain working time, and the performance of maintaining the given parameter value within the specified ran...
Pneumatic valve mainly refers to the cylinder playing the role of the actuator, through the compressed air to form a power source to drive the valve, so as to achieve the purpose of regulating the ...
The initial stage of the valve industry (1949-1959)
01Organize to serve the recovery of the national economy
The period from 1949 to 1952 was the period of my country’s national economic reco...
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...
Butterfly valves provide an efficient method of closing fluids on and off, and are the successor to traditional gate valve technology, which is heavy, difficult to install, and does not provide the...
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