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Pneumatic butterfly valve working principle diagram
Pneumatic butterfly valve working principle diagram Pneumatic butterfly valve is a kind of general-purpose valve that is particularly widely used. Nowadays, many chemical industry, paper industry, coal industry, petroleum, medical, etc. will use valves, especially pneumatic valves, and if the use is relatively large, it must be Pneumatic butterfly valves are extremely common on many […]
Pneumatic gate valve model preparation method
Pneumatic gate valve model preparation method /naming method /code name modification: Pneumatic gate valve uses compressed air as the power source. Through the up and down movement of the valve stem, the gate is driven to open and close the valve. It has the advantages of reliable performance, convenient operation switching and maintenance, and has […]
electric wafer butterfly valve vs electric flange butterfly valve
The difference and selection of electric wafer butterfly valve and electric flange butterfly valve As one of the most common valves in pipelines, electric butterfly valves are used to realize the on-off and flow control of various media in the pipeline system. They have been widely used in many fields such as petroleum, chemical industry, […]
Representation method of electric gate valve model
Representation method of electric gate valve model; model name modification method; code name modification method The electric gate valve is composed of an electric actuator and a gate valve body. The gate plate is controlled by the power supply pressure to perform up and down linear operation to connect or close the fluid medium in […]
The sealing characteristics and principle of eccentric butterfly valve
Basic knowledge of eccentric butterfly valve: eccentric butterfly valve, also called offset butterfly valve; Eccentric butterfly valves can be divided into various types, generally single eccentric sealing butterfly valves, double eccentric sealing butterfly valves, and triple eccentric sealing butterfly valves. Features of single eccentric sealing butterfly valve: In order to solve the problem of squeezing […]
Advantages and disadvantages of butterfly valve and structure diagram
Advantages and disadvantages of butterfly valve and structure diagram The butterfly valve opening and closing part is a disc-shaped butterfly plate, which rotates around its own axis in the valve body to achieve opening and closing or adjustment. The butterfly valve is usually less than 900 from fully open to fully closed. The butterfly valve […]
Fluorine-lined butterfly valve vs metal seated butterfly valve
The difference and selection of fluorine-lined butterfly valve and metal seated butterfly valve As one of the most commonly used valves in process pipelines, butterfly valves are not only simple in structure, easy to operate, and equipped with different driving devices, but also can form a variety of control methods, such as electric butterfly valves, […]
The difference between globe valve and gate valve
The difference between globe valve and gate valve, The difference between gate valve and globe valve From the structure: The length of the gate valve is shorter than that of the stop valve, and the height is higher than that of the stop valve. The installation of the rising stem gate valve should pay attention […]
Butterfly valve use principle and installation instructions
Butterfly valve use principle and installation instructions The relationship between the opening of the butterfly valve and the flow rate basically changes linearly. If it is used to control flow, its flow characteristics are also closely related to the flow resistance of the piping. For example, two pipelines are installed with the same valve diameter […]
Gate valve model meaning and representation method
Gate valve model representation method | Gate valve model meaning Explanation of the meaning of the gate valve model: Gate valve is one of the more common types of shut-off valves. It is generally suitable for full-open or full-close two-position operation control. It is mainly used to close the medium in the pipeline. It is […]