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Pneumatic butterfly valve installation instructions

Pneumatic butterfly valve installation instructions and steps Whether the pneumatic butterfly valve is installed well will affect the efficiency of the equipment. And the maintenance of the pneumatic butterfly valve is also related to the performance of the equipment. Improper installation or lack of maintenance will cause the performance of the butterfly valve to decline, […]

Structural characteristics of metal hard seal butterfly valve

Structural characteristics of metal hard seal butterfly valve The metal hard seal butterfly valve is mainly composed of valve body, butterfly plate, valve shaft, valve body sealing ring, butterfly plate sealing ring, shaft sleeve, self-lubricating bearing, driving device and so on. The high-performance metal hard seal butterfly valve drives the valve shaft to rotate through […]

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 […]