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Fire-proof and anti-static ball valve and ordinary ball valve
The difference and selection of fire-proof and anti-static ball valve and ordinary ball valve The fire-proof and anti-static ball valve is a kind of pipeline that can be used for natural gas, artificial coal gas, liquefied gas, city gas and non-corrosive gas. It has anti-static and fire-proof devices, that is, it is installed between the […]
electric hard seal butterfly valve vs electric soft seal butterfly valve
The difference between electric hard seal butterfly valve and electric soft seal butterfly valve With the rapid development of many industrial fields in our country, industrial automation has gradually replaced the manual operating system, especially the use of various automatic control valves. With its unique structural characteristics, electric butterfly valves have become one of the […]
High platform ball valve and ordinary ball valve
The difference and selection of high platform ball valve and ordinary ball valve High platform ball valve, the so-called high platform means that the ball valve adopts the ISO5211 manufacturing standard. A square or round flange and the ball valve are cast into one piece, and the end of the platform is higher than the […]
Vulcanized vs soft seated/back-up butterfly valve
The difference between rubber-lined butterfly valve and rubber butterfly valve (illustration) The difference between a rubber-lined butterfly valve and a rubber butterfly valve, and the difference between a rubber-lined butterfly valve and a plastic-lined butterfly valve. The rubber-lined butterfly valve uses a high-temperature method to vulcanize the rubber and the valve body into one body. […]
Prevention and treatment of valve corrosion
What is valve corrosion? Corrosion of the valve is usually understood as the damage to the metal material of the valve under the action of a chemical or electrochemical environment. Since the “corrosion” phenomenon occurs in the spontaneous interaction between the metal and the surrounding environment, how to isolate the metal from the surrounding environment […]
The working principle of butterfly valve (picture)
Working principle of butterfly valve: The butterfly valve is a valve that opens and closes according to the rotation of the valve stem, while driving the disc plate to rotate. In the cylindrical channel of the butterfly valve body, the disc-shaped butterfly plate rotates around the axis, mainly by rotating the disc plate 90° for […]
Electric ball valve principle | Electric ball valve working principle
Electric ball valve principle | Electric ball valve working principle The electric ball valve is mainly composed of an electric actuator and a ball valve. The cock body is a ball with a 90-degree rotation. Electric ball valve is not only a good product for throttling, blocking, cutting, on-off, and diversion, it is also the […]
Ball valve model preparation method/code name establishment
Ball valve model preparation method/code name establishment in China. With the rapid development of my country’s industrial modernization, the use of valves is also increasing. Ball valves have the advantages of fast opening and closing speed, and not only can switch and cut off, but also control flow, etc., and become the most widely used […]
Flange telescopic butterfly valve application | advantages and disadvantages | installation instructions
Flange telescopic butterfly valve application|advantages and disadvantages|installation instructions Flange telescopic butterfly valve application: The butterfly plate of the flange telescopic butterfly valve is installed in the diameter direction of the pipeline. In the cylindrical passage of the telescopic butterfly valve body, the disc-shaped butterfly plate rotates around the axis, and the rotation angle is between […]
Wafer butterfly valve installation instructions and steps
Wafer butterfly valve is one of the most common types of valves in industrial pipelines. The wafer butterfly valve itself has a relatively small structure. You only need to put the butterfly valve in the middle of the flanges at both ends of the pipeline, and use stud bolts to pass through the pipeline flange […]