Judging whether the electric butterfly valve needs to be replaced is an important task to ensure the safety and stable operation of the system. According to different operating conditions and the specific use environment, operators can judge whether the electric butterfly valve can no longer meet the process requirements and needs to be replaced through the following aspects.…

The tilted design of the valve disc reduces the impact of the fluid on the valve, and the closing process is relatively gentle, reducing the water hammer phenomenon. When the medium flows downstream, the fluid pressure pushes the valve disc to rotate around its hinge, the valve opens, and the fluid passes smoothly. When the medium flows backward, the fluid pressure tilts the valve disc to the cl…

The jacket insulation valve is a conventional valve body with a metal jacket welded on the outside. The temperature of the medium in the valve body can be adjusted by injecting steam, heat transfer oil, cooling water and other media into the jacket to achieve the effect of heat preservation or cold preservation.…

Welded ball valve is widely used in various pipeline equipment such as city gas, city heating, petrochemical, shipbuilding, steel, pressure regulating station, power plant, etc.…

The valve is a control component in the pipeline fluid delivery system…

Diaphragm valve refers to a flexible membrane or a combined diaphragm installed in the valve body and the valve cover, and its closing part is a compression device connected to the diaphragm. …

Blind valve is a gate valve that cuts off gas media by hand, electric or gas or hydraulic. It is mainly divided into electric blind valve, hydraulic blind valve, pneumatic blind valve, closed plug valve, electric open blind valve and other types.…

The sealing principle of ANSI stop valves mainly depends on their unique structure and operating mechanism.…