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Principle of Globe Valve (Figure)
Globe Valve is also called stop valve, shut-off valve. The opening and closing part of the globe valve is a plug-shaped valve disc, the sealing surface is flat or cone, and the valve disc moves linearly along the centerline of the fluid. The movement form of the valve stem includes a lifting rod type (the […]
The difference between a float valve and a ball valve
The difference between a float valve and a ball valve, the principle of the float valve | diagram Float valve is a product of liquid level measurement and control. It is constructed by several main components such as valve body, piston, connecting rod and floating ball, and uses the principle of leverage to make the […]
Electric globe valve selection and application
Electric shut-off valve selection, Electric shut-off valve application, globe valve also named shut off valve or cut off valve. Advantages of electric shut-off valve: Once the electric shut-off valve is in the open state, there is no contact between its valve seat and the sealing surface of the disc, so its sealing surface is less […]
Ball valve installation and maintenance methods
Ball valve installation: 1. It must be confirmed that the pipeline and valve have been cleaned before operation. 2. The actuator operation of the valve drives the valve stem to complete rotation according to the size of the input signal: when it rotates 1/4 turn (900) in the forward direction, the valve is closed. When […]
How many types of gate valves?
Types and classifications method of gate valves Gate valve, also called slab valve, is mainly composed of valve body, bonnet, gate, valve stem, valve seat and sealing packing. It is one of the most common valve types in isolation valves. The main purpose of the gate valve is to cut off the fluid. For this […]
The role and use of the ball valve
The function of the ball valve: The opening and closing part of the ball valve is a round sphere with a hole. The ball core rotates around the axis of the valve stem by 0-90° back and forth to achieve the purpose of opening or closing the valve. Ball valves have many functions. They are […]
Types and classifications of globe valve
Type of globe valve / Classification of globe valve The globe valve, also called the shut off valve or cut-off valve, is the most widely used valve, which is mainly composed of a valve body, a valve clack, a valve cover, and a valve stem. The valve body and valve cover are pressure-bearing parts, and […]
Electric ball valve-metal seated vs soft-seated type
What is the difference between an electric hard-sealed ball valve and an electric soft-sealed ball valve? There are many types of ball valves, and the corresponding working conditions are different according to the structure, connection method and valve body material. However, in all types of ball valves, the sealing form is only divided into two […]
Globe valve structures and design standard
Globe valve structure, Globe valve design standard The shut-off valve is a particularly common shut-off valve, which is mainly used to connect or cut off the medium in the pipeline, and is generally not used to adjust the flow. The globe valve is suitable for a wide range of pressure and temperature, but it is […]
Schematic diagram of electric ball valve structure
The electric ball valve has a simple structure and is composed of a few parts. It has the advantages of small size, light weight, small installation size, small driving torque, easy operation and agility, and it can be quickly opened and closed only by rotating 90°. It has a good flow regulating effect and sealing […]