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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 […]
Globe valve Model Compilation Instructions and Representation Method
Model Compilation Instructions for Globe Valves | Representation Method Compilation instructions for cut-off valve model Description method of cut-off valve model Compilation instructions for cut-off valve model: Cut-off valve, also known as cut-off valve, is a forced-sealing valve. According to the domestic valve model standard, the model of the globe valve is represented by the […]
Electric flange ball valve installation instructions
The working principle of the electric flange ball valve is to open and close the valve through the power drive and rotate the valve stem. It has the characteristics of light switch, small size, reliable sealing, simple structure and convenient maintenance. Due to the sealing surface and spherical surface of the electric flange ball valve […]
working principle of electric globe valve
The principle of electric globe valve; The working principle of electric globe valve Overview of electric shut-off valve: The electric shut-off valve is equipped with an electric actuator on the basis of the shut-off valve, and the opening and closing of the valve is controlled by an electric device. The connection between the valve and […]