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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 […]
Pneumatic ball valve-with high platform vs with bracket
The difference between pneumatic high platform ball valve and pneumatic ball valve with bracket Pneumatic ball valve is one of the most widely used valve types in recent years. It is not only convenient in operation, but also very fast in execution. It is used in a variety of fields, such as petroleum, chemical, power […]
Fluorine-lined valve instructions | Installation instructions
Fluorine-lined valve instructions | Installation instructions 1 The fluorine-lined valve flange cover cannot be opened at will. Unless it is ready to be connected to the pipeline, the PTFE flange surface may be bumped, scratched or deformed due to temperature differences and foreign objects, which may affect the sealing. If the cover is moved due […]
Valve seal (ring) material usage range comparison table
Valve seal (ring) material usage range comparison table The selection of valve sealing material is determined according to the operating conditions of the valve, such as: pipeline medium, temperature range (high and low temperature), pressure, and internal structure of the valve. For different occasions, the selected seals are also different. Valve seals can generally be […]
Cryogenic valve principle |standard |illustration |selection
Principle of Cryogenic valve|Standard of Cryogenic valve|Selection of Cryogenic valve The so-called cryogenic valve is a kind of altra-low temperature valve, as the name implies, is a valve suitable for working in cryogenic conditions. In the valve industry, valves that tend to -40°C are called cryogenic valves. Cryogenic valves are generally used in cryogenic systems […]
The difference between API, DIN valve and GB valve
The difference between American standard valve, German standard valve and national standard valve (American Standard, German Standard, National Standard) The difference between valves: First of all, it can be distinguished from the standard codes of various countries: GB is the national standard of China, the American standard (ANSI), and the German standard (DIN). Secondly, it […]
The difference between internally and externally threaded valves
Threaded valve (also called internal threaded valve) generally refers to a valve with internal or external thread on the valve body. It is mainly divided into internal threaded valve and external threaded valve. Corresponding to the pipeline. Usually threaded valves can only be manufactured with small diameters and are used for normal pressure or low […]
Properties of Fixed ball valve
The fixed ball valve is a new generation of high-performance ball valve, suitable for long-distance pipelines and general industrial pipelines. Its strength, safety, and harsh environment resistance have been specially considered in the design, and it is suitable for various corrosive and non-corrosive media. . Compared with the floating ball valve, when working, the force […]
The difference between fixed ball valve and floating ball valve
There are many types of ball valves, such as hard-sealed ball valves, soft-sealed ball valves, welded half-ball valves, V-shaped ball valves, flanged ball valves, wafer ball valves, fixed ball valves, and floating ball valves. These classifications are based on the actual use of the manufacturer and the actual situation of the customer. Need, it is […]
All types of check valve and its structures
Check valve refers to a valve whose opening and closing parts are circular discs and rely on its own weight and medium pressure to generate actions to block the back flow of the medium. It is an automatic valve, also known as one-way valve, non-return valve(NSV) or isolation valve. The movement of the disc is […]