Structural Principles of Tilting Disc Check Valves
- Mar 31, 2023
- Hits: 5
The tilting disc check valve has a net plate-type closing member, and the disc rotates around the rocker axis and is offset from the seat surface. When the valve clack turns down and fits well with the...
Features and Installation of Ultra Low Temperature Ball Valves
- Mar 23, 2023
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In recent years, with the development of petrochemical industry, especially the widespread use of liquefied natural gas (LNG), the requirements for valves applied under ultra-low temperatures have increased....
Applications & Structural Characteristics of Elastic Metal Seated Butterfly Valves
- Mar 17, 2023
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The elastic metal seated butterfly valve is a new national key product. The high-performance elastic metal seated butterfly valve adopts a double eccentric and a special oblique cone elliptical sealing...
Improvement in Valve Stem Sealing of Slab Gate Valves
- Mar 09, 2023
- Hits: 6
The leakage caused by the failure of the sealing of the slab gate valve is one of the problems that affect its service life and promotion and application, especially for the working conditions requiring...
Sealing Principles and Characteristics of Trunnion Mounted Ball Valves
- Mar 03, 2023
- Hits: 8
The trunnion mounted ball valve is a new generation of high-performance ball valve, which is suitable for long-distance pipelines and general industrial pipelines. Its strength, safety, and harsh environment...
Working Principles and Installation of Electric Butterfly Valves
- Feb 22, 2023
- Hits: 9
As a component used to realize the opening, closing and flow control of the pipeline system, the electric butterfly valve is more and more widely used in practical applications due to its excellent quality...
Installation, Maintenance and Disassembly of Floating Ball Valves
- Feb 16, 2023
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Installation 1. The ball valve is in the open position. 2. Ball valves allow fluid to flow in from either side. In order to ensure a good installation, they should be installed according to the actual...
Structure and Advantages of Axial Flow Check Valves
- Feb 08, 2023
- Hits: 36
Axial flow check valves are widely used in oil and gas pipelines due to their features of energy saving, noise reduction, low flow resistance, anti-hammering, and rapid opening and closing. ...
A Brief Introduction to Vacuum Gate Valves
- Jan 13, 2023
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The vacuum gate valve is improved from the ordinary manual gate valve. The difference is that a vacuum sealing ring is added to the packing seal of the vacuum gate valve, which has the function of self-expansion...
Requirements & Materials of Resilient Seated Gate Valves
- Dec 22, 2022
- Hits: 8
The opening and closing part of the resilient seated gate valve is a wedge, and the movement direction of the wedge is perpendicular to the direction of the fluid. The gate valve can only be fully opened...