In fluid piping systems, flanged butterfly valves play a crucial role with their unique structure and outstanding performance. The following is a detailed analysis of the key components of flanged butterfly valves and their characteristics, aiming to help readers better understand this valve type.
Valve Body Structure
The valve body of flanged butterfly valves is usually crafted using advanced casting or forging processes to ensure that it has sufficient strength and rigidity to easily cope with the strong pressure of the medium in the pipeline. The inner cavity of the valve body is designed to be very smooth, aiming to minimize the resistance and vortex of the fluid in the valve body, so as to improve the flow efficiency of the valve.
Butterfly Plate Design
The butterfly plate, as the core component of flange butterfly valve, realizes precise control of medium flow by rotating flexibly around its own axis. The butterfly plate usually adopts round or oval design, which not only reduces the friction with the valve seat, but also significantly improves the sealing performance and service life of the valve. The butterfly plate is made of various materials, such as metal, rubber coating or PTFE, etc., to meet the needs of different media and working environment.
Valve Seat Characteristics
The valve seat of flange butterfly valve is generally made of elastic materials such as rubber, PTFE, etc. carefully to ensure the formation of a tight seal with the butterfly plate. The valve seat is designed with a certain degree of elastic deformation capacity, which can skillfully adapt to the slight extrusion of the seat by the butterfly plate during rotation, thus further improving the sealing effect.
Flange Connection
Flange butterfly valves are closely connected to the pipeline through the flanges at both ends, which is simple in structure, reliable in sealing and convenient in installation. The standard of flange strictly follows the international or national standards, such as ANSI, DIN, etc., to ensure the perfect compatibility between the valve and the pipeline, and provide a strong guarantee for the stable operation of the system.
Driving device
In order to meet different control requirements, flanged butterfly valves are equipped with a variety of driving devices, such as manual, electric, pneumatic or hydraulic. The design of these actuators takes into full consideration the convenience and reliability of operation to ensure the stable operation of the valve for a long time.
Other notable features
Flange butterfly valve is compact and lightweight, easy to install and maintain. Its design skillfully integrates the principle of fluid dynamics, effectively reducing fluid resistance and noise. In addition, the valve can be anticorrosive treatment according to the actual needs to adapt to the harsh working environment, to ensure the long-term stable operation of the system.
To summarize, flange butterfly valve plays an irreplaceable role in fluid piping system with its unique structure and excellent performance. We hope that the above content can help you understand flange butterfly valve more deeply and provide strong support for your valve selection.
Flange butterfly valve structure and characteristics of details
