2024-09-30
What are the differences between wafer-type butterfly valves and flanged butterfly valves?
Wafer-type butterfly valves and flanged butterfly valves are two common types of butterfly valves in industrial pipeline systems, and they have significant differences in structure, installation methods and application scenarios. The following are the specific differences between the two:
1. Structural features
Wafer-type butterfly valve
There are no flanges on both sides of the valve body. Usually, there are only a few guide bolt holes.
It has a simple structure, small volume and light weight, and is composed of a few parts, such as the valve body, valve stem, butterfly plate and valve seat.
Sealing method: Elastic sealing is usually adopted. The sealing ring can be em
