Type-57 butterfly valves are quarter turn valves with equal percentage type flow characteristics. They provide moderate flow control and therefore can be used for both on/off and modulating service. Good tolerance to suspended solids but not recommended for use with slurries or debris. The Type-57 butterfly valve is well suited for a wide variety of fluid flow applications.
Isolation valves, control valves, chemical processing, water treatment, water features, fountains, aquariums, landfills, swimming pools, power plants, mining, transportation.
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