Type-57P 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-57P butterfly valve is well suited for a wide variety of fluid flow applications.
– Molded tag holes for valve identification and labeling
– Redesigned indicator plate for lever handle models 0° closed to 90° open legend with 10° intervals
– Increased internal sealing performance
– New design disc and seat
Ideal Applications Include: Isolation valves, control valves, chemical processing, water treatment, water features, fountains, aquariums, landfills, swimming pools, power plants, mining, transportation