TPi May 2018

products & developments

New butterfly valve introduced Asahi/America has announced the next-generation Type-57 butterfly valve: the Type-57P. The redesigned valve is available in an ANSI wafer- style connection and shares the same face-to-face dimensions as all similarly sized Asahi/America Type-57 butterfly valves. 8" with a lever, and 1½" to 14" with the Plasgear™ operator. Available body and disc materials include PVC, CPVC, PP and PVDF. The Type-57P top flange features an ISO 5211 F07 – F14 bolt circle, and all sizes can be electrically or pneumatically actuated. Type-57P valves are

Type-57P valves, with lever and Plasgear operator

New features of the Type-57P include two moulded tag holes in the valve body for user-defined valve identification, and a highly visible throttle positioning plate. The plate, which features an opening degree legend in 10° increments, allows accurate throttle positioning between 0° (closed) and 90° (open). The Type-57P’s body and disc are injection moulded for durability, and the 316 stainless steel stem is non- wetted. For high cycle life and smooth torque, the seat and disc bushings have been fitted with dual O-ring seals. Asahi/America’s Type-57P butterfly valve is available in sizes from 1½" to

assembled to customer specification and tested in Asahi/America’s facility in Lawrence, Massachusetts, USA. Available accessories include stem extensions, chain

aquariums, chemical processing, swimming pools and water features, power plants and mining applications.

operators, manual limit switches, 2" square operating nuts, and Asahi/ America’s Speed Handle™ for the Plasgear operator. The Type-57P is suitable for water and wastewater treatment, landfills,

Asahi/America, Inc – USA asahi@asahi-america.com www.asahi-america.com

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May 2018 TUBE PRODUCTS INTERNATIONAL