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Las válvulas de mariposa son válvulas de un cuarto de vuelta con características de flujo de tipo porcentual iguales. Proporcionan un control de flujo moderado y, por lo tanto, se pueden utilizar tanto para el servicio de activación / desactivación como para el de modulación. Buena tolerancia a los sólidos en suspensión, pero no se recomienda su uso con lodos o residuos. La válvula de mariposa es adecuada para una amplia variedad de aplicaciones de flujo de fluidos.

Type-56D/75D butterfly valves are quarter turn plastic 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-56D/75D butterfly valve is well suited for a wide variety of fluid flow applications. Can be be pneumatically or electrically actuated.

Ideal Applications Include: 

Isolation valves, control valves, chemical processing, water treatment, water features, fountains, aquariums, landfills, swimming pools, power plants, mining, transportation

Features/Benefits: 

  • • Standard model 16" – 24" has PDCPD body w/PP Disc
  • • Our 403 stainless steel shaft has full engagement over the entire length of the disc and is a non-wetted part, totally isolated from the media.
  • • Higher pressure rating than standard 56 or 75 110 PSI at 70¬ F – all sizes 16"– 24"
  • • Seat over-tightening protection
  • • Disc and seat only wetted parts
  • • Bubble tight sealing
  • • ISO bolt circle on top flange
  • • No body or stem modifications required for accessories.

Specifications:

Size:

Gear: 16" - 24"

Bodies:

PDCPD

Seats:

EPDM or FKM, Also Nitrile

Seals:

Same as seating material

Models:

Wafer Style

Operators:

Gear (Plasgear/Rotork)

Discs:

PP and PVDF

Stems:

403 and 316 stainless steel, titanium, hastelloy C®‡, etc

Resources:

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