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Centric Ultralene coated U type



       U-type flange


The centric butterfly valves are executed with an Ultralene coated liner for services in abbrasive, low adhesion and high corrosive applications like slurries, mining industry, flue gas desulpherisation, desalination plants.




  • Standardized actuation flange
  • One piece blow-out proof shaft
  • Self lubricating shaft bushing
  • Chambered lining
  • Overmolding on disc
  • No fluid contact with body and disc
  • Streamlined disc shape
  • No flange gaskets required
  • No cavities in the flow passage


  • Easy actuator automation
  • Low operating torques
  • High reliability
  • Excellent sealing properties
  • Prevention of radial cold-flow
  • Easy installation
  • Anti static
  • High purity
  • Ultraflon for Chlorine applications


Standard according to:              ISO - DIN - EN*

Flange connection:                    DIN-PN 10/16, ANSI Class 150*

Dimensions:                              DN 80 - 1.400mm*

Maximum working pressure*:   10 bar

Temperature range*:                 0°C ÷ 80ºC

Body materials:                         GGG40 / GG25*

Disc materials:                          Carbon Steel / Ultralene coating*

Liner / backup:                          PTFE-Silicone / PTFE-EPDM / PTFE-Viton /


Special executions:                  Antistatic / High Purity / ATEX / TA-Luft


*Details on specification can be found in
the PDF documentation, other requirements can be offered on request.

Desponia pdf

Desponia plus


World Valve ultralene