DEFINOX butterfly valves have been made for several years using a choice of materials and machining conditions that guarantee top quality strength and surface finish.
The various seal types and numerous accessories make this a highly versatile valve.
Butterfly valves are available in DPX manual valves or DPAX automated valves.


Specifications

  • Easy to assembly or disassembly
  • Low  pressure drop
  • Can easily be automated
  • Low weight and compact size

Drawings and technical description  DPX butterfly valves


Seals for butterfly valves

The seal is an essential component of the butterfly valve.It must be selected with care and adapted to the working conditions of the process.
Butterfly valves are delivered as standard with an  EPDM  seal (except for DN 125, which comes with a FKM fluorated elastomer seal)

Seals for butterfly valves

DPX manual butterfly valves- Operating devices

  • Left opening
  • Right opening
  • Lock screw handle
  • Micrometer handle
  • Notched handle


DPAX automated butterfly valves- Operating devices

  • Simple or double acting pneumatic actuator

Valves ends

  • SMS - DIN - Clamp - between flanges

Diameters

  • From DN 25 up to DN 150
Working conditions
       
Maximum temperature +120°C Minimum temperature 0°c
Maximum working pressure 400 kPa   à 1000 kPa Vacuum resistance 0,4 cm3/s
PMaximum supply pressure 800 kPa   (8 bar) Minimum supply pressure 450 kPa   (4,5 bar)


 Documentation  FR  GB  ESP  RUS
 Description brochures CAT-100 CAT-100
CAT-100
CAT-100
 Fitting instructions NI-015 NI-015
NI-015
NI-015
         
         
 Symbols  2D 3D 3D
  Autocad IGS Solidworks  
 DPX manual DXF-DPX IGS-DPX SLD-DPX  
 DPX automated DXF-DPAX IGS-DPAX SLD-DPAX  
DPX manual between flanges DXF-DPX_EB IGS-DPX_EB
SLD-DPX_EB   
DPAX auto. between flanges
DXF-DPAX_EB IGS-DPAX_EB
SLD-DPAX_EB
 

DPX DPAX Butterfly valves