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