Diaphragm Valve Type 985 Print E-mail
   manually operated
DN 15 - 100 mm (1/2" - 4")
plastic bonnet and handwheel
 
Features
  • Thermoplastic bonnet and thermoplastic handwheel
  • Non-rising hand wheel with optical indicator
  • Flexible diaphragm suspension
  • Encapsulated diaphragm

Optional
  • Adjustable travel stop or stroke limiter on top
  • Sealed bonnet
  • Locking device

Technical Data

Control function:   Manually operated
Max. working pressure:
  10 bar (150 psi)
DN 65-100 diaphragm PTFE 8 bar (120 psi)
Max. working temperature:   Standard 80°C (176°F)
HS-Version 150°C (300°F)
depending on application
Diaphragm material: EPDM or PTFE
Valve body material:   Forged 1.4435/ 316L ASME/BPE
Investment cast 1.4435/ 316L
Other alloys
End connection: Butt weld ends
Clamps and flanges
Special ends
Suitable for:     
Bonnets up to  DN 50   Two-way bodies
Bonnets bigger DN 50
  Two-way bodies
Welded configurations
T- bodies
Multiport bodies
Tank bottom bodies
Flow rate: Kv in m³/h
     
     
Additional information: Technical Data
  Installation and Mounting Instructions
  Ordering Key
  Request for CAD-Data