Chemical diaphragm valves up to DN250

  • For regulation of viscous fluids or with solid particles, sludge
  • Diaphragm in EPDM or FPM, PTFE resistant to acids
  • Materials PVC-U, PVC-C, PP or PVDF
  • Dimensions up to DN250 with handwheel
  • Pneumatic actuator NA, DA, NC from DN15 to DN100
  • Gluing, soldering connections, with fixed DIN or ANSI flanges


• Valve 2/2 way external regulation
• Compact construction with high flow capacity
• All control functions are possible by addition or elimination of the corresponding springs
• In series with stroke limiter
• In series with visual position indicator
• Resistant to very dirty fluids


• Construction of chemical facilities
• Construction of industrial facilities
• Water treatment
• Environmental technology


• To block and also regulate in industrial plants


• Neutral media and aggressive liquid or gaseous media, also with abrasive substances, if the valve components that contact the media are resistant to the operating temperature according to the Divatec resistance list.
• In the case of nitric acid or sulfuric acid, ask us about the exact conditions of use.