KROMBACH® Wafer Swing Check Valve

KROMBACH® RK 570 series check valves providing easy installation between DIN flanges in any industrial or chemical processes application to prevent back flow fluids or to avoid wrong filling processes with a mimum impact on pressure / energy losses.

Features And Benefits

KROMBACH® RK 570 series wafer type swing check valves for installation between flanges. The return spring design ensures quick closing and prevents backflow of fluids.

Technical Details


  • DN 32 to DN 600


  • PN 10 to PN 16


  • For installation between flanges PN 6, PN 25, PN 40, ANSI 150 lbs
  • Construction with return spring
  • Design with sealing made of NBR, Viton, PTFE or metal-to-metal sealing
  • Higher nominal sizes up to DN 1000 on request
  • Further materials as bronze or red bronze on request



  • Atex Directive 94/9/EG, DIN EN 13463-1; DN 1127-1