Main applications

  • Breweries
  • Cryogenics
  • Fire fighting and sprinkler systems
  • Flue gas desulphurization (FGD)
  • Food and beverages
  • General Processes
  • Heat transfer, Cooling circuits
  • Snow guns
  • Special processes
  • Sugar
  • Surface treatment

Technical data

T max 400 °C
DN max 400
PN max 40


Flanged non-return valve made of stainless steel, check disc with closing spring, lapped seats.


Process engineering, industry, building services, food and beverages industry, for aggressive fluids. Other fluids on request.

Further technical information about BOACHEM-RXA

Overview of technical data

T -10 – 400 (°C)
DN 15 – 400
PN 40
Body design Straight pattern body
Dimension standard EN 558-1/1 ISO 5752/1
Valve disc/plug material Metal-to-metal seat
Threaded-end design Flange design
Body material (EN standard) 1.4408
Main applications Industry and process engineering, Building services
Body material Cast stainless steel
PN min. 10
Body/bonnet seal element Internally and externally confined seal