Stöhr Armaturen GmbH & Co. KG

- Springless Non Return Valve



MAGROS is the reliable and high-quality springless non-return-valve, made from stainless steel, for gases and liquids at common temperatures, and with low pressure drop in open position. Reliable operation with low minimum cracking pressure. The valve body is made from solid stainless steel. Butt welded ends are the standard end connections. Modifications and special solutions, for example for outdoor operation, different end connections and many other parameters are possible.

  • Service fluid: N2, O2, Ar, H2, He, N2O, CO2, natural gas
  • Operation temperature: service fluid: -40° C to +50° C
  • Operation temperature: environment: -40° C to +50° C
  • Body shape: straight pattern
  • Seat sealing: metal/soft seal
  • Sealing to atmosphere: metal-C-ring, He-leakage rate to outside 1 x 10-8 mbar l/s
  • Surface of medium touched parts: turned, grinded, electrolytically polished or passivated
  • Minimum opening pressure: ≤ 0,1 bar
  • Installation position: horizontal
  • Body material: stainless steel
  • Certification: DIN EN 10204/3.1 B AD2000-A4

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