Metal dual plate check valve

  • Description
  • Features
  • Technical specifications

The GEMÜ R91 is a metal dual plate check valve with flange connection and standardized length to DIN EN 558-1. The valve body, plates and seals are available in various materials. In the version with metallic seal, the GEMÜ R91 valve can be used at high temperatures up to 300 °C.

  • Suitable for low and high temperatures
  • Standardized length to DIN EN 558-1, series 16
  • Available as option free of oil and grease
  • Bubble tight sealing in accordance with EN 12266-1/P12, leakage rate A and G
  • Media temperature:-200 to 300 °C
  • Operating pressure :0 to 16 bar
  • Nominal sizes:DN 50 to 600
  • Connection types:Flange
  • Connection standards:ANSI | ASME | EN
  • Body materials:1.0619, galvanized cast steel material | 1.4408, investment casting material | EN-GJS-400-15
  • Seal materials:EPDM | FKM | NBR
  • Spring materials:1.4571, spring steel
  • Conformities:EAC | WRAS
  • Plate material:1.4408, investment casting material | 1.4469, duplex cast steel material | EN-GJS-400-15, SG iron material

Product news


GEMÜ check valves for high and low temperatures