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Metal non-return valve

GEMÜ R90

ConfigureTechnical data sheet
Stainless steel check valve with central flap and mounting lugs for reliable backflow prevention in industrial piping systems.

Non-return valve in disc design

Product information

The GEMÜ R90 is a metal disco check valve with flange connection and standardized length to DIN EN 558. The valve body, disc and seal are available in various materials. In the version with metallic seal, the GEMÜ R90 valve can be used at high temperatures up to 400 °C.

Key features

  • Suitable for low and high temperatures
  • Standardized length to DIN EN 558, series 49
  • Available as option free of oil and grease
  • A special disc guide prevents the disc from tilting and the occurrence of strong flutter
  • Drip and bubble-tight to EN 12266-1/P12, leakage rate A to G
Stainless steel check valve with central flap and mounting lugs for reliable backflow prevention in industrial piping systems.

Technical features

Parameters
Value
Media temperature
-196 to 400 °C
Operating pressure
0 to 50 bar
Nominal sizes
DN 15 to 300
Connection types
Flange
Connection standards
ANSI
ASME
EN
Body materials
1.0619, galvanized cast steel material
1.4408, investment casting material
Seal materials
EPDM
FKM
NBR
PTFE
custom_technical_data_Teller-/Federkreuzwerkstoffe
1.4408, investment casting material
1.4469, duplex cast steel material
Spring materials
1.4571, spring steel
2.4610
Conformities
ATEX
DVGW Drinking water
EAC
FDA
KTW

Downloads

22 Results
  • Produktzertifikat TA-Luft - GEMÜ R90, RSK, ZRSK

    pdf, 27 KB, DE

  • Betriebsanleitung / Operating instructions GEMÜ R90

    pdf, 5.58 MB, DE, EN

  • Instrucciones de uso GEMÜ R90

    pdf, 3.55 MB, ES

  • Product certificate TA-Luft - GEMÜ R90, RSK, ZRSK

    pdf, 27 KB, EN

  • Betriebsanleitung GEMÜ R90

    pdf, 3.58 MB, DE

  • Instruções de operação GEMÜ R90

    pdf, 3.55 MB, PT

  • Folha de dados técnicos GEMÜ R90

    pdf, 3.27 MB, PT

  • Fiche technique GEMÜ R90

    pdf, 3.27 MB, FR

  • Declaration of Conformity FDA, KTW, DVGW-W, WRAS, NSF, USP, ADI - GEMÜ R90, R91, RSK, ZRSK EPDM o-rings

    pdf, 32 KB, EN

  • Руководство по эксплуатации GEMÜ R90

    pdf, 3.48 MB, RU

  • Användarhandbok GEMÜ R90

    pdf, 4.37 MB, SV

  • Datasheet GEMÜ R90

    pdf, 3.27 MB, EN