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Wafer check valve, spring-loaded - series W6; stainless steel - DN 40; L=31mm

Code: W6626040
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246 € –20 %
77189 1 medziprirubovy spatny ventil pruzinovy seria w6 nerez dn 40 l 31mm
246 € –20 % 196,80 € / pcs Measure price:
1 week

Detailed information

Product detailed description

Wafer check valve - spring-loaded, BRA.W6.626, size: DN 40, length: 31 mm

 

  • max. pressure 40 bar
  • wafer type between flanges PN 16/PN 10/PN 6 acc. to STN EN 1092-1
  • T = -20 °C to max. +350 °C
  • for heating and air conditioning (HVAC), water systems, pumping stations, oils and hydrocarbons, chemical industry
  • material: body, disc and web - stainless steel A351 CF8M, seal - metal-to-metal
  • installation in any position
  • minimum back pressure 0.1 bar
  • opening pressure according to size - see technical data sheet
  • suitable for water containing up to 50% glycol
  • certified for drinking water

 

Frequently Asked Questions

  • How do I choose the right type and size of fitting/valve? Follow the nominal pressure (PN) and operating temperature (T) stated in the technical parameters - they must match or exceed the actual operating conditions of your system, and the connection size must match the pipe diameter.
  • How does this fitting/valve work? The exact operating principle (shut-off, pressure regulation, non-return function, etc.) depends on the specific type - you can find a detailed description of the function above for this product.
  • Does the installation have to be done by a professional? Simple shut-off fittings can be installed even by a skilled DIYer, but for control and safety fittings (safety valves, pressure reducing valves) we always recommend a professional, as these are components with a safety function.

Additional parameters

Category: spring-loaded check valves - stainless steel
Warranty: 2 years
Weight: 0.7 kg
Material type: telo
Nominal diameter: DN 40
Nominal pressure: PN 16/PN 10
Last price update: 13.04.2026 1:05:05

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List of discussions

R Avatar of author 09/08/2026 16:53
Chcel by som sa opýtať, či je tento medziprírubový spätný ventil série W6 v DN 40 kompatibilný so štandardnými prírubami PN 16, keďže plánujem jeho inštaláciu do existujúceho potrubia s prírubovými spojmi práve tejto tlakovej triedy.
A Avatar of author 09/08/2026 16:53
Áno, ventily série W6 sú navrhnuté pre montáž medzi štandardné príruby PN 16, takže by to malo sedieť. Dôležité je tiež počítať s dĺžkou 31 mm, ktorú ventil pridá medzi príruby – to treba zohľadniť pri rozmerovaní priestoru. Ak by ste potrebovali aj vhodné tesnenia alebo skrutky pre prírubový spoj, radi poradíme.
J Avatar of author 21/01/2022 13:09
Dobrý deň Mám záujem o 2x spätnú klapku BRA.W6.626 DN 40. Prosím o info Za aký čas ju viete dodat a cenovú relaciu.
A Avatar of author 21/01/2022 13:09
Dobrý deň, Na priloženom odkaze nájdete daný produkt aj s aktuálnou cenou - https://www.atria.sk/spatna-klapka-dn-40-31-5-mm-nerez/. Doba dodania je 1 týždeň. Prajem pekný deň.
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