Favorites

Non-Return Valve 800-ES

Data sheet Quotation request

Non-return valve, stainless steel, for the prevention of unintended gas mixtures, up to 4,351 psi

  • safety element: non-return valve [NV]
  • every non-return valve 100% tested
  • also ideal for use with corrosive gases
  • compact and light: 0.68 X 2.73 inches, 29.20 oz
  • Information
  • Downloads
  • Accessories

WITT non-return valves for reliable protection against dangerous reverse gas flow. Every non-return valve 100% tested.

Benefits:

  • a spring-loaded non-return valve prevents a reverse flow of gases which could lead to unwanted gas mixtures
  • no leaks – using of a spring-loaded valve assembly with elastomer sealing, opening pressure approx. 2 bar
  • diverse applications – useful for many technical gases

Operation / Usage:

  • non-return valves are used to protect equipment and pipelines against dangerous reverse gas flow
  • ideal for use with corrosive gases in the chemical industry, process technology or in laboritories
  • WITT non-return valves may be mounted in any position /orientation
  • the maximum ambient / working temperature is 150 °C / 302 F° (max. 60 °C / 140 °F at oyxgen)

Maintenance:

  • annual testing of the non-return valve and body leak tightness is recommended
  • non-return valves are only to be serviced by the manufacturer

Approvals
Company certified to ISO 9001 and PED 97/23/EC Module H
CE-marked in accordance with PED 97/23/EC

Test Rig 722

For the annual testing of WITT flashback arrestors and check valves

Products

Give us a call!

Headquarters: +49 (0)2302-8901-0
WITT USA: +1 770-664-4447

Send request Get call-back