ORI Srl has been working now for some time with the French company Guichon Valves.
Guichon is a company specialized in the production of in line valves in extremely particular executions, from the highest design temperatures (400 deg.C) to the cryogenic services, to the high pressure and the fluid design, extremely difficult to treat, for their corrosivity, erosion capacity or mechanical features (high viscosity, hydrate formation, bacteria etc).

The company is specialized in a production absolutely tailored made where every valve is planned through modern systems CAD/CAM and PRO Engineer in accordance with the specific requirements of the customer.

Their scope of supply includes:
  • Piston valves
  • Tank bottom valves
  • 3-4 ways valves
  • Gate and globe valves in particular executions
  • Plug and ball valves in particular executions
  • Butterfly valves
  • Pilot relief valves

During the years, the Guichon’s valves have been used in the most severe processes of the various industrial fields of production in which Guichon operates.
Between the most meaningful applications we can find:

General chemistry

  • Acids and bases
  • Fertilizers
  • Fluids with particular abrasive solids
  • Inks, varnishes and dissolvents
  • Powders

Fine chemistry

  • Food and agriculture industry
  • Animal nutrition
  • Sampling
  • Finished product extraction or drainage
  • Pharmaceutics


  • CCR
  • Ethylene cracking
  • Dichloroethane
  • FCC
  • Liquid sulphur

Plastic and polymers

  • Polyamides / PA 6 / 6.6
  • PP / PE
  • PTA
  • PVC / MVC / POM
  • Resins
  • Styrene / polystyrene
  • Caprolachtam
  • DMT / Ti O2
  • Latex
  • PET / PBT

Cryogenic services

  • Argon and nitrogen
  • Fluid gas, NLG, LPG
  • Oxigen
  • Cryogenic stocking tanks