253000 Manufacture of steam generators, except central heating hot water boilers


This type includes:

  • manufacture of steam or other vapour generators
  • manufacture of auxiliary plant for use with steam generators:
  • condensers, economizers, superheaters, steam collectors and accumulators
  • manufacture of nuclear reactors, except isotope separators
  • manufacture of parts for marine or power boilers

This type also includes:

  • pipe system construction comprising further processing of tubes generally to make pressure pipes or pipe systems together with the associated design and construction work

This type excludes:

  • manufacture of central heating hot-water boilers and radiators (see 252100)
  • manufacture of boiler-turbine sets (see 281100)
  • manufacture of isotope separators (see 289902)

condensers, generators of steam; economizers, steam generators; generators of steam; nuclear reactors; pipe systems; steam accumulators; steam collectors; superheater, steam generator

Codification rules

Priority in case of multiple activities

If production, repair and sales activities are carried out, the priority is as follows :

- if production and sale: production takes priority
- if production and repair: production takes priority
- if repair and sale: repair takes priority

Outsourced activities (outsourcing)

There are several types of outsourcing, the enterprise may outsource::
• Part of a production process, classification: production
• All of a production process
o & owner of commodities, classification: production
o & non-owner of commodities, classification: section G, M or N :

For a construction enterprise:
• Part of the construction activities, classification: construction - section F

Further information:
- Introduction to NOGA 2008