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ISIC Rev.4
ISIC Rev.3.1
ISIC Rev.3
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Detailed structure and explanatory notes

ISIC Rev.4 code 3311

Structure   

Hierarchy
  • Section: C - Manufacturing
  • Division: 33 - Repair and installation of machinery and equipment
  • Group: 331 - Repair of fabricated metal products, machinery and equipment
  • Class: 3311 - Repair of fabricated metal products

Explanatory note

This class includes the repair and maintenance of fabricated metal products of division 25.

This class includes:
- repair of metal tanks, reservoirs and containers
- repair and maintenance for pipes and pipelines
- mobile welding repair
- repair of steel shipping drums
- repair and maintenance of steam or other vapour generators
- repair and maintenance of auxiliary plant for use with steam generators:
· condensers, economizers, superheaters, steam collectors and accumulators
- repair and maintenance of nuclear reactors, except isotope separators
- repair and maintenance of parts for marine or power boilers
- platework repair of central heating boilers and radiators
- repair and maintenance of fire arms and ordnance (including repair of sporting and recreational guns)


This class excludes:
- repair of central heating systems etc., see 4322
- repair of mechanical locking devices, safes etc., see 8020

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