- Welding and installation of pipelines
- Metalwork welding
- Shipbuilding and repair
- Repair of parts made from aluminium
- Hiring out of welders
- Training and certification of welders in conformity with Standard EN287-1

Welding processes:

- Е (black and stainless steel)
- TIG (any metal)
- MIG/MAG (black and stainless steel, aluminium)

Qualification of welders conforms to Standard EN287-1