Common metals; Common metal alloys; Ferroalloys; Wear resistant metal alloys; Wear resistant coverings of metallic materials; Wear resistant linings of metallic materials; Ironmongery; Welding wire of metal; Flux coated rods for welding; Flux coated wires; Flux filled metal tubes for welding; Metallic wires (non-electric); Metal tubes (other than parts of machines, engines or sanitary installations); Welded wire nets; Cast steel

Electrodes for welding machines; Regulators for use in welding machines; Spot welding machines; Welding machines, electric; Wire welding machines; Electric welding apparatus; Gas welding apparatus; Apparatus for the welding of materials; Consumable electrodes for use in welding; Welding torches (electric); Welding torches (gas-operated)

Apparatus being flame treatment units for gas flame treatment and cleaning of plastic mouldings, films, papers and boards; gas flame treatment units for cleaning and treatment of surfaces including materials for use in printing, painting, coating, lining, sticking, foaming and/or flocking; gas burners

Installation, maintenance and repair work for the apparatus in connection with the gas flame treatment, cleaning and/or activation of surfaces