6
Common metals and their alloys; metal building materials; transportable buildings of metal; materials of metal for railway tracks; non-electric cables and wires of common metal; ironmongery, small items of metal hardware; pipes and tubes of metal; safes; goods of common metal not included in other classes; ores
7
Continuous casting machines for billets, blooms; casting machines for curved and rectilinear ingot molds; ingot moulds (parts of machines); ladle supports for casting machines; ladler handlers as parts of machines; oscillating system for casting machines moulds; roller guides and secondary cooling for casting machines; straighteners for casting machines; withdrawal assemblies for casting machines; shears for cast products; high-speed billet casters; high-speed slab casters; endless casting and rolling plants; metal rolling stands; stands for hot and cold rolling; hot and cold rolling stands as parts of machines; rolling mills; roller housings; machine parts, namely hydro dynamic bearings for rolling mills; machine parts, namely rolling mill blocks for sizing and post-finishing in continuous mill apparatus for long products; heavy, medium, light section and rail rolling mills; high speed wire rod rolling mills; high speed bar mills; special steels bar and rod mills; reduction and precision sizing blocks for bars; bar and wire rod rolling mills; multistand bar slitting machines; laying heads; coil finishing stations; in-line thermal treatment plans; winders for mechanical wire and accessories, reels as machine parts; winding machines; mechanical wire winders; spooling system for bar coiling lines; plants for handling, manipulating, cabbaging and binding of finished and semi-finished products made by casting or rolling; cutters (machines); shears, cutting machines for metalworking; scrap shears; high speed cropping shears for wire rod mills
9
Inspection and conditioning equipment for cast and rolled products; computer software programs for controlling and regulating continuous casting machines; control and regulating apparatus or equipment for controlling, regulating and recording data of continuous casting machines, namely control panels, computers and computer software; in-line quality control systems; integrated production management systems; computer software programs for controlling and regulating rolling mill plants; control and regulating apparatus or equipment for controlling, regulating and recording data of rolling mill plants, namely control panels, computers and computer software
11
Industrial furnaces; blast furnaces; electrical furnaces; pre-heating furnaces; industrial ovens; ladle metallurgy furnaces; melting and refining furnaces; coolers for furnaces; industrial gas burners; industrial liquid and gas burners; industrial gas and liquid hydrocarbon burners; scrap preheating systems; treatment furnaces; cooling beds for cast products; cooling beds for rolled products