6
Common metals and their alloys, unwrought, semi-wrought and wrought; electric wire, pipes, bars, profiles and tapes of common metal and their alloys
7
Rolling mill stands and parts therefor of steel and cast iron; rolling mill installations, in particular tube-push benches, punches, elongators, pipe-welding machines and mechanical apparatus for priming and shaping sheet metal or sheet metal strips for pipe welding, and for calibrating, deburring and dividing welded pipes, rolling mill machines, including rollers and tools therefor, guides, cooling beds, separating apparatus, in particular separating shears, separating saws and cutting-off wheels, machines for replacing rolling mill stands and rollers, roller-processing machines; auxiliary devices therefor, in particular cleaning, assembling and transport machines, mainly consisting of roller conveyors, conveyor belts, suspended railways, delivery apparatus and transfer skids; heating furnaces, smelting furnaces, descaling installations, in particular with machines for bending, brushing, rinsing and burning metals and their alloys for removing scale; reels and coilers for winding and unwinding wire, rods, pipes, profiles and tapes of metal and their alloys, in front of or behind rolling mill installations; machines for steelworks, for the production, treatment and casting of common metals and their alloys
9
Software, in particular automation software, control software, regulating software, measuring and evaluation software, in particular for rolling mill stands and parts therefor of steel and cast iron; rolling mill installations, in particular tube-push benches, punches, elongators, pipe-welding machines and mechanical apparatus for priming and shaping sheet metal or sheet metal strips for pipe welding, and for calibrating, deburring and dividing welded pipes, rolling mill machines, including rollers and tools therefor, guides, cooling beds, separating apparatus, in particular separating shears, separating saws and cutting-off wheels, machines for replacing rolling mill stands and rollers, roller-processing machines; auxiliary devices therefor, in particular cleaning, assembling and transport machines, mainly consisting of roller conveyors, conveyor belts, suspended railways, delivery apparatus and transfer skids; heating furnaces, smelting furnaces, descaling installations, in particular with machines for bending, brushing, rinsing and burning metals and their alloys for removing scale; reels and coilers for winding and unwinding wire, rods, pipes, profiles and tapes of metal and their alloys, in front of or behind rolling mill installations; machines for steelworks, for the production, treatment and casting of common metals and their alloys
42
Engineering, chemistry and physics (research), in particular in the field of metalworking, and planning, construction, assembly, commissioning and repair of rolling mill and steelworks installations or parts therefor