24 – Manufacture of basic metals

This class includes activities such as the direct reduction of iron ore, production of pig iron in molten or solid form, conversion of pig iron into steel, manufacture of ferro-alloys and manufacture of steel products. · This class includes: - operation of blast furnaces, steel converters, rolling and finishing mills - production of pig iron and spiegeleisen in pigs, blocks or other primary forms - production of ferro-alloys - production of ferrous products by direct reduction of iron and other spongy ferrous products - production of iron of exceptional purity by electrolysis or other chemical processes - remelting of scrap ingots of iron or steel - production of granular iron and iron powder - production of iron and steel in ingots or other primary forms - production of semi-finished products of iron or steel - manufacture of hot-rolled and cold-rolled flat-rolled products of iron or steel - manufacture of hot-rolled bars and rods of iron or steel - manufacture of hot-rolled open sections of iron or steel - manufacture of sheet piling of steel and welded open sections of iron or steel - manufacture of railway track materials (unassembled rails) of iron or steel - production of blast furnace gas · This class also includes: - manufacture of coated or uncoated flat-rolled steel products in coils or in straight lengths of a width of 600 mm or more by cold re-rolling of hot-rolled flat products or of steel rods · This class excludes: - cold drawing of bars, see 24.31

This class includes: - manufacture of seamless tubes and pipes of circular or non-circular cross section and of blanks of circular cross section, for further processing, by hot rolling, hot extrusion or by other hot processes of an intermediate product, which can be a bar or a billet obtained by hot rolling or continuous casting - manufacture of precision and non-precision seamless tubes and pipes from hot-rolled or hot-extruded blanks by further processing, by cold drawing or cold rolling of tubes and pipes of circular cross section and by cold drawing only for tubes and pipes of non-circular cross section and hollow profiles - manufacture of welded tubes and pipes of an external diameter exceeding 406,4 mm, cold formed from hot-rolled flat products and longitudinally or spirally welded - manufacture of welded tubes and pipes of an external diameter of 406,4 mm or less of circular cross section by continuous cold or hot forming of hot- or cold-rolled flat products and longitudinally or spirally welded and of non-circular cross section by hot or cold forming into shape from hot- or cold-rolled strip longitudinally welded - manufacture of welded precision tubes and pipes of an external diameter of 406,4 mm or less by hot or cold forming of hot- or cold-rolled strip and longitudinally welded delivered as welded or further processed, by cold drawing or cold rolling or cold formed into shape for tube and pipe of non-circular cross section - manufacture of flat flanges and flanges with forged collars by processing of hot-rolled flat products of steel - manufacture of butt-welding fittings (e.g. elbows and reductions), by forging of hot-rolled seamless tubes of steel - threaded and other tube or pipe fittings of steel · This class excludes: - manufacture of seamless tubes and pipes of steel by centrifugally casting, see 24.52

This class includes: - manufacture of steel bars, rods, and solid sections of steel by cold drawing, grinding or cold-finishing · This class excludes: - cold drawing of wire, see 24.34

This class includes: - manufacture of coated or uncoated flat-rolled steel products in coils or in straight lengths of a width less than 600 mm by cold re-rolling of hot-rolled flat products or of steel rods · This class excludes: - manufacture of coated or uncoated flat-rolled steel products in coils or in straight lengths of a width of 600 mm or more by cold re-rolling of hot-rolled flat products or of steel rods, see 24.10

This class includes: - manufacture of open sections by progressive cold forming on a roll mill or folding on a press of flat-rolled products of steel - manufacture of cold-formed or cold-folded, ribbed sheets and sandwich panels

This class includes: - manufacture of drawn steel wire, by cold drawing of steel wire rod · This class excludes: - drawing of bars and solid sections of steel, see 24.31 - manufacture of derived wire products, see 25.93

This class includes: - production of basic precious metals: • production and refining of unwrought or wrought precious metals: gold, silver, platinum, etc., from ore and scrap - production of precious metal alloys - production of precious metal in semi-manufactured or in powder forms - cladding of base metals with a covering of silver, gold or platinum, affixed by soldering, brazing, welding, hot-rolling or similar mechanical means · This class also includes: - manufacture of wire of precious metals by drawing - manufacture of precious metal plates, sheets, strips and foil laminates - silver recovery from waste and scrap by electrolytic refining - melting and casting of precious metal into ingots, blocks or similar forms · This class excludes: - casting of copper, zinc and other non-ferrous metals, see 24.54 - manufacture of precious metal jewellery, see 32.12

This class includes: - production of unwrought aluminium, alloyed or not alloyed, from alumina or from aluminium waste and scrap - manufacture of aluminium bars, rods, profiles and wire - manufacture of aluminium tubes, pipes, tube and pipe fittings - manufacture of aluminium plates, sheets and strip, whether or not painted, varnished or coated with plastics - manufacture of aluminium foil, whether or not printed or backed with paper, paperboard, plastics or similar backing materials · This class also includes: - production of aluminium oxide (alumina) · This class excludes: - casting of aluminium and other light metals, see 24.53 - shredding of aluminium waste and scrap, see 38.21

This class includes: - production of unwrought lead, zinc and tin, alloyed or not alloyed, from ores or from lead, zinc or tin waste and scrap - manufacture of bars, rods, profiles, wire, plates, sheets, strip and foil of lead, zinc or tin · This class also includes: - manufacture of zinc powder by atomisation of molten zinc · This class excludes: - casting of lead, zinc or tin, see 24.54 - shredding of lead, zinc or tin waste and scrap, see 38.21

This class includes: - manufacture of unrefined or refined unwrought copper, alloyed or not alloyed, from ores or from copper waste and scrap - manufacture of bars, rods, profiles, plates, sheets and strip of copper and copper alloys - manufacture of wire of copper and copper alloys - manufacture of tubes, pipes, tube and pipe fittings of copper and copper alloys - manufacture of copper foil, whether or not printed or backed with paper, paperboard, plastics or similar backing materials · This class also includes: - manufacture of bars, rods, profiles, plates, sheets, strip, wire, tubes and pipes of brass · This class excludes: - casting of copper, see 24.54 - shredding of copper waste and scrap, see 38.21

This class includes: - production of unwrought chrome, manganese, nickel, etc., alloyed or not alloyed, from ores or oxides or from electrolytic and aluminothermic refining of chrome, manganese, nickel, etc., waste and scrap - manufacture of bars, rods, profiles and wire of chrome, manganese, nickel, etc. - manufacture of plates, sheets, strip and foil of chrome, manganese, nickel, etc. - production of mattes of nickel - production of other non-ferrous metals · This class excludes: - casting of non-ferrous metals, see 24.53, 24.54 - shredding of non-ferrous metal waste and scrap, see 38.21

This class includes: - production of natural uranium metal and its compounds from pitchblende or other ores - manufacture of alloys of natural uranium, dispersions (including cermets), ceramic products and mixtures containing natural uranium or natural uranium compounds - smelting and refining of natural uranium · This class excludes: - enrichment of uranium and thorium ores, see 20.13

This class includes activities of iron foundries. · This class includes: - manufacture of castings made of grey iron castings - manufacture of castings made of ductile iron castings (including casting of spheroidal graphite iron castings and malleable iron castings) - manufacture of castings made of other special iron alloys castings

This class includes: - manufacture of castings made of alloy or common steel castings - manufacture of castings made of carbon or commercial steel castings - manufacture of castings made of alloy and high alloy castings - manufacture of castings made of stainless-steel castings

This class includes: - activities of foundries of light metal - manufacture of castings made of aluminium - manufacture of castings made of magnesium - manufacture of castings made of titanium · This class also includes: - casting of dental implements, etc., of light metals · This class excludes: - casting of metals not considered light metals, see 24.51, 24.52, 24.54