2445 Other non-ferrous metal production

244511 Nickel, unwrought 244512 Nickel mattes, nickel oxide sinters and other intermediate products of nickel metallurgy 244521 Nickel powders and flakes 244522 Nickel bars, rods, profiles and wire 244523 Nickel plates, sheets, strip and foil 244524 Nickel tubes, pipes and tube or pipe fittings 244530 Other non-ferrous metals and articles thereof: cermets/ ash and residues, containing metals or metallic compounds