Common metals and alloys thereof; unwrought or semi-wrought steel, namely, carbon steel, coated steel, lacquered and pre-lacquered steel, chromium steel, galvanized steel, the aforesaid goods in the form of billets, cogs, slabs, plates, strips, sheets, bands, blanks, coils, strips, profiles, bars, beams, joists, rods, pipes, tubes, billets, ingots intended for use in any industry, particularly construction, packaging, household electrical goods, automobiles, tools, machines and machine tools; forged, molded, cast, die-cast, pressed, welded or machined metal pieces, not included in other classes, intended for use in any industry, particularly construction, packaging, household electrical goods, automobiles, tools, machines and machine tools; composite or multi-layered metal products specifically sheets, plates, panels and foils of metal; metal building materials ; sheet piles and joists of metal; metal covering plates for building, metal flooring, metal floor tiles, metal partitions, metal sidings, metal cladding; metal covers for building; steel vats, transportable buildings of metal; materials of metal for railway tracks; street furniture of metal; metallic sign panels, neither luminous nor mechanical, including advertising and display panels of metal; guard rails of metal for roads; security bars and barriers of metal, scaffolding of metal, tanks and containers of metal; articles and materials of metal for covering for the internal and external surfaces of small and large electrical household appliances, namely, electrical household appliances for cooking, refrigerating, washing, heating, as well as for covering internal and external surfaces of furniture; materials of metal for the manufacture of parts and components for domestic or canteen kitchens; parts and component parts of metal for the aforementioned goods

Metal treatment; treatment of metal alloys; treatment of steels; mechanical, thermomechanical or chemical transformation of the properties and characteristics of metals; treatment of metal for forming goods of metal; metal tempering; finishing of metal surfaces; soldering; casting, anodizing; chromium plating; phosphate plating; milling; shaping; tin plating; galvanization; nickel plating; laminating; armor plating; cutting; polishing; magnetization; plating; stripping; metal soldering; coating (plating) of metals; recycling of metal products; treatment of materials during the process of manufacturing products of metal, such as forging, pressing, burring, machining, laminating, punching and coating; Melting of metals, vacuum treatment, nitrogen case-hardening; assembling materials for the manufacture of metal profiles