Common metals and their alloys; metal building materials; transportable buildings of metal

Treatment of materials using chemicals, heat and/or pressure; treatment of ores, of steel, of common metals and their alloys; treatment of metal and all mechanical, thermomechanical or chemical transformation of the properties and characteristics of metals, including direct reduction of iron, metal tempering, finishing of metal surfaces, soldering, casting, anodizing, chrome-plating, sintering, electrolytic zinc plating, phosphatizing, milling, forming, tin-plating, galvanization, nickel-plating, laminating, cutting, polishing, magnetization, plating, drawing, pickling and welding; recycling of metal products; treatment of materials during manufacturing processes for metal products, such as forging, pressing, deburring, machining, laminating and forming metals; vacuum treatment; nitriding (treatment of materials); mounting of metal profiles (for third parties); treatment of materials for boiler-making and for sheet-metal work; applying finish to stainless steel sheets, coils and plates; heat treatment and coating of steel; steel cutting; stainless steel polishing services; stainless steel brushing services; polishing of stainless steel; processing of iron oxides; surface finishing of metal articles; tempering of metals; treating [embossing] of metal; treating [enameling] of metal; treating [forging] of metal; treating [forming] of metal; treating [shaping] of metal; treating [stamping] of metal; treating [tempering] of metal; treatment and coating of metal surfaces; treatment of metal; treatment of metal parts to prevent corrosion; treatment of metal parts to prevent corrosion using hot-dip galvanizing and powder coating processes; vapor depositing on metal surfaces; treatment of slag arising from metal casting; treatment and processing of ores and ore concentrates; custom manufacture of steel construction elements