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Common metals and their alloys; building materials of metal; transportable buildings of metal; materials of metal for railway tracks; non-electric cables and wires of metal; ironmongery and small items of metal hardware; pipes of metal; safes; ores; metal pipe couplings; valves of metal (other than machine parts); reinforcing materials, of metal, for concrete; shuttering of metal for concrete and for construction; bridges of metal and parts of bridges of metal, especially stay cables; ducts of metal, especially penstock pipes; armor plating; reinforcing materials of metal for construction, for concrete or for ducts; water, ventilation and climate control ducts of metal; drain pipes of metal; ropes of metal; cornices of metal; gutters of metal; casks of metal; ladders of metal; staircases of metal; roof coverings of metal; panels of metal for building; wall linings of metal; posts of metal; rocket launching platforms of metal; tanks of metal; metal crash barriers for roads; floating docks of metal; banding strips, masts, sheet metals, pipelines of metal; tubes, pipes of metal or steel; metallic pipework; framework of metal for building; hinges of metal; frames of metal; roof gutters of metal; containers of metal; scaffolding of metal; metal doors and gates; ceilings of metal; roofing of metal.Construction; installation, maintenance and repair of metal structures, buildings, industrial constructions, transportable constructions, cranes, hydro-mechanical and hydroelectric equipment, wind turbines, locks and sluices, factories, industrial sites, bridges, roads, platforms, oil pipelines, dams and civil engineering structures; installation, maintenance and repair of industrial installations, particularly of factories, iron and steel plants, energy production sites, chemical plants; rental of construction tools and equipment, construction site machines, particularly rental of cranes, bulldozers, excavators; rental, repair and maintenance of construction site machines; construction and repair information; demolition of buildings; scaffolding assembly and dismantling; cleaning of buildings (exterior surface); supervision of construction, retrofitting and demolition works.Scientific and technological services as well as research and design services relating thereto; industrial analysis and research services; design and development of computers and software; engineering; civil engineering; industrial design; architecture; architectural consultancy; surveying; topographical surveying of land; geological prospecting, surveys and research; technical project studies; testing of materials; quality control; construction drafting; development of new products for third parties; services provided by engineers, computer scientists, geologists and architects, namely, analysis, technical research, drafting of plans and project development for third parties, particularly with respect to metal treating, metal constructions, hydroelectric and hydromechanical constructions, construction of wind turbines, cranes, bridges, civil engineering services, as well as industrial maintenance and retrofitting; services provided by engineers, computer scientists, geologists and architects, namely, expert appraisals and technical project studies in the context of the construction, retrofitting and maintenance of industrial facilities, particularly factories, iron and steel plants, energy production sites, chemical plants; mechanical research; advice with respect to energy saving.