6 [ Components and semi-finished products that are pressed, roiled or cast of metal, hard metal, light metal, or alloys thereof, namely, windows, doors, gates, facade panels for construction purposes; components and semi-finished products that are pressed, rolled or cast of metal, hard metal, light metal, or alloys thereof and combined with wood, plastics, or other composite materials, namely, curtain walls, mullion transom facades, window frames, door frames, window shutters, and door shutters; grids of metal for windows; railings of metal for balconies; windows, doors, gates, facades, window/door frames and shutters for windows and doors without/with safety requirements against fire, fume, explosion, earthquake, floodwater, burglary, outbreak, penetration, through throwing, passage of sound, light and heat; made of metal or metal alloys; door and window hardware, namely, keys, guards and clasps, hinges, window trims, window fittings, door fittings, gate hardware, namely, gate latches, door handles, door trim, door bolts, door latches, locks for windows, doors, gates and shutters, made of pressed, rolled or cast of metal, hard metal, light metal, and their respective alloys; metal fence systems comprising metal fence panels, petal fence posts, metal gates, metal railings, metal hardware and metal fence stays; metal grill doors and gates; metal walls for building; metal blockades and barriers security; metal transportable watch houses for securing and controlling entrances ]