metal materials for building or construction, namely, chimneys, stair treads, fasteners for casement windows, wall linings, pilings, gratings, shutters, water-pipes, tiles, steel frames for building, shelf boards, ceiling boards, ceiling decorations, door knockers, gutters, gutter brackets, doors, wainscottings, beams, grilles, wire fences, fire retarding doors, floor pavings, windows, window frames, manhole covers, gates, floor boards, louver doors, rockslide retention wire nets; metal joine...