Arbours of metal used as structures; Armour-plating of metal for building; Aviaries of metal; Brackets of metal for furniture; Collapsible tubes of metal; Fittings of metal for furniture; Metal bird baths being structures; Metal railings; Metal safety gates for babies, children, and pets; Portable metal gates and fencing panels used to control livestock; Poultry cages of metal; Stakes of metal for plants or trees; Works of art of common metal; Wrought iron decorative artwork