Brass alloys; Common metals, unwrought or semi-wrought; Labels of metal; Metal hardware, namely, nuts; Metal hardware, namely, pulleys; Metal packaging trays; Nameplates of common metal; Penstock pipes of metal; Ring-shaped fittings of metal; Signboards of metal; Soldering wire of metal; Storage pallets of metal; Works of art of common metal; Works of art of non-precious metal