Copper; wire, of refined copper, of which the maximum cross-sectional dimension is 6mm or less

Copper; wire, of refined copper, of which the maximum cross-sectional dimension exceeds 6mm

Copper; wire, of copper-zinc base alloys (brass)

Copper; wire, of copper-nickel base alloys (cupro-nickel) or copper-nickel-zinc base alloys (nickel silver)

Copper; wire, of copper alloys (other than copper-zinc base alloys, copper-nickel base alloys or copper-nickel-zinc base alloys)