... ), mild steel wire, manganese steel wire, phosphorus copper wire, nickel-plated wire, zinc-plated wire, tin-plated ... copper wire, nickel-plated steel wire, non-magnetic stainless ... steel wire), bronze, copper, phosphorus copper, beryllium copper. Surface treatmentNickel-plating, zinc-plating, tin-plating, copper-plating, black Oxide. gold, silver, etc ...