This standard covers the following uninsulated conductors: ? Single end (solid) and stranded; ? coated and uncoated copper; ? coated copper alloy; ? coated copper-clad steel; ? aluminum conductors; and@ ? thermocouple extension conductors. These conductors are used primarily in insulated wires for aerospace@ electrical@ electronic and other high performance applications. Both metric and English (inch/pound) conductors are included in this standard. Where alternative units are shown in parenthesis@ English (inch/pound) units shall be normative.