Bare copper wire and cable meets or exceeds the following ASTM specifications: B 3 Soft or Annealed Copper Wire; B-8 Concentric-Lay-Stranded Copper Conductors, Soft.
Bare copper, solid or stranded. Available in temper soft. Stranded conductors are concentrically stranded.
Solid and stranded (classes AA and A) bare copper are suitable for overhead transmission and distribution applications. Stranded conductor of greater flexibility (classes B and C) are suitable for uninsulated hook up, jumpers, and grounds in electrical construction.