... excellent electrical conductivity and high tensile strength and lower prices. Copper Covered Steel Wire Specification: High-quality low-carbon steel-based core ( ... of uniform, excellent electrical conductivity and high tensile strength.Wire material:Copper Clad Steel(CCS)1) Diameter: 0.51mm--1.63mm ... , CATV coaxial cables, communication cables, network wires, power ,etc. Copper Covered Steel Wire