Application: Copper clad steel wire has been widely used in fields of communication, electron, power and traffic engineering, Ground wire,, telephone, telegraph, and railway signal line, etc. Direction: Copper clad steel conductor is a kind of composite bimetal wire with copper facing which feature high intensity, high electric conductivity and high stability. Copper clad steel is available with either in two tempers-soft(A) and as drawn(H). International standard: ASTM B227-04; ASTM B452-1993, BS4087: 1989 Diameter: 0.102-1.83mm Conductivity: 15%, 18%, 21%, 30%, 40% Elongation(%)----Hard drawn(min.) 1.5%, Annealed(min.) 16%-25%