The requirements of this standard will apply to concentrically formed cables, composed of soft or annealed, hard, semi-hard, or tinned soft or annealed copper wires, with a circular section, for electrical uses.
INDITECNOR 2.55-9ch-1950 history
1950INDITECNOR 2.55-9ch-1950 Concentric circle structure copper wire used in electronic circuits