DIN EN 1977:1998-05

The document specifies the composition, mechanical, electrical and physical properties for high conductivitiy copper drawing stock (wire rod) suitable for fabrication into wire by cold drawing, principally for the manufacture of electrical conductors. It covers drawing stock (wire rod) in nine grades of copper and nine silver bearing coppers. Normally, the cross-section is approximately circular, in a range of diameters from 6 mm.