This second edition cancels and replaces the first edition (1958). It also cancels and replaces the clauses 3, 5, 6 and 13 as well as the requirements of the clauses 4, 12 and 8.1 of the IEC Publication 208 (1966) and also the clauses 3, 6, 15 and 7.1 as
IEC 60104:1987 history
1987IEC 60104:1987 Aluminium-magnesium-silicon alloy wire for overhead line conductors.
1970IEC 60104:1958 Recommendation for an international specification for aluminium alloy conductor wire of the aluminium-magnesium-silicon type