ASTM B 398 Aluminium Alloy 6201-T81 Filum ElectricalASTM B 399 Aluminium Alloy Conductores Concentrici Laici 6201-T81.
BS EN 50182 Conductores pro lineae capitis.Circum filum concentricum destitutus conductores
BS 3242 Specification for Aluminium Alloy Stranded Conductors for Overhead Power Transmission
DIN 48201-6 Specification for Aluminium Alloy Stranded Conductors
IEC 61089 Specification for filum rotundum concentricum iacebat supra caput electrica subductis conductoribus