1.1 Scope
This Standard is applicable to aluminium-magnesium-silicon alloy wires of two types having different mechanical and electrical properties for the manufacture of stranded conductors for overhead power transmission purposes. It specifies the mechanical and electrical properties of the above wires in the diameter range 1.50 mm-4.80 mm.
The two types are designated as Type LHA1 and Type LHA2 .
Expressive method of product refers to Appendix A.
1.2 Normative References
The following normative documents contain provisions which, through reference in this standard, constitute provisions of this Standard. For dated references, all of the subsequent amendments (excluding any amendments), or revisions are not applicable to this Standard. However, the parties who enter into agreement according to this part are encouraged to research whether the latest editions of these documents may be applied. For undated references, the latest edition of the referenced document applies to this Standard.
GB/T 3048.2-2007 Test Methods for Electrical Properties of Electric Cables and Wires - Part 2: Test of Electrical Resistivity of Metallic Materials (IEC 60648:1974, MOD)
GB/T 4909.3 Test Methods for Bare Wires - Part 3: Tensile Test
GB/T 4909.7 Test Methods for Bare Wires - Part 7: Mandrel Winding Test
IEC 60028:1925 International Standard of Resistance for Copper
