The present disclosure relates to a wire and a stranded wire for a high-power electric vehicle charging cable which is capable of transmitting high power of more than 400 kWh, and the high-power electric vehicle charging cable. Specifically, the present disclosure relates to a wire for a high-power electric vehicle charging cable, a stranded wire for a high-power electric vehicle charging cable, and a high-power electric vehicle charging cable, which are obtained by coating a metal wire with a two-dimensional material layer having high electrical conductivity, in order to prevent an increase in weight of the electric vehicle charging cable. In addition, the wire, stranded wire or high-power electric vehicle charging cable according to the present disclosure is compatible with a conventional electric vehicle charging cable connector even when it is used to transmit high power of more than 400 kWh.

A method of manufacturing an electric wire includes providing wire rods made of aluminum alloy, forming aluminum alloy wires by drawing the wire rods to a final wire diameter without heat treatment, and forming a conductor by twisting together the aluminum alloy wires with a twist pitch of 7 to 36 times a predetermined diameter of the conductor. A composition of the aluminum alloy contains 0.1 to less than 1.0% by weight of Fe, 0 to 0.08% by weight of Zr, 0.02 to 2.8% by weight of Si, and 0.05 to 0.63% by weight of Cu and/or 0.03 to 0.45% by weight of Mg, with the remainder being Al and unavoidable impurities.

A use of a carbon steel wire for electric fencing lines, said carbon steel wire having a corrosion resistant coating, wherein the carbon content of said carbon steel wire is below 0.20 wt % and said corrosion resistant coating is zinc aluminium alloy or zinc aluminium magnesium alloy coating with a coating weight in the range of 30 to 100 g/m.sup.2.

A conductor may be rated. First, a conductor core comprising a first material and having a core elongation may be provided. Next, a plurality of conductor strands may be provided. The plurality of conductor strands may comprise a second material. The elongation of the plurality of conductor strands may be one of greater than the core elongation or equal to the core elongation. Then a rating for a conductor comprising the conductor core and the plurality of conductor strands may be provided. The rating may include a composite rated breaking strength of the conductor being a function of the core elongation and not being limited by the elongation of the plurality of conductor strands.

Aluminum alloy wires with improved electrical conductivity and improved ultimate tensile strength are disclosed. The aluminum alloys include magnesium, silicon, and copper and are formed without a solution heat treatment. The aluminum alloy wires are useful as conductors for overhead transmission lines. Methods of making the aluminum alloy wires are further disclosed.

An aluminum alloy contains at least 0.03 mass % and at most 1.5 mass % of Mg, at least 0.02 mass % and at most 2.0 mass % of Si, and a remainder composed of Al and an inevitable impurity, a mass ratio Mg/Si being not lower than 0.5 and not higher than 3.5. In a transverse section of the aluminum alloy wire, a rectangular surface-layer void measurement region having a short side of 30 μm long and a long side of 50 μm long is taken from a surface-layer region extending by up to 30 μm in a direction of depth from a surface of the aluminum alloy wire. A total cross-sectional area of voids present in the surface-layer void measurement region is not greater than 2 μm.sup.2.

A cluster of non-collapsed nanowires, a template to produce the same, methods to obtain the template and to obtain the cluster by using the template, and devices having the cluster. The cluster and the template both have an interconnected region and an interconnection-free region.

A method for contacting a wire (1), in particular an aluminum wire, with a connecting body (4), in particular with a plug of a coil body (5), comprising the following steps: connecting the wire (1) materially to the connecting body (4) at at least one point (2, 3); after connecting, enclosing a connecting region including the at least at one point (2, 3) is by a shrink tube (6) with an inner glue (7), the shrink tube (6) encompassing the connecting body (4).

Provided are an aluminum conductive member that includes an electrical connection portion excellent in conductivity and rust resistance and an electrical insulation portion excellent in long-term durability, chemical resistance, and the like, and can be manufactured at low cost, and a method of manufacturing the same. Specifically, provided are an aluminum conductive member, including: an aluminum conductive base material formed of an aluminum material including aluminum or an aluminum alloy; an electrical connection portion formed in a region of the aluminum conductive base material, the electrical connection portion having a surface coated with a conductive oxidation preventing film and being used as a terminal; and an electrical insulation portion formed in a region of the aluminum conductive base material other than the region in which the electrical connection portion is formed, the electrical insulation portion being coated with an anodic oxide film, and a method of manufacturing the same.

A cable core including a body, a recess in the body, and a protrusion extending radially outwardly from the body and along the recess. A cladding disposed radially outwardly of the core is used to create a cable.