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Aluminum electric wire for an automobile and a method for producing the same

  • US 8,476,529 B2
  • Filed: 10/23/2008
  • Issued: 07/02/2013
  • Est. Priority Date: 10/23/2007
  • Status: Active Grant
First Claim
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1. An aluminum electric wire for an automobile, the electric wire comprising:

  • an annealed conductor made up of elemental wires made of an aluminum alloy containing 0.90 to 1.20 mass % Fe, 0.10 to 0.25 mass % Mg, 0.0005 to 0.0025 mass % B, and a balance being Al and incidental impurities; and

    an insulating material covering the annealed conductor, whereina quantity of Al—

    Fe precipitates in an area of 2400×

    2600 nm in a cross section of the annealed conductor is five or more.

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