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Lightweight and excellent ductile bead wire, method for producing the same and lightweight tire

  • US 8,647,450 B2
  • Filed: 02/22/2007
  • Issued: 02/11/2014
  • Est. Priority Date: 04/11/2006
  • Status: Expired due to Fees
First Claim
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1. A lightweight and excellent ductile bead wire for a bead core in a tire having a composition ofMn:

  • 5-35 at % andAl;

    14-20 at %,and the remainder being Fe and inevitable impurities, in which a steel structure is an austenite single-phase structure.

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