| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a high carbon steel wire rod having excellent wire drawability while having high strength required for a steel wire rod. <P>SOLUTION: The high carbon steel wire rod contains 0.6-1.5% of C, 0.1-1.5% of Si, 0.1-1.5% of Mn, 0.02% or less of P (excluding 0%), 0.02% or less of S (excluding 0%), 0.03-0.12% of Ti, 0.001-0.01% of B and 0.001-0.005% of N, with solid-solution B being 0.0002% or more, solid-solution N being 0.0010% or less, and the balance being iron and unavoidable impurities. In addition, the high carbon steel wire rod satisfies predetermined relational expressions. <P>COPYRIGHT: (C)2012,JPO&INPIT |
