| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a non-oriented electrical steel sheet which has a high strength, excellent magnetic properties and fatigue properties, and also is excellent in productivity. <P>SOLUTION: The steel sheet has a steel composition containing 0.010% by mass or less of C and 0.010% by mass or less of N, provided that C+N≤0.010% by mass, and also containing >3.5 to 5.0% by mass of Si, 3.0% by mass or less of Mn, 3.0% by mass or less of Al, 0.2% by mass or less of P, 0.01% by mass or less of S, and one or more kinds selected from Ti and V of 0.01 to 0.8% by mass in total, provided that (Ti+V)/(C+N)≥16, and the balance Fe with inevitable impurities. <P>COPYRIGHT: (C)2007,JPO&INPIT |
