Title:
SOFT-MAGNETIC WIRE, SOFT-MAGNETIC STEEL BAR, AND SOFT-MAGNETIC COMPONENT
Document Type and Number:
WIPO Patent Application WO/2023/171362
Kind Code:
A1
Abstract:
This soft-magnetic wire or soft-magnetic steel bar contains not more than 0.075 mass% of C, not more than 1.00 mass% of Si, 0.10-1.00 mass% of Mn, not more than 0.100 mass% of P, not more than 0.100 mass% of S, not more than 1.00 mass% of Cu, not more than 1.00 mass% of Ni, not more than 1.00 mass% of Cr, less than 0.030 mass% of Al, not more than 0.0200 mass% of N, and 0.002-0.050 mass% of Sn, the remaining portion being iron and unavoidable impurities, and contains ferrite in an area proportion of not less than 80%. The crystal particle size number of the ferrite is not more than 5.0. The soft-magnetic wire or soft-magnetic steel bar has a Vickers hardness of not more than HV140.
Inventors:
IKEDA KENSHI
Application Number:
PCT/JP2023/006169
Publication Date:
September 14, 2023
Filing Date:
February 21, 2023
Export Citation:
Assignee:
KOBE STEEL LTD (JP)
International Classes:
C22C38/00; C22C38/60; H01F1/14; H01F1/147; C21D6/00; C21D8/12
Foreign References:
| JP2004270011A | 2004-09-30 | |||
| JP2015127454A | 2015-07-09 | |||
| JP2007238970A | 2007-09-20 | |||
| JP2018076557A | 2018-05-17 | |||
| JP2010235976A | 2010-10-21 | |||
| JP2012062503A | 2012-03-29 | |||
| KR20160077523A | 2016-07-04 |
Attorney, Agent or Firm:
YAMAO, Norihito (JP)
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