Title:
無方向性電磁鋼板およびその製造方法
Document Type and Number:
Japanese Patent JP7445656
Kind Code:
B2
Abstract:
A non-oriented electrical steel sheet according to one embodiment of the present invention comprises: 1.5 to 4.0 wt% of Si; 0.1 to 1.5 wt% of Mn; 0.7 to 1.5 wt% of Al; 0.0001-0.003 wt% of Bi; and 0.0001 to 0.003 wt% of Ga, with the balance comprising Fe and inevitable impurities, and satisfies the following Formula 1. Al+Mn≥0.87 (here, [Al] and [Mn] represent the contents (wt%) of Al and Mn, respectively.)
Inventors:
Park, Junsu
Hong, Jewan
Song, Dae-Hyun
Hong, Jewan
Song, Dae-Hyun
Application Number:
JP2021531046A
Publication Date:
March 07, 2024
Filing Date:
November 27, 2019
Export Citation:
Assignee:
POSCO Company Limited
International Classes:
C22C38/00; C21D8/12; C22C38/06; C22C38/60; H01F1/147
Domestic Patent References:
| JP2014185365A | ||||
| JP2011190485A | ||||
| JP2003166019A | ||||
| JP2018504516A |
Foreign References:
| WO2016002904A1 | ||||
| WO2010140509A1 | ||||
| WO2016027565A1 | ||||
| WO2017022360A1 | ||||
| WO2018117602A1 |
Attorney, Agent or Firm:
Patent Attorney Corporation Kyosei International Patent Office