| 摘要 |
The purpose of the present invention is to reduce iron loss of a directional electromagnetic steel sheet which has a phosphate glass coating. A directional electromagnetic steel sheet with a coating of the present invention comprises: a directional electromagnetic steel sheet; and a coating that is formed on the surface of the directional electromagnetic steel sheet and contains elements P, Si, Cr and O as well as at least one element that is selected from the group consisting of Mg, Al, Ni, Co, Mn, Zn, Fe, Ca and Ba, with 5% by mass or more thereof being composed of a crystalline phase of a phosphate salt. |
