Patent ID: 11962184
Assignee: JFE STEEL CORPORATION
Field: Materials, metallurgy (Chemistry)
Classification: CPC C  H  B  Y | IPC B  C  H

Claim 19:
20. The motor core according to claim 17, wherein
the non-oriented electrical steel sheet contains at least one group selected from following Groups A to D in addition to the above component composition:
Group A: one or two selected from Sn: 0.005 to 0.20 mass % and Sb: 0.005 to 0.20 mass %;
Group B: one or more selected from Ca, Mg and REM by 0.0005 to 0.020 mass % in total;
Group C: one or more selected from Cr, Co, Ni and Cu by 0.01 to 1.0 mass % in total; and
Group D: one or two selected from Mo: 0.001 to 0.1 mass % and W: 0.001 to 0.1 mass %.