NON-ORIENTED SILICON STEEL SHEET HAVING EXCELLENT MAGNETIC PROPERTY

摘要

PROBLEM TO BE SOLVED: To provide a non-oriented silicon steel sheet having a high magnetic flux density and a low core loss at a low cost and stably.SOLUTION: A non-oriented silicon steel sheet contains, in mass%, C: 0.01% or less, Si: 1 to 4%, Mn: 0.05 to 3%, Al: 0.004% or less, N: 0.005% or less, P: 0.03 to 0.20%, S: 0.01% or less and Se: 0.002% or less, or C: 0.01% or less, Si: 1 to 4%, Mn: 0.05 to 3%, Al: 0.004% or less, N: 0.005% or less, P: 0.03 to 0.20%, S: 0.01% or less and Se: 0.003% or less, and further containing one or two selected from Sn: 0.001 to 0.1% and Sb: 0.001 to 0.1%.