FIELD: metallurgy.
SUBSTANCE: sheet is made of steel of the following chemical composition comprising, by wt %: C: not more than 0.005, Si: 1.5-4, Mn: 1-5, P: not more than 0.1, S: not more than 0.005, Al: not more than 3, N: not more than 0.005, Pb: not more than 0.001, the rest is Fe and unavoidable impurities.
EFFECT: sheet has a stable and desired iron loss at high frequency.
7 cl, 2 dwg, 2 tbl, 1 ex
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