METHOD FOR PRODUCING NON-TEXTURED ELECTRICAL STEEL

Inventors

1. A method for producing a sheet of non-oriented electrical steel, comprising the following stages, in which:
preparation of steel of a composition including the following elements, wt.%:
0.0001≤ Carbon ≤0.008
0.1≤ Manganese ≤2.0
2.6 ≤ Silicon ≤ 6.5
0.1≤ Aluminum ≤1.2
0≤ Phosphorus ≤0.15
0≤ Sulfur ≤0.006
0≤ Nitrogen ≤0.09
3.5 ≤ Si + Al + Mn ≤ 9.5
and which may contain one or more of the following optional elements
0≤ Niobium ≤0.1
0≤ Titanium ≤0.1
0≤ Vanadium ≤0.1
0≤Chromium ≤1
0≤ Molybdenum ≤0.5
0≤ Tungsten ≤0.1
0≤ Cobalt ≤1
0≤ Arsenic ≤0.05
0≤ Calcium ≤0.01