Defines the grades of cold-rolled non-oriented electrical steel sheet and strip in nominal thicknesses of 0.35 mm, 0.50 mm, 0.65 mm and 1,00 mm. Specifies general requirements, the magnetic properties, geometric characteristics and tolerances, and technological characteristics, as well as the inspection procedure. Applies to materials supplied in the fully annealed condition intended for the construction of magnetic currents. Does not apply to semi-processed material.