MUMBAI, India, July 24 -- Intellectual Property India has published a patent application (202647085699 A) filed by Posco Co. , Ltd on July 13, 2026, for Non-Oriented Electrical Steel Sheet And Method For Manufacturing Same.
Inventors include Kim, Kwonil; Sohn, Ilryoung; and Paik, Doojin.
The application for the patent was published on July 17, 2026, under issue no. 29/2026.
Abstract: A non-oriented electrical steel sheet according to an embodiment of the present invention contains, in wt%, 1.5-6.0% of Si, 0.1-2.0% of Al, 0.1-2.0% of Mn, and 0.002-0.100% of Cu, with the remainder comprising Fe and inevitable impurities, wherein the ratio (AlMAX/Al5µm) of AlMAX, which is the maximum Al content when the content of Al is measured in the thickness direction from the surface of the steel sheet to a point 5 µm inside the steel sheet, to Al5µm, which is the Al content at the point 5 µm inside the steel sheet from the surface of the steel sheet, is 4.0 or less, and the number of ridges having a width of at least 2 mm and a length of at least 10 mm is 5 or less per 300 mm x 300 mm area.
Disclaimer: Curated by HT Syndication.
