MUMBAI, India, Sept. 7 -- Intellectual Property India has published a patent application (202617085645 A) filed by Nippon Steel Corporation on July 13, 2026, for Steel Sheet And Method For Manufacturing Same.
Inventors include Nishio,takuya; Hikida,kazuo; and Akizuki,makoto.
The application for the patent was published on September 04, 2026, under issue no. 36/2026.
Abstract: Disclosed is a steel sheet which has a composition that contains, on a mass basis, 0.35-0.90% of C, 0.01-0.50% of Si, 0.20-1.30% of Mn, 0.100% or less of P, 0.100% or less of S, 0.100% or less of Al, 0.50% or less of Cr, and 0.0150% or less of N, with the balance being made up of Fe and impurities. With respect to this steel sheet, the average crystal grain size of ferrite is 15.0 µm or less, the area ratio of pearlite is 90% or more, the area ratio of crystal grains that have a KAM value of 5° or less and a crystal grain size of 1.0-10.0 µm is 20% or more, and the number density of crystal grains that have a KAM value of 5° or less and a crystal grain size of 20.0 µm or more is 500/mm2 or less.
Disclaimer: Curated by HT Syndication.
