MUMBAI, India, Sept. 22 -- Intellectual Property India has published a patent application (202617074951 A) filed by Nippon Steel Corporation on June 17, 2026, for Plated Steel Sheet And Component Including Same.
Inventors include Kirekawa, Naoto; Mitsunobu, Takuya; Takebayashi, Hiroshi; and Ueno, Shin.
The application for the patent was published on September 18, 2026, under issue no. 38/2026.
Abstract: Provided are a plated steel sheet, and a component including same, the plated steel sheet comprising a base material steel sheet and plating disposed on a surface of the base material steel sheet, the plated steel sheet characterized in that: the base material steel sheet has a chemical composition containing, in terms of mass%, 0.010%- 1.000% of Ni, 0.010%-1.000% of Cu, and 0.003%-1.000% of Sn; and in an elemental distribution image obtained by measuring a cross-section of the plated steel sheet with EPMA, a surface coverage of a covered region in which a surface concentration of at least one of Ni, Cu, and Sn satisfies [Ni] + [Cu] + 0.6[Sn] = 10, and the surface concentration of Fe is 10 mass% or more is 25% or more, and the average length of a non-covered region not covered with any of Ni, Cu, or Sn is 10 µm or less.
Disclaimer: Curated by HT Syndication.
