MUMBAI, India, Sept. 14 -- Intellectual Property India has published a patent application (202617059633 A) filed by Nippon Steel Corporation on May 11, 2026, for Steel Sheet And Component.
Inventor includes Murata Shinichi.
The application for the patent was published on September 11, 2026, under issue no. 37/2026.
Abstract: This steel sheet has a specific chemical composition and has a specific metal structure in which the average grain size of old austenite grains is 25 µm or less, the area% of tempered martensite is 80.0-99.0%, and the MA area ratio is 1.0-20.0% in a region from a depth of 1/8th of the sheet thickness from the surface to 3/8th of the sheet thickness from the surface. When the difference between the maximum number and ...