Plated Steel Sheet

Abstract: This plated steel sheet comprises a steel sheet and a plating layer provided on the surface of the steel sheet. The chemical composition of the plating layer contains, by mass, 10.0 to 25.0% of Al, 3.0 to 10.0% of Mg, 0.01 to 2.0% of Fe, and over 0 to 2.0%, with the remainder made up by Zn and impurities. The number density of Mg2Si phases that have a long diameter of 2 µm or above and that are exposed on the surface of the plating layer is 3 to 150 per 10000 µm2 area.

Patent Information

Application #

Filing Date

16 December 2024

Publication Number

2/2025

Publication Type

INA

Invention Field

METALLURGY

Status

Email

Parent Application

Applicants

NIPPON STEEL CORPORATION

6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo 1008071

Inventors

1. MITSUNOBU Takuya

c/o NIPPON STEEL CORPORATION, 6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo 1008071

2. URANAKA Masaaki

c/o NIPPON STEEL CORPORATION, 6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo 1008071

3. TOKUDA Kohei

c/o NIPPON STEEL CORPORATION, 6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo 1008071

Specification

Documents

Application Documents

#	Name	Date
1	202417099574-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [16-12-2024(online)].pdf	2024-12-16
2	202417099574-STATEMENT OF UNDERTAKING (FORM 3) [16-12-2024(online)].pdf	2024-12-16
3	202417099574-REQUEST FOR EXAMINATION (FORM-18) [16-12-2024(online)].pdf	2024-12-16
4	202417099574-PROOF OF RIGHT [16-12-2024(online)].pdf	2024-12-16
5	202417099574-PRIORITY DOCUMENTS [16-12-2024(online)].pdf	2024-12-16
6	202417099574-POWER OF AUTHORITY [16-12-2024(online)].pdf	2024-12-16
7	202417099574-FORM 18 [16-12-2024(online)].pdf	2024-12-16
8	202417099574-FORM 1 [16-12-2024(online)].pdf	2024-12-16
9	202417099574-DRAWINGS [16-12-2024(online)].pdf	2024-12-16
10	202417099574-DECLARATION OF INVENTORSHIP (FORM 5) [16-12-2024(online)].pdf	2024-12-16
11	202417099574-COMPLETE SPECIFICATION [16-12-2024(online)].pdf	2024-12-16
12	202417099574-FORM 3 [08-05-2025(online)].pdf	2025-05-08