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Alloyed Hot Dip Galvanized Steel Sheet
Abstract: An alloyed hot-dip galvanized steel sheet according to the present disclosure has a base material steel sheet and a coating layer, wherein the base material steel sheet has a prescribed chemical composition in mass %, in a cross-sectional view of the base material steel sheet, the existence ratio ER of an prescribed internal oxide in line with a prescribed condition 1 is 40% or less, and the interval I between the internal oxides is 300 µm or more. The alloyed hot-dip galvanized steel sheet according to the present disclosure is excellent in appearance and the like.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
08 November 2023
Publication Number
38/2024
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. KANETO, Taihei
c/o NIPPON STEEL CORPORATION, 6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo
1008071
2. OKE, Takashi
c/o NIPPON STEEL CORPORATION, 6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo
1008071
3. KAWAZU, Nayuta
c/o NIPPON STEEL CORPORATION, 6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo
1008071
4. KOMURO, Atsushi
c/o NIPPON STEEL CORPORATION, 6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo
1008071
5. MIYASHITA, Tomohiro
c/o NIPPON STEEL CORPORATION, 6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo
1008071
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 202317076330-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [08-11-2023(online)].pdf | 2023-11-08 |
| 2 | 202317076330-STATEMENT OF UNDERTAKING (FORM 3) [08-11-2023(online)].pdf | 2023-11-08 |
| 3 | 202317076330-PROOF OF RIGHT [08-11-2023(online)].pdf | 2023-11-08 |
| 4 | 202317076330-PRIORITY DOCUMENTS [08-11-2023(online)].pdf | 2023-11-08 |
| 5 | 202317076330-POWER OF AUTHORITY [08-11-2023(online)].pdf | 2023-11-08 |
| 6 | 202317076330-FORM 1 [08-11-2023(online)].pdf | 2023-11-08 |
| 7 | 202317076330-DRAWINGS [08-11-2023(online)].pdf | 2023-11-08 |
| 8 | 202317076330-DECLARATION OF INVENTORSHIP (FORM 5) [08-11-2023(online)].pdf | 2023-11-08 |
| 9 | 202317076330-COMPLETE SPECIFICATION [08-11-2023(online)].pdf | 2023-11-08 |
| 10 | 202317076330-FORM 3 [24-03-2024(online)].pdf | 2024-03-24 |
| 11 | 202317076330-FORM 18 [21-04-2025(online)].pdf | 2025-04-21 |