The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 20, 2021
Filed:
Aug. 22, 2017
Applicant:
Posco, Pohang-si, KR;
Inventors:
Sang-Heon Kim, Gwangyang-si, KR;
Hyeon-Seok Hwang, Gwangyang-si, KR;
Suk-Kyu Lee, Gwangyang-si, KR;
Sun-Ho Jeon, Gwangyang-si, KR;
Yon-Kyun Song, Gwangyang-si, KR;
Bong-Hwan Yoo, Gwangyang-si, KR;
Assignee:
POSCO, Pohang-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C 2/28 (2006.01); C23C 2/02 (2006.01); C23C 2/06 (2006.01); C23C 2/40 (2006.01); C23C 2/26 (2006.01); C22C 18/00 (2006.01); C21D 9/46 (2006.01); C22C 18/04 (2006.01); C23C 2/20 (2006.01);
U.S. Cl.
CPC ...
C23C 2/28 (2013.01); C21D 9/46 (2013.01); C22C 18/00 (2013.01); C22C 18/04 (2013.01); C23C 2/02 (2013.01); C23C 2/06 (2013.01); C23C 2/20 (2013.01); C23C 2/26 (2013.01); C23C 2/40 (2013.01);
Abstract
Disclosed are a hot-rolled galvanized steel sheet having excellent galling resistance and formability, and a method for manufacturing the same. The hot-rolled galvanized steel sheet, includes: a base steel; and a hot-rolled galvanizing layer formed on the surface of the base steel, wherein the hot-rolled galvanizing layer provides a hot-rolled galvanized steel sheet having a Mn crystallite having a size of 10 μm or less between the resin dendrites of zinc that form sequins.