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:
Sep. 03, 2024
Filed:
Dec. 17, 2019
Posco, Pohang-si, KR;
Seok-Jun Hong, Gwangyang-si, KR;
Woo-Sung Jung, Gwangyang-si, KR;
POSCO CO., LTD, Pohang-si, KR;
Abstract
A Zn—Mg alloy plated steel material having excellent adhesion to plating and corrosion resistance comprises base steel and a plating layer formed on the surface of the base steel, wherein the plating layer comprises a Zn single phase, a Mg single phase, an MgZnalloy phase, and an MgZnalloy phase, the Zn single phase is contained in the plating layer at a proportion of 15 to 19 volumes, and the proportion of the Zn single phase in a lower t/area of the plating layer adjacent to the base steel may be greater than the proportion of the Zn single phase in an upper t/area of the plating layer on the surface layer side of the plating layer. (Here, t means the thickness (μm) of the plating layer).