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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.:

US 11781207 B1

PDFFull Text
Date of Patent:
Oct. 10, 2023

Filed:

Nov. 27, 2019

Galvanized steel sheet having excellent hardness and galling resistance

Applicant:

Posco, Pohang-si, KR;

Inventors:

Kyung-Hoon Nam, Gwangyang-si, KR;

Yong-Hwa Jung, Gwangyang-si, KR;

Kyoung-Pil Ko, Gwangyang-si, KR;

Tae-Yeob Kim, Gwangyang-si, KR;

Woo-Sung Jung, Gwangyang-si, KR;

Assignee:

POSCO CO., LTD, Pohang-si, KR;

Attorney:

CANTOR COLBURN LLP

Primary Examiner:

Michael E La Villa

Int. Cl.
CPC ...
C23C 4/137 (2016.01); B32B 15/01 (2006.01); B32B 15/00 (2006.01); C23C 4/06 (2016.01); C22C 18/00 (2006.01); C23C 4/02 (2006.01); C23C 4/18 (2006.01); C23C 14/26 (2006.01); C23C 14/16 (2006.01); C23C 4/12 (2016.01); C23C 4/08 (2016.01); C23C 30/00 (2006.01); C23C 14/56 (2006.01); C23C 28/02 (2006.01); B32B 15/04 (2006.01); B32B 15/18 (2006.01); C23C 28/00 (2006.01);
U.S. Cl.
CPC ...
C23C 4/137 (2016.01); B32B 15/013 (2013.01); B32B 15/04 (2013.01); B32B 15/043 (2013.01); B32B 15/18 (2013.01); C22C 18/00 (2013.01); C23C 4/02 (2013.01); C23C 4/06 (2013.01); C23C 4/08 (2013.01); C23C 4/12 (2013.01); C23C 4/18 (2013.01); C23C 14/16 (2013.01); C23C 14/26 (2013.01); C23C 14/562 (2013.01); C23C 28/025 (2013.01); C23C 28/3225 (2013.01); C23C 30/00 (2013.01); C23C 30/005 (2013.01); Y10T 428/12799 (2015.01); Y10T 428/12972 (2015.01); Y10T 428/12979 (2015.01); Y10T 428/26 (2015.01); Y10T 428/265 (2015.01);
Abstract

Provided is a galvanized steel sheet plated by vacuum deposition and, more specifically, to a galvanized steel sheet having excellent hardness and galling resistance, and a method for manufacturing same. The zinc coated steel sheet includes: a base steel sheet; and a zinc coated layer formed on the base steel sheet. The zinc coated layer is formed of a columnar structure, and a content of Mn included in the zinc coated layer is 0.1 to 0.4 wt %.

Find Patent Forward Citations

Nam, Kyung-Hoon. (2023). Galvanized steel sheet having excellent hardness and galling resistance (U.S. Patent No. 11781207). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11781207

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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