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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 11607744 B1

PDFFull Text
Date of Patent:
Mar. 21, 2023

Filed:

Mar. 29, 2021

Welded advanced high strength steel

Applicant:

United States Steel Corporation, Pittsburgh, PA (US);

Inventors:

Daniel James Branagan, Idaho Falls, ID (US);

Alla V. Sergueeva, Idaho Falls, ID (US);

Brian E. Meacham, Idaho Falls, ID (US);

Andrew E. Frerichs, Idaho Falls, ID (US);

Sheng Cheng, Idaho Falls, ID (US);

Scott T. Larish, Idaho Falls, ID (US);

Grant G. Justice, Idaho Falls, ID (US);

Andrew T. Ball, Reno, NV (US);

Craig S. Parsons, Lake Orion, MI (US);

Logan J. Tew, Idaho Falls, ID (US);

Scott T. Anderson, Idaho Falls, ID (US);

Kurtis R. Clark, Idaho Falls, ID (US);

Taylor L. Giddens, Idaho Falls, ID (US);

Tad V. Machrowicz, Ortonville, MI (US);

Jonathan M. Cischke, Bloomfield Hills, MI (US);

Assignee:

United States Steel Corporation, Pittsburgh, PA (US);

Attorneys:

Alan G. Towner

Leech Tishman Fuscaldo & Lampl

Primary Examiner:

Scott R Kastler

Int. Cl.
CPC ...
B23K 11/16 (2006.01); C22C 38/18 (2006.01); C21D 9/50 (2006.01); C23C 2/28 (2006.01); C22C 38/02 (2006.01); C22C 38/04 (2006.01); C22C 38/08 (2006.01); C23C 2/06 (2006.01); C22C 38/16 (2006.01); B23K 11/24 (2006.01); B23K 15/00 (2006.01); B23K 11/11 (2006.01); B23K 26/32 (2014.01); B23K 26/24 (2014.01); B23K 26/22 (2006.01); C21D 9/46 (2006.01); B23K 11/00 (2006.01); B23K 11/08 (2006.01); B23K 26/322 (2014.01); C21D 8/02 (2006.01); C23C 2/26 (2006.01); B23K 103/04 (2006.01); B23K 101/00 (2006.01); B23K 101/34 (2006.01); B23K 101/18 (2006.01);
U.S. Cl.
CPC ...
B23K 11/166 (2013.01); B23K 11/0026 (2013.01); B23K 11/08 (2013.01); B23K 11/115 (2013.01); B23K 11/16 (2013.01); B23K 11/241 (2013.01); B23K 15/008 (2013.01); B23K 15/0046 (2013.01); B23K 15/0053 (2013.01); B23K 15/0093 (2013.01); B23K 26/22 (2013.01); B23K 26/24 (2013.01); B23K 26/32 (2013.01); B23K 26/322 (2013.01); C21D 8/021 (2013.01); C21D 9/46 (2013.01); C21D 9/50 (2013.01); C21D 9/505 (2013.01); C22C 38/02 (2013.01); C22C 38/04 (2013.01); C22C 38/08 (2013.01); C22C 38/16 (2013.01); C22C 38/18 (2013.01); C23C 2/06 (2013.01); C23C 2/26 (2013.01); C23C 2/28 (2013.01); B23K 2101/006 (2018.08); B23K 2101/18 (2018.08); B23K 2101/34 (2018.08); B23K 2103/04 (2018.08);
Abstract

This disclosure relates to weldability of steel alloys that provide weld joints which retain hardness values in a heat affected zone adjacent to a fusion zone and which also have improved resistance to liquid metal embrittlement due to the presence of zinc coatings.

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