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.

Date of Patent:
Feb. 05, 2019

Filed:

Apr. 14, 2014
Applicant:

Nippon Steel & Sumitomo Metal Corporation, Tokyo, JP;

Inventors:

Jun Maki, Tokyo, JP;

Shintaro Yamanaka, Tokyo, JP;

Masao Kurosaki, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C 38/14 (2006.01); C23C 2/12 (2006.01); C23C 2/28 (2006.01); C22C 21/00 (2006.01); C22C 21/06 (2006.01); C22C 38/04 (2006.01); C22C 38/00 (2006.01); C22C 38/02 (2006.01); C22C 38/06 (2006.01);
U.S. Cl.
CPC ...
C22C 38/14 (2013.01); C22C 21/00 (2013.01); C22C 21/06 (2013.01); C22C 38/002 (2013.01); C22C 38/02 (2013.01); C22C 38/04 (2013.01); C22C 38/06 (2013.01); C23C 2/12 (2013.01); C23C 2/28 (2013.01);
Abstract

To provide a plated steel sheet for hot pressing, a hot pressing method for the plated steel sheet, and an automobile part made by the hot pressing method that has an excellent lubricity with less deposition amount and can improve formability and productivity in hot pressing work and also can improve chemical conversion treatability after hot press forming, there is provided an Al plating layer formed on one side or both sides of the steel sheet, the Al plating layer containing at least Al, and further containing one or more elements, at a total content of 0.02 to 2 mass %, selected from Mg, Ca, Sr, Li, Na, and K; and a surface coating layer laminated on the Al plating layer and containing at least ZnO.


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