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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 9616411 B1

PDFFull Text
Date of Patent:
Apr. 11, 2017

Filed:

Apr. 15, 2015

High al-content steel sheet excellent in workability and method of production of same

Applicant:

Nippon Steel & Sumikin Materials Co, Ltd, Tokyo, JP;

Inventors:

Toru Inaguma, Tokyo, JP;

Takayuki Kobayashi, Tokyo, JP;

Hiroaki Sakamoto, Tokyo, JP;

Assignee:

NIPPON STEEL & SUMKIN MATERIALS CO., LTD., Tokyo, JP;

Attorney:

Birch, Stewart, Kolasch & Birch, LLP

Primary Examiner:

Jie Yang

Int. Cl.
CPC ...
C21D 8/00 (2006.01); B01J 23/745 (2006.01); B01D 39/12 (2006.01); B01D 53/88 (2006.01); B01J 37/02 (2006.01); B21B 3/02 (2006.01); C22C 38/00 (2006.01); C22C 38/06 (2006.01); C22C 38/18 (2006.01); C22C 38/20 (2006.01); C22C 38/26 (2006.01); C22C 38/28 (2006.01); C23C 2/12 (2006.01); C23C 2/26 (2006.01); C23C 2/28 (2006.01); C23C 26/00 (2006.01); C25D 5/50 (2006.01); C25D 7/06 (2006.01); B01J 21/02 (2006.01); B01J 35/00 (2006.01); B01J 35/04 (2006.01); B23K 1/00 (2006.01); C21D 8/02 (2006.01);
U.S. Cl.
CPC ...
B01J 23/745 (2013.01); B01D 39/12 (2013.01); B01D 53/885 (2013.01); B01J 21/02 (2013.01); B01J 35/0006 (2013.01); B01J 35/04 (2013.01); B01J 37/0225 (2013.01); B21B 3/02 (2013.01); B23K 1/0014 (2013.01); C22C 38/004 (2013.01); C22C 38/005 (2013.01); C22C 38/06 (2013.01); C22C 38/18 (2013.01); C22C 38/20 (2013.01); C22C 38/26 (2013.01); C22C 38/28 (2013.01); C23C 2/12 (2013.01); C23C 2/26 (2013.01); C23C 2/28 (2013.01); C23C 26/00 (2013.01); C25D 5/50 (2013.01); C25D 7/06 (2013.01); C21D 8/0205 (2013.01); Y10T 428/1234 (2015.01);
Abstract

The present invention provides a high Al-content steel sheet having an excellent workability and a method of production of the same at a low cost by mass production, a high Al-content metal foil and a method of production of the same, and a metal substrate using a high Al-content metal foil, that is, a high Al-content steel sheet having an Al content of 6.5 mass % to 10 mass %, the high Al-content steel sheet characterized by having one or both of a {222} plane integration of an α-Fe crystal with respect to the surface of the steel sheet of 60% to 95% or a {200} plane integration of 0.01% to 15% and a method of production of the same, a high Al-content metal foil and a method of production of the same, and a metal substrate using a high Al-content metal foil.

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