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:
Oct. 08, 2024

Filed:

Jan. 12, 2021
Applicant:

Baoshan Iron & Steel Co., Ltd., Shanghai, CN;

Inventors:

Bo Yan, Shanghai, CN;

Sihai Jiao, Shanghai, CN;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C22C 38/00 (2006.01); B21B 1/22 (2006.01); B32B 15/01 (2006.01); C22C 38/02 (2006.01); C22C 38/04 (2006.01); C22C 38/06 (2006.01); C22C 38/12 (2006.01); C22C 38/14 (2006.01);
U.S. Cl.
CPC ...
B32B 15/011 (2013.01); B21B 1/22 (2013.01); B32B 15/013 (2013.01); C22C 38/02 (2013.01); C22C 38/04 (2013.01); C22C 38/06 (2013.01); C22C 38/12 (2013.01); C22C 38/14 (2013.01); B32B 2250/02 (2013.01); B32B 2307/732 (2013.01); B32B 2311/18 (2013.01); B32B 2311/30 (2013.01);
Abstract

Disclosed is a high corrosion-resistance strip steel and its manufacturing method. The high corrosion-resistance strip steel comprises a carbon steel base layer and a corrosion-resistance cladding layer roll-bonded with the carbon steel base layer, the corrosion-resistance cladding layer being austenitic stainless steel or pure titanium, the thickness of the corrosion-resistance cladding layer being 0.5% to 5% of the total thickness of the strip steel. The high corrosion-resistance strip steel has a high corrosion-resistance surface, good interlayer bonding performance, good mechanical properties and processability.


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