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.:
Date of Patent:
Jan. 23, 2018
Filed:
Sep. 20, 2013
Applicant:
Jfe Steel Corporation, Tokyo, JP;
Inventors:
Shunsuke Toyoda, Tokyo, JP;
Sota Goto, Tokyo, JP;
Takatoshi Okabe, Tokyo, JP;
Atsushi Yonemoto, Tokyo, JP;
Assignee:
JFE STEEL CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 5/00 (2006.01); B23K 11/00 (2006.01); C21D 9/08 (2006.01); C21D 9/50 (2006.01); C22C 38/00 (2006.01); C22C 38/04 (2006.01); B23K 11/087 (2006.01); B23K 13/02 (2006.01); C22C 38/02 (2006.01); C22C 38/06 (2006.01); C22C 38/08 (2006.01); C22C 38/12 (2006.01); C22C 38/14 (2006.01); C22C 38/16 (2006.01); C22C 38/18 (2006.01); B23K 35/30 (2006.01); B21B 23/00 (2006.01); B21C 37/08 (2006.01); C21D 1/60 (2006.01); C21D 1/613 (2006.01); C21D 6/00 (2006.01); C22C 38/20 (2006.01); C22C 38/28 (2006.01); C22C 38/32 (2006.01); C22C 38/34 (2006.01); C22C 38/38 (2006.01); F16L 9/02 (2006.01); B23K 101/06 (2006.01); B23K 103/04 (2006.01);
U.S. Cl.
CPC ...
B23K 11/0006 (2013.01); B21B 23/00 (2013.01); B21C 37/08 (2013.01); B23K 11/0873 (2013.01); B23K 13/025 (2013.01); B23K 35/3053 (2013.01); B23K 35/3073 (2013.01); C21D 1/60 (2013.01); C21D 1/613 (2013.01); C21D 6/001 (2013.01); C21D 6/002 (2013.01); C21D 6/004 (2013.01); C21D 6/005 (2013.01); C21D 6/008 (2013.01); C21D 9/08 (2013.01); C21D 9/50 (2013.01); C22C 38/00 (2013.01); C22C 38/001 (2013.01); C22C 38/002 (2013.01); C22C 38/02 (2013.01); C22C 38/04 (2013.01); C22C 38/06 (2013.01); C22C 38/08 (2013.01); C22C 38/12 (2013.01); C22C 38/14 (2013.01); C22C 38/16 (2013.01); C22C 38/18 (2013.01); C22C 38/20 (2013.01); C22C 38/28 (2013.01); C22C 38/32 (2013.01); C22C 38/34 (2013.01); C22C 38/38 (2013.01); F16L 9/02 (2013.01); B23K 2201/06 (2013.01); B23K 2203/04 (2013.01); Y10T 428/12 (2015.01);
Abstract
Electric resistance welded steel pipes or steel tubes with a tensile property TS of not less than 434 MPa which have electric resistance welded parts exhibiting both excellent HIC resistance and excellent low-temperature toughness, and methods for manufacturing such steel pipes or steel tubes.