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:
Mar. 17, 2020
Filed:
Jul. 26, 2017
Applicants:
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Inventors:
Jae-Hong Park, Seoul, KR;
Min-Woo Kang, Yongin-si, KR;
Jae-Woon Hwang, Seoul, KR;
Hyun-Kyu Kim, Anyang-si, KR;
Assignees:
Hyundai Motor Company, Seoul, KR;
Kia Motors Company, Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C 8/22 (2006.01); C21D 8/00 (2006.01); C21D 7/04 (2006.01); C22C 38/26 (2006.01); C22C 38/24 (2006.01); C22C 38/06 (2006.01); C22C 38/04 (2006.01); C22C 38/02 (2006.01); C21D 6/00 (2006.01); C23C 8/80 (2006.01);
U.S. Cl.
CPC ...
C23C 8/22 (2013.01); C21D 6/005 (2013.01); C21D 6/008 (2013.01); C21D 7/04 (2013.01); C21D 8/005 (2013.01); C22C 38/02 (2013.01); C22C 38/04 (2013.01); C22C 38/06 (2013.01); C22C 38/24 (2013.01); C22C 38/26 (2013.01); C23C 8/80 (2013.01); C21D 2211/008 (2013.01); C21D 2221/00 (2013.01);
Abstract
Provided herein is an alloy steel in which carburization is prevented by a processing load, the alloy steel including: about 0.13 to 0.25 wt % of carbon (C), about 0.6 to 1.5 wt % of silicon (Si), about 0.6 to 1.5 wt % of manganese (Mn), about 1.5 to 3.0 wt % of chromium (Cr), about 0.01 to 0.1 wt % of niobium (Nb), about 0.01 to 0.1 wt % of aluminum (Al), about 0.05 to 0.5 wt % of vanadium (V), the balance iron (Fe), and impurities, based on the total weight of the alloy steel.