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:
Apr. 25, 2023
Filed:
Oct. 29, 2019
Applicant:
Crs Holdings, Inc., Wilmington, DE (US);
Inventors:
David E. Wert, Wyomissing, PA (US);
Samuel J. Kernion, Lancaster, PA (US);
Shane Para, Downingtown, PA (US);
Karl Heck, West Lawn, PA (US);
Assignee:
CRS HOLDINGS, LLC, Wilmington, DE (US);
Primary Examiner:
Int. Cl.
CPC ...
C22C 38/52 (2006.01); C21D 9/00 (2006.01); B64C 25/00 (2006.01); B64C 9/02 (2006.01); B22F 1/00 (2022.01); C22C 38/48 (2006.01); C22C 38/06 (2006.01); C22C 38/00 (2006.01); C22C 38/50 (2006.01); C22C 38/46 (2006.01); C22C 38/44 (2006.01); C22C 38/42 (2006.01); C22C 38/04 (2006.01); C22C 38/02 (2006.01); C21D 1/18 (2006.01); C21D 8/00 (2006.01); C21D 6/00 (2006.01); C21D 6/04 (2006.01); C21D 7/13 (2006.01);
U.S. Cl.
CPC ...
C22C 38/52 (2013.01); B22F 1/0003 (2013.01); B64C 9/02 (2013.01); B64C 25/00 (2013.01); C21D 1/18 (2013.01); C21D 6/004 (2013.01); C21D 8/005 (2013.01); C21D 9/0075 (2013.01); C22C 38/001 (2013.01); C22C 38/002 (2013.01); C22C 38/005 (2013.01); C22C 38/02 (2013.01); C22C 38/04 (2013.01); C22C 38/06 (2013.01); C22C 38/42 (2013.01); C22C 38/44 (2013.01); C22C 38/46 (2013.01); C22C 38/48 (2013.01); C22C 38/50 (2013.01); C21D 6/04 (2013.01); C21D 7/13 (2013.01); C21D 2211/004 (2013.01); C21D 2211/008 (2013.01);
Abstract
A quench and temper steel alloy is disclosed having the following composition in weight percent. The balance of the alloy is iron and the usual impurities found in similar grades of quench and temper steels intended for similar use or service, including not more than about 0.01% phosphorus and not more than about 0.010% sulfur. A quenched and tempered steel article made from this alloy is also disclosed. Further disclosed is a method of making the alloy.