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:
Nov. 24, 2020
Filed:
Nov. 28, 2017
Applicant:
Erasteel Kloster Aktiebolag, Soderfors, SE;
Inventor:
Stefan Sundin, Gavie, SE;
Assignee:
ERASTEEL KLOSTER AKTIEBOLAG, Soderfors, SE;
Primary Examiner:
Int. Cl.
CPC ...
C21D 1/18 (2006.01); C22C 33/02 (2006.01); C22C 38/02 (2006.01); C22C 38/04 (2006.01); C22C 38/22 (2006.01); C22C 38/24 (2006.01); C22C 38/30 (2006.01); B22F 3/12 (2006.01); B22F 3/15 (2006.01); B22F 3/24 (2006.01); C22C 37/06 (2006.01); C22C 37/10 (2006.01); C22C 38/34 (2006.01); C22C 38/36 (2006.01); B22F 5/00 (2006.01);
U.S. Cl.
CPC ...
C21D 1/18 (2013.01); B22F 3/1208 (2013.01); B22F 3/15 (2013.01); B22F 3/24 (2013.01); C22C 33/0257 (2013.01); C22C 33/0285 (2013.01); C22C 37/06 (2013.01); C22C 37/10 (2013.01); C22C 38/02 (2013.01); C22C 38/04 (2013.01); C22C 38/22 (2013.01); C22C 38/24 (2013.01); C22C 38/30 (2013.01); C22C 38/34 (2013.01); C22C 38/36 (2013.01); B22F 2003/248 (2013.01); B22F 2005/001 (2013.01); B22F 2998/00 (2013.01);
Abstract
The present invention relates to a high speed steel with a chemical composition that comprises, in % by weight: 0.6-2.1 C 3-5 Cr 4-14 Mo max 5 W max 15 Co 0.5-4 V, balance Fe and impurities from the manufacturing of the material, which steel is powder metallurgically manufactured and has a content of Si in the range of 0.7<Si≤2.