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. 01, 2016
Filed:
Feb. 01, 2011
Applicant:
Kevin Dolman, New South Wales, AU;
Inventor:
Kevin Dolman, New South Wales, AU;
Assignee:
Weir Minerals Australia Ltd, Artarmon, New South Wales, AU;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C 37/06 (2006.01); C22C 38/28 (2006.01); C22C 38/26 (2006.01); C22C 38/38 (2006.01); C22C 38/36 (2006.01); C21D 5/00 (2006.01); C21D 5/04 (2006.01); C22C 33/08 (2006.01); C22C 37/10 (2006.01); B22D 25/06 (2006.01); C21D 6/00 (2006.01);
U.S. Cl.
CPC ...
C22C 38/38 (2013.01); B22D 25/06 (2013.01); C21D 5/04 (2013.01); C21D 6/002 (2013.01); C21D 6/005 (2013.01); C21D 6/008 (2013.01); C22C 33/08 (2013.01); C22C 37/06 (2013.01); C22C 37/10 (2013.01);
Abstract
A casting of a white cast iron alloy and a method of producing the casting are disclosed. A white cast alloy is also disclosed. The casting has a solution treated microstructure that comprises a ferrous matrix of retained austenite and chromium carbides dispersed in the matrix, with the carbides comprising 15 to 60% volume fraction of the alloy. The matrix composition comprises: manganese: 8 to 20 wt %; carbon: 0.8 to 1.5 wt %; chromium: 5 to 15 wt %; and iron: balance (including incidental impurities).