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Title: Aluminum alloys with improved intergranular corrosion resistance properties and methods of making and using the same

Patent ·
OSTI ID:2222339

Disclosed herein are embodiments of aluminum-based alloys having improved intergranular corrosion resistance. Methods of making and using the disclosed alloy embodiments also are disclosed herein.

Research Organization:
Oak Ridge National Laboratory (ORNL), Oak Ridge, TN (United States); Ames Laboratory (AMES), Ames, IA (United States); Univ. of Tennessee, Knoxville, TN (United States); Eck Industries Inc., Manitowoc, WI (United States); Lawrence Livermore National Laboratory (LLNL), Livermore, CA (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC02-07CH11358; AC05-00OR22725
Assignee:
UT-Battelle, LLC (Oak Ridge, TN); University of Tennessee Research Foundation (Knoxville, TN); Eck Industries Incorporated (Manitowoc, WI); Lawrence Livermore National Security, LLC (Livermore, CA); Iowa State University Research Foundation, Inc. (Ames, IA)
Patent Number(s):
11,761,061
Application Number:
16/132,231
OSTI ID:
2222339
Resource Relation:
Patent File Date: 09/14/2018
Country of Publication:
United States
Language:
English

References (36)

Effects of La on the age hardening behavior and precipitation kinetics in the cast Al–Cu alloy journal November 2012
Characterization and wear resistance of laser surface melting AZ91D alloy journal May 2008
High strength L12 aluminum alloys patent October 2010
Method for making a light metal-rare earth metal alloy patent August 1991
Multi-element heat-resistant aluminum alloy material with high strength and preparation method thereof patent-application June 2012
Criteria for developing castable, creep-resistant aluminum-based alloys – A review journal March 2006
Method and apparatus for shaping semisolid metals patent-application December 2004
Mechanical Properties of Nanometric Al2O3 Particulate-Reinforced Al-Al11Ce3 Composites Produced by Friction Stir Processing journal January 2010
Cerium-Based, Intermetallic-Strengthened Aluminum Casting Alloy: High-Volume Co-product Development journal May 2016
High strength aluminum alloy patent July 1995
Aluminum-Based Alloy and Method of Fabrication of Semiproducts Thereof patent-application December 2005
Methods for Producing Alloy Forms from Alloys Containing One or More Extremely Reactive Elements and for Fabricating a Component Therefrom patent-application February 2016
Characterization of Near Net-Shape Castable Rare Earth Modified Aluminum Alloys for High Temperature Application book January 2016
Manufacture of Metal Articles patent-application May 2015
High-strength, high-ductility cast aluminum alloy and process for producing the same patent November 1996
Method to improve the corrosion resistance of aluminum alloys patent July 2016
Mixed lanthanum-magnesium aluminates patent April 1990
Method of Producing a Castable High Temperature Aluminum Alloy by Controlled Solidification patent-application November 2009
Improvement in wear resistance of hyper-eutectic AlSi cast alloy by laser surface remelting journal June 2003
Intergranular corrosion (IGC) and intergranular stress corrosion cracking (IGSCC) resistance improvement method for metallic alloys patent July 2015
Phase relations in the Cu-poor part of the Ce–Al–Cu system at 503K journal September 2009
Selected Processing for Non-equilibrium Light Alloys and Products patent-application October 2003
High Strength L12 Aluminum Alloys Produced by Cryomilling patent-application September 2010
Al-Cu-Li (Aluminum-Copper-Lithium) journal February 2010
Castable high-temperature Ce-modified Al alloys patent May 2018
Evaluation of an Al-Ce alloy for laser additive manufacturing journal March 2017
Production of glassy metallic layers by laser surface treatment journal February 2003
The microstructure and mechanical properties of unidirectionally solidified Al−Si alloys journal June 1989
Effect of substituting cerium-rich mischmetal with lanthanum on microstructure and mechanical properties of die-cast Mg–Al–RE alloys journal August 2009
Spray Deposition of L12 Aluminum Alloys patent-application November 2010
Corrosion mechanism associated with T1 and T2 precipitates of Al–Cu–Li alloys in NaCl solution journal July 2008
Dual characteristic of trace rare earth elements in a commercial casting Al–Cu–X alloy journal September 2014
Rapidly Solidified Aluminum-Rare Earth alloy and method of making Same patent-application August 2018
Effect of high power diode laser surface melting on wear resistance of magnesium alloys journal January 2006
Aluminum Alloy patent May 1966
Method for producing shaped article of aluminum alloy, shaped aluminum alloy article and production system patent-application November 2014