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Wedlable nickel aluminide alloy

United States Patent

November 19, 2002
View the Complete Patent at the US Patent & Trademark Office
Oak Ridge National Laboratory - Visit the Partnerships Directorate Website
A Ni.sub.3 Al alloy with improved weldability is described. It contains about 6-12 wt % Al, about 6-12 wt % Cr, about 0-3 wt % Mo, about 1.5-6 wt % Zr, about 0-0.02 wt % B and at least one of about 0-0.15 wt % C, about 0-0.20 wt % Si, about 0-0.01 wt % S and about 0-0.30 wt % Fe with the balance being Ni.
Santella; Michael L. (Knoxville, TN), Sikka; Vinod K. (Oak Ridge, TN)
U T Battelle, LLC (Oak Ridge, TN)
09/ 396,059
September 15, 1999
The U.S. Government has rights in this invention pursuant to contract No. DE-AC 05-960R22464 between the Department of Energy and Lockheed Martin Energy Research Corporation.