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Title: Cast B2-phase iron-aluminum alloys with improved fluidity

Patent ·
OSTI ID:874660
 [1];  [2];  [3]
  1. 122 Clark La., Oak Ridge, TN 37830
  2. P.O. Box 64, Tarrs, PA 15688
  3. 124 Cove Point Rd., Rockwood, TN 37854

Systems and methods are described for iron aluminum alloys. A composition includes iron, aluminum and manganese. A method includes providing an alloy including iron, aluminum and manganese; and processing the alloy. The systems and methods provide advantages because additions of manganese to iron aluminum alloys dramatically increase the fluidity of the alloys prior to solidification during casting.

Research Organization:
Oak Ridge National Laboratory (ORNL), Oak Ridge, TN (United States)
DOE Contract Number:
AC05-96OR22464
Assignee:
Maziasz; Philip J. (122 Clark La., Oak Ridge, TN 37830); Paris; Alan M. (P.O. Box 64, Tarrs, PA 15688); Vought; Joseph D. (124 Cove Point Rd., Rockwood, TN 37854)
Patent Number(s):
US 6436339
OSTI ID:
874660
Country of Publication:
United States
Language:
English

References (4)

Environmental embrittlement of iron aluminides journal January 1994
International Symposium on Nickel and Iron Aluminides: Processing, Properties, and Applications journal January 1997
A review of recent developments in Fe 3 Al-based alloys journal August 1991
Recent advances in B2 iron aluminide alloys: deformation, fracture and alloy design journal December 1998