Iron aluminide knife and method thereof

Details Iron aluminide knife and method thereof Iron aluminide knife and method thereof

1995-12-04

1997-08-05

Payer, Hwei-Siu

Cutlery

Blades

Metallurgical feature

3034654, 420 79, B26B 900

Patent

active

056530323

ABSTRACT:
Fabricating an article of manufacture having a Fe.sub.3 Al-based alloy cutting edge. The fabrication comprises the steps of casting an Fe.sub.3 Al-based alloy, extruding into rectangular cross section, rolling into a sheet at 800.degree. C. for a period of time followed by rolling at 650.degree. C., cutting the rolled sheet into an article having an edge, and grinding the edge of the article to form a cutting edge.

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I. Baker and P. Nagpal, "A Review of the Flow and Fracture of FeAl," Structural Intermetallics, Eds., R. Darollis, J.J. Lowandowski, C.T. Liu, P.I. Martin, D.B. Miracle, and M.V. Nafhal, The Minerals, Metals & Materials Society, 1993.

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