Catastrophic failure of metals

Details Catastrophic failure of metals Catastrophic failure of metals

1960-06-22

1976-07-13

Schafer, Richard E.

Metal treatment

Compositions

Heat treating

29413, 225 2, 225 94, 225 965, 241 15, 241 38, 266121, 266128, 299 16, 299 29, B23K 700

Patent

active

039691543

ABSTRACT:
1. A method of inducing rapid failure in a shape that is under stress and is composed of cold rolled steel comprising applying against a surface of said cold rolled steel shape a mixture composed of lithium metal, lithium chloride and potassium chloride, rapidly heating that mixture as well as the surface of the steel shape in contact therewith sufficiently to melt the mixture but below the annealing temperature of the steel, and maintaining that temperature until the steel shape cracks.

REFERENCES:
patent: 2387715 (1945-10-01), Cadwell
Morgan, W. A., "Embrittlement of Solid Metals in a Liquid Metal," in Metal Treatment and Drop Forging, Sept. 1954, pp. 333-339.

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