Method for preventing hydrogen embrittlement of metals and alloy

Metal treatment – Compositions – Heat treating

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148 13, 2041571H, B01J 110

Patent

active

044445997

ABSTRACT:
Hydrogen, embrittlement in metals, alloys or welded portions thereof, which causes cracks, breakage and the like, is prevented by emitting an ionizing radiation to a metal, alloy or a welded portion thereof to diffuse and exhale hydrogen charged in said metal.

REFERENCES:
patent: 3804734 (1974-04-01), Richard et al.
patent: 3817849 (1974-06-01), Richard et al.
patent: 4000011 (1976-12-01), Sato et al.
patent: 4122240 (1978-10-01), Banas et al.
Metals Handbook 9th Edition, vol. 4, pp. 518-521, 11/81.

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