B - Operations – Transporting – 22 – F
Patent
B - Operations, Transporting
22
F
148/36, 148/55
B22F 1/00 (2006.01) C21D 1/34 (2006.01) C22C 21/00 (2006.01)
Patent
CA 1274756
Abstract of the Disclosure A method of treating a metallurgical object containing metastable featureless regions adversely affecting fracture toughness, comprising heating the object for transforming the regions at least sufficiently out of their metastable state to improve fracture toughness. A method of treating metal particles containing metastable featureless regions which adversely affect fracture toughness when the particles are bonded together to form a metallurgical object, comprising heating the particles for transforming the regions at least sufficiently out of their- metastable state to improve fracture toughness in metallurgical objects formed by bonding the particles together.
509345
Denzer Diana K.
Rioja Roberto J.
Aluminum Company Of America
Smart & Biggar
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