Title:
【発明の名称】金属の処理
Document Type and Number:
Japanese Patent JPH04504141
Kind Code:
A
Abstract:
A method of treating a blank of an aluminium base alloy comprising a combination of heat treatments and cold forming operations to produce a highly recovered semi-fabricated wrought product that is not statically recrystallized and that is inherently non-superplastic and is capable of superplastic deformation only after an initial non-superplastic deformation to achieve dynamic recrystallization.
Inventors:
Miller, William Syncreer
Grims, roger
Grims, roger
Application Number:
JP50533290A
Publication Date:
July 23, 1992
Filing Date:
March 20, 1990
Export Citation:
Assignee:
Alcan International Limited
International Classes:
C22F1/04; C22F1/047; C22F1/05; C22F1/053; C22F1/057; (IPC1-7): C22F1/04
Attorney, Agent or Firm:
Aoki Akira (4 outside)