HIGH STRENGTH 7475 AI ALLOYS GRAIN REFINEMENT BY THERMOMECHANICAL TREATMENT

Chin J Mater Res

1990, Vol. 4

Issue (5): 415-419 DOI:

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HIGH STRENGTH 7475 AI ALLOYS GRAIN REFINEMENT BY THERMOMECHANICAL TREATMENT

JIANG Xinggang;CUI Jianzhong;MA Longxiang(Northeast University of Technology)

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JIANG Xinggang;CUI Jianzhong;MA Longxiang(Northeast University of Technology). HIGH STRENGTH 7475 AI ALLOYS GRAIN REFINEMENT BY THERMOMECHANICAL TREATMENT. Chin J Mater Res, 1990, 4(5): 415-419.

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Abstract A thermomechanical treatment for grain refinement in 7475 aluminium al-loy is reported.The process includes solution treatment,deformation and recrystallizationsteps.This treatment procedure is more suitable for application in a modern plant.Thegrain size

Key words: thermomechanical treatment grain refinement superplasticity

Received: 25 October 1990

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