Optimization of Superplastic Forming Process of AA7075 Alloy for the Best Wall Thickness Distribution

• Published in: Advances in technology innovation Vol. 6; no. 4; pp. 251 - 261
• Main Authors: Nguyen, Manh Tien, Nguyen, Truong An, Tran, Duc Hoan, Le, Van Thao
• Format: Journal Article
• Language: English
• Published: Taiwan Taiwan Association of Engineering and Technology Innovation 16.09.2021
• Subjects: AA7075 alloy; Algorithms; Aluminum base alloys; Deformation; Optimization; Process parameters; response surface; Response surface methodology; Superplastic forming; Superplasticity; Thickness; Thinning; Variance analysis; wall thickness distribution

This work aims to optimize the process parameters for improving the wall thickness distribution of the sheet superplastic forming process of AA7075 alloy. The considered factors include forming pressure p (MPa), deformation temperature T (°C), and forming time t (minutes), while the responses are th...