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MODELING OF SUPERPLASTIC FORMING PROCESS FOR ALUMINUM ALLOYS WITH STRAIN HARDENING EFFECT

Y.N. Kwon and Y.-W. Chang(Center for Advanced Aerospace Materials (CAAM) , Pohang University of Science and Technology , Pohang 790-784. Korea Manuscript received 26 August 1996)

金属学报(英文版)

Superplastic forming of a thin sheet into complex shape is an important manufacturing process especially in aerospace industry. The main objective of modeling the superplastic forming process is to predict the forming pressure-time cycle to maintain the optimum strain rate and the resulting thicknes...

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