A Quasi-equipotential Field Simulation for Preform Design of P/M Superalloy Disk

ion in the final forging and the deformation degree distribution in preforming and final forming. By comparing the equivalent strains, the deformation degrees and other field variables, an optimized preform is acquired.

作 者： Wang Xiaona Li Fuguo   作者單位： School of Materials Science and Engineering, Northwestern Polytechnical University, Xi'an 710072, China  刊 名： 中國(guó)航空學(xué)報(bào)（英文版）  ISTIC 英文刊名： CHINESE JOURNAL OF AERONAUTICS  年，卷(期)： 2009 22(1)  分類號(hào)： V2  關(guān)鍵詞： superalloys   equipotential field   preforming   finite element method (FEM)  

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