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TECHNICAL PAPERS

Finite Element Modeling of Superplastic Sheet Metal Forming for Cavity Sensitive Materials

[+] Author and Article Information
K. M. Liew, H. Tan

Nanyang Centre for Supercomputing and Visualisation, Nanyang Technological University, 50 Nanyang Avenue, Singapore 639798

M. J. Tan

School of Mechanical and Production Engineering, Nanyang Technological University, 50 Nanyang Avenue, Singapore 639798

J. Eng. Mater. Technol 125(3), 256-259 (Jul 10, 2003) (4 pages) doi:10.1115/1.1584491 History: Received December 05, 2001; Revised December 02, 2002; Online July 10, 2003
Copyright © 2003 by ASME
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References

Figures

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The effect of imposed hydrostatic pressure on cavity growth during superplastic free bulging process of Zn-Al alloy
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Comparison of fracture elongation for FEM calculations, theoretical predictions by Eq. (16) and experiments
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The cavity growth of LY12CZ alloy for an uniaxial tensile test
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The effect of the strain rate on the grain size for LY12CZ alloy
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Calculated limit thickness strain versus cavity grain rate β with various m values
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Thickness strain distribution for Zn-Al alloy obtained by experimental testing 20 and numerical analysis

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