Study of thickness and grain size effects on material behavior in micro-forming

Journal of Materials Processing Technology

Volumn 201, Issue 1-3, 2008, Pages 237-241

  Yeh, Fung Huei ^a   Li, Ching Lun ^a   Lu, Yuung Hwa ^b  

^a TAMKANG UNIVERSITY   (Taiwan)

^b NATIONAL ILAN UNIVERSITY   (Taiwan)

Author keywords

Grain size; Material behavior; Micro forming; Thickness

Indexed keywords

COMPUTER SIMULATION; FINITE ELEMENT METHOD; MATERIALS SCIENCE; PROBLEM SOLVING; STRESS CONCENTRATION;

MATERIAL BEHAVIOR; MATHEMATICAL MODELING; MICRO-FORMING PROCESS;

GRAIN SIZE AND SHAPE;

EID: 41549088426     PISSN: 09240136     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jmatprotec.2007.11.138     Document Type: Article

References (9)

1. Kals T.A., and Eckstein R. Miniaturization in sheet metal working. J. Mater. Process. Technol. 103 (2000) 95-101
2. Saotome Y., Yasuda K., and Kaga H. Microdeep drawability of very thin sheet steels. J. Mater. Process. Technol. 113 (2001) 641-647
3. Vollertsen F., Hu Z., Niehoff H.S., and Theiler C. State of the art in micro forming and investigations into micro deep drawing. J. Mater. Process. Technol. 155 (2004) 70-79
4. Cao J., Krishnan N., and Wang Z. Microforming: experimental investigation of the extrusion process for micropins and its numerical simulation using RKEM. J. Manuf. Sci. Eng. 126 (2004) 642-652
5. Fulop T., Brekelmans W.A.M., and Geers M.G.D. Size effects from grain statistics in ultra-thin metal sheets. J. Mater. Process. Technol. 174 (2006) 233-238
6. Nelder J.A., and Mead R. A simplex method for function minimization. Comput. J. 7 (1965) 308-313
7. Lagarias J.C., Reeds J.A., Wright M.H., and Wright P.E. Convergence properties of the Nelder-Mead simplex method in low dimensions. SIAM J. Optimization 9 1 (1998) 112-147
8. Belytschko T., Liu W.K., and Moran B. Nonlinear Finite Elements for Continua and Structures (2000), J Wiley & Sons, New York
9. Zeng, J.F., 2003. Fundamental research on size-effect in microforming. Master's Thesis. National Taiwan University.