An investigation of the mushy state forging process by the finite element method

Journal of Materials Processing Technology

Volumn 80-81, Issue , 1998, Pages 444-449

  Kang, C G ^a   Kang, B S ^a   Kim, J I ^a  

^a Pusan National University   (South Korea)

Author keywords

Darcy's law; Dendritic; Globular; Mushy state; Separation coefficient; Visco plastic model

Indexed keywords

EID: 0001309026     PISSN: 09240136     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0924-0136(98)00197-6     Document Type: Article

References (8)

1. M. Ko, V. Vazquez, T. Witulski, T. Altan, Application of the finite element method to predict material flow and defects in the semi-solid forging of A356 aluminum alloys, J. Mater. Process. Technol. 59 (1996) 106-112.
2. P. Kumar, C.L. Martin, S. Brown, Constitutive modeling and characterization of the flow behavior of semi-solid metal alloy slurries - I. The flow response and II. Structure evolution under shear deformation, Acta Metall. Mater. 42 (11) (1994) 3595-3614.
3. T.G. Nguyen, D. Favier, M. Suery, Theoretical and experimental study of the isothermal mechanical behavior of alloys in the semi-solid state, Int. J. Plasticity 10 (6) (1994) 663-693.
4. J.S. Gunasekera, Development of a constitutive model for mushy (semi-solid) materials, The Second International Conference on Semi-Solid Processing of Alloys and Composites, 1992, pp. 211-222.
5. S. Toyoshima, A FEM simulation of densification in forming processes for semi-solid materials, The Third International Conference on Semi-Solid Processing of Alloys and Composites, 1994, pp. 47-62.
6. G.G. Kang, J.H. Yoon, A finite element analysis on the upsetting process of semi-solid aluminum material, J. Mater. Process. Technol. 66 (1997) 76-84.
7. C.C. Chen and S. Kobayashi, 1978, Rigid-plasitc finite element analysis of ring compression, applications of numaerical methods to forming process, ASME, AMD, 28, pp 163-174
8. C.G. Kang, J.H. Yoon, Y.H. Seo, The upsetting behavior of semi-solid aluminum material fabricated by a mechanical stirring process, J. Mater. Process. Technol. 66 (1997) 30-38.