References
- Y,S, Lee., S,K. Hwang., Y,S, Chang., B,B, Hwang, 'The Forming Characteristics of Radial-Forward Extrusion,' J. of Material Processing Tech., Vol. 113, pp. 136-140, 2001 https://doi.org/10.1016/S0924-0136(01)00705-1
- Pale, J,A., Shivpuri, R., Altan, T., 'Development of Equipment and Capabilities for Investigation of Multi-action Forming of Complex Parts,' ERC/NSM Report, No. B8928, pp. 17-19, 1989
- Air Force Material Laboratory, Forming Equipment Materials, and Practices, Metal and Ceramics Information Center, p. 164, 1973
- Choi, Y.M., Kim, N.S, Determination of Flow Stress and Friction Factor by the Ring Compression Test(II),' J. of KSTP, Vol. 3, No. 2, pp. 215-228, 1994
- Lee, C,H., Altan, T., 'Influence of Flow Stress and Friction upon Metal Flow in Upset Forging of Rings and Cylinders,' Trance. ASME, J. of Engn. for Industry, Vol. 94, No. 3, p.775, 1972
- Altan, T., S,I, Oh., Gegel, H,L., 'Metal Forming : Fundamentals and Applications,' ASM, p. 48, 1983
- Butt, P,R., Semiatin, S,L., Altan, T., 'Measurement and Analysis of Heat Transfer and Friction during Forging,' ERC/NSM Report, No. B8920, 1989
- S,I, Oh, Lahoi, G,D., Altan, T., ALPID-a General Purpose FEM Program for Metal Forming, Proceeding of NAMRC. IX, State College, Pennsylvania, 1981
- B,D, Ko., S,H. Lee, D,J, Kim., B,B, Hwang., 'The Influence of Die Geometry on the Radial Extrusion Processes,' J. of Material Processing Tech., Vol. 113, pp. 109-114, 2001 https://doi.org/10.1016/S0924-0136(01)00704-X
- Walters, J., Kurtz, S., Wu, W,T., Tang, J., 'The 'State of art' in Cold Forming Simulation,' J. of Material Processing Tech., Vol. 71, pp. 64-70, 1997 https://doi.org/10.1016/S0924-0136(97)00143-X
- Rodrigues, J,M,C., Petersen, S,B., Martins, P.A,F., Barata Marques, M,J,M., 'Towards Net-shape of Tubular Components,' Int. J. of Mach. Tools Manufact., Vol. 36, pp. 399-409, 1996 https://doi.org/10.1016/0890-6955(95)00020-8
- Gouveia, B,P,B,A., Rodrigues, J,M,C., Martins, P,A,F., 'Steady-State Finite-Elemenet Analysis of Cold Forward Extrusion,' J. of Mater, Proc. Tech., Vol. 73, pp. 281-288, 1998 https://doi.org/10.1016/S0924-0136(97)00239-2
- Okamoto, T., Fukuda, T., Hagita, H., 'Material Fracture in Cold Forging-Systematic classfication of Working Methods and Types of Cracking in Cold Forging,' Source Book on Cold Forging, ASTM, pp. 216-226, 1997
- Balendra, R., Qin, Y., 'Identification and Classification of Flow-Dependent Defects in the Injection Forging of Solid Billets,' J. of Material Processing Tech., Vol. 106, pp. 199-203, 2000 https://doi.org/10.1016/S0924-0136(00)00614-2
- Wang, Z., Lu, J., Wang, Z,R., 'Numerical and Experimental Research of the cold Upsetting-Extruding of Tube Flanges,' J. of Mater. Proc. Tech., Vol. 110, pp. 28-35, 2001 https://doi.org/10.1016/S0924-0136(00)00863-3
- Colla, D., Petersen, S.B., Martins, P,A,F., 'An Investgation into the Preforming of Tubes,' Int. J. of Mach. Sci., Vol. 39, No. 5, pp. 507-520, 1997 https://doi.org/10.1016/S0020-7403(96)00045-8
- Lee, Y.S. and Lee, J.H., The Effects of the Process and Die Design for Precision Forging of Al Alloys,' J. of KSPE, Vol. 16, No. 11, pp. 166-173, 1999