Process design based on the deformation mechanism for the non-isothermal forging of Ti-6Al-4V alloy

Journal of Materials Processing Technology

Volumn 79, Issue 1-3, 1998, Pages 224-235

  Lee, Rong Shean ^a   Lin, Huan Chang ^a  

^a NATIONAL CHENG KUNG UNIVERSITY   (Taiwan)

Author keywords

Deformation mechanism; Non isothermal forging; Process design

Indexed keywords

COMPUTER SIMULATION; DEFORMATION; FINITE ELEMENT METHOD; INTERPOLATION; PLASTIC FLOW; THERMAL GRADIENTS; TITANIUM ALLOYS;

NONISOTHERMAL FORGING; PROCESS DESIGN;

FORGING;

EID: 0032117715     PISSN: 09240136     EISSN: None     Source Type: Journal    
DOI: 10.1016/s0924-0136(98)00016-8     Document Type: Article

References (11)

1. ASM International, Forming and Forging, Metals Handbooks, Vol. 14, 9th ed., 1988, pp. 23-43, pp. 267-287, and pp. 417-438.
2. Y.T. Im, G.S. Shen, A study of Influence of Press-Speed, Contact Time, and Heat Transfer in Non-Isothermal Upset Forging of Ti and Al Alloy Rings, Proc. 16th NAMRC, 1988, pp. 91-98.
3. S.L. Semiatin, E.W. Collings, V.E. Wood, T. Altan, Determination of the interface heat transfer coefficient for non-isothermal bulk-forming processes, J. Eng. Ind. Trans. ASME 109 (1987) 49-57.
4. V.K. Jain, Determination of heat transfer coefficient for forging applications, J. Mater. Shaping Technol. 8 (1990) 193-202.
5. G.S. Shen, S.L. Semiatin, E. Kropp, T. Altan, A technique to compensate for temperature history effects in the simulation of non-isothermal forging processes, J. Mat. Proc. Tech. 33 (1992) 125-139.
6. N. Rebelo, Finite Element Modelling of Metalworking Processes for Thermo-Visoplastic Analysis, Ph.D. Dissertation, UC Berkeley, 1980.
7. S. Kobayashi, S.I. Oh, T. Altan, Metal Forming and The Finite Element Method, Oxford University Press, 1989.
8. P.W. Shih, Studies on Process Parameter Characteristics in Hot-Die Forging of Titanium, M.S. Thesis, National Cheng Kung University, Taiwan, ROC, 1994.
9. R.S. Lee, H.C. Lin, Effects of die chilling and flow stress characteristics on the deformation of non-isothermal forging of Ti-6Al-4V alloy, J. Mat. Proc. Mfg. Sci. 4 (1996) 205-219.
10. R.S. Lee, H.C. Lin, C.K. Chen, Process Modeling Technique for Non-isothermal Forging of Titanium Alloy Using FEM Code, The 15th MARC Users Meeting, Nippon, 1995.
11. H. Fujii, H. Suzuki, Y. Nakamura, Transformation characteristics of Ti-6Al-4V alloy on continuous cooling, J. Iron Steel Inst. Jpn. 72 (5) (1986) 299.