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TECHNICAL BRIEFS

Vibratory Stress Relief in Manufacturing the Rails of a Maglev System

[+] Author and Article Information
Delin Rao, Jingguo Ge, Ligong Chen

Department of Material Engineering, Shanghai Jiaotong University, Shanghai, P.R. China

J. Manuf. Sci. Eng 126(2), 388-391 (Jul 08, 2004) (4 pages) doi:10.1115/1.1644544 History: Received July 01, 2003; Online July 08, 2004
Copyright © 2004 by ASME
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References

Walker,  C. A., Waddell,  A. J., and Johnston,  D. J., 1995, “Vibratory Stress Relief—An Investigation of the Underlying Processes,” Proc. R. Soc. London, Ser. A, 209, pp. 51–58.
Claxton,  R. A., and Lupton,  A., 1991, “Vibratory Stress Relieving of Welded Fabrications,” Welding & Metal Fabrication, December, pp. 541–544.
G. Gnirss, 1988, “Vibration and Vibratory Stress Relief: Historical Development, Theory and Practical Application,” Welding in the World, Vol. 26(11–12), pp. 284–291.
Dawson,  R., and Moffat,  D. G., 1980, “Vibratory Stress Relief: A Fundamental Study of Its Effectiveness,” J. Eng. Mater. Technol., 102, pp. 169–176.
Munsi,  A. S. M. Y., Waddell,  A. J., and Walker,  C. A., 2001, “Modification of Residual Stress by Post-weld Vibration,” Mater. Sci. Technol., 17, May, pp. 601–605.
Wu,  Weite, and Lin,  Dong-Yih, 1999, “Mechanical Properties of Weldment Affected by Various Vibration Frequencies,” J. Mater. Sci. Lett., 18, pp. 1829–1831.
Middleton,  J. C., 2001, “Residual Stress Measurement at Corus, Swinden, Technology Center,” Strain, 37(1), pp. 5–8.
Walker,  Donna, 2001, “Residual Stress Measurement Techniques,” Advanced Materials & processes, August, pp. 30–33.
Hebel,  Thomas, 1986, “A Better Way to Relieve Stress,” American Machinist & Automated Manufacturing, December, pp. 70–72.
Yang,  Xu, Cai,  Sun Mao, Ben,  Li Qing, 2002, “Effectiveness Criterion for the In Situ Evaluation of Vibratory Stress Relieving Process,” Transactions of the China Welding Institution (Chinese), 23(2), pp. 66–67.

Figures

Grahic Jump Location
Welding sequence of the rail
Grahic Jump Location
Measurement line on the weld bead
Grahic Jump Location
Frequency scanning before VSR and after VSR
Grahic Jump Location
Maximum principal residual stress before and after VSR
Grahic Jump Location
Longitudinal residual stress before and after VSR

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