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TECHNICAL PAPERS

A Numerical Study of Swage Autofrettage

[+] Author and Article Information
Michael J. Iremonger

Engineering Systems Department, Cranfield University, Royal Military College of Science, Shrivenham, Swindon SN6 8LA, UKe-mail: M.J.Iremonger@rmcs.cranfield.ac.uk

Gurdip S. Kalsi

AWE plc, Aldermaston, Reading, Berkshire RG7 4PR, UKe-mail: Gurdip.Kalsi@awe.co.uk

J. Pressure Vessel Technol 125(3), 347-351 (Aug 01, 2003) (5 pages) doi:10.1115/1.1593073 History: Received March 13, 2003; Revised May 06, 2003; Online August 01, 2003
Copyright © 2003 by ASME
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References

Parker,  A. P., 1981, “Stress Intensity and Fatigue Crack Growth in Multiple-cracked, Pressurised, Partially Autofrettaged Thick Cylinders,” Fatigue Fract. Eng. Mater. Struct., 4, pp. 321–330.
Davidson,  T. E., Barton,  C. S., Reiner,  A. N., and Kendall,  D. P., 1962, “New Approach to the Autofrettage of High Strength Cylinders,” Exp. Mech., 2, pp. 33–40.
Clark, G., 1982, “Residual Stresses in Swage-Autofrettaged Thick-Walled Cylinders,” Materials Research Laboratories (Melbourne, Australia), Report MRL-R-847.
Kendall,  D. P., 2000, “A Short History of High Pressure Technology from Bridgman to Division 3,” ASME J. Pressure Vessel Technol., 122, pp. 229–233.
O’Hara, G. P., 1992, “Analysis of the Swage Autofrettage Process,” US Army ARDEC TR ARCCB-TR-92016, Benet Labs, Watervliet Arsenal, NY, USA.
Principia Mechanica Ltd. 1985 PR2D—User’s Guide, Version 1C-2, Technical Note No. PR-TN-14.

Figures

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Mesh idealization of section of barrel and swage
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Time history of driving force for standard swage
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Time history of radial displacements at the barrel bore
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Relationship between driving force and interference in two pass swaging
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Effective plastic strains in barrel at the end of the first pass of two pass swaging
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Effective plastic strains in barrel at the end of single pass swaging
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Effective plastic strains in barrel at the end of the second pass of two pass swaging
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Effective stresses in barrel at the end of single pass swaging
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Effective stresses in barrel at the end of the first pass of two pass swaging
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Effective stresses in barrel at the end of the second pass of two pass swaging
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Ratios of radial deformations produced by two-pass and single pass swaging

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