The influence of strain hardening and strain-rate sensitivity on sheet metal forming

Journal of Engineering Materials and Technology, Transactions of the ASME

Volumn 99, Issue 3, 1977, Pages 264-274

  Ghosh, A K ^a,b  

^a GENERAL MOTORS CORPORATION   (United States)

^b Rockwell International   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

METALS AND ALLOYS - HARDENING; STRESSES - STRAIN;

STRAIN HARDENING;

METAL FORMING;

EID: 0017516974     PISSN: 00944289     EISSN: 15288889     Source Type: Journal    
DOI: 10.1115/1.3443530     Document Type: Article

References (32)

1. Keeler, S. P., “Understanding Sheet Metal Formability,” Machinery, 1968.
2. KiKuma, T., and Nakazima, K., “Effects of Deforming Conditions and Mechanical Properties on the Stretch Forming Limits of Steel Sheets,” Proceedings of the International Conference on Science and Technology of Iron and Steel, Sup pi. Transactions of the Iron and Steel Institute of Japan, Vol. 11, 1971, pp. 827-831.
3. Wang, N. M., “Large Plastic Deformation of a Circular Sheet Caused by Punch Stretching,” Journal of Applied Mechanics, Vol. 37, 1970, pp. 431-440.
4. Ghosh, A. K., and Hecker, S. S., “Failure in Thin Sheets Stretched Over Rigid Punches,” Metallurgical Transactions, Vol. 6A, 1975, pp. 1065-1074.
5. Duncombe, E., “Plastic Instability and Growth of Grooves and Patches in Plates or Tubes,” International Journal of Mechanical Sciences, Vol. 14, 1972, pp. 325-337.
6. Ghosh, A. K., “A Numerical Analysis of the Tensile Test for Sheet Metals,” accepted for publication in Metallurgical Transactions, 1977.
7. Penning, P., “Mathematics of the Portevin-Le Chatelier Effect,” Acta Metallurgica, Vol. 20, 1972, pp. 1169-1175.
8. Hall, E. O., Yield Point Phenomena in Metals and Alloys, Plenum Press, New York, 1970.
9. Hill, R., “On Discontinuous Plastic States, With Special Reference to Localized Necking in Thin Sheets,” Journal of the Mechanics and Physics of Solids, Vol. 1, 1952, pp. 19-30.
10. Ghosh, A. K., “Strain Localization in the Diffuse Neck in Sheet Metals,” Metallurgical Transactions, Vol. 5, 1974, pp. 1607-1616.
11. Ayres, R. A., “Warm Forming of Aluminum: Dependence of Tensile Ductility on Strain Rate in 5182-0 Alloy,” accepted for publication in Metallurgical Transactions, 1977.
12. Ghosh, A. K., and Backofen, W. A., “Strain Hardening and Instability in Biaxially Stretched Sheets,” Metallurgical Transactions, Vol. 4, 1973, pp. 1113-1123.
13. Marciniak, Z., Aspects of Material Formability, Lecture Notes at McMaster University, Hamilton, Ontario, Canada, 1974.
14. Ghosh, A. K., and Ayres, R. A., “On Reported Anomalies in Relating Strain-Rate Sensitivity to Ductility,” Metallurgical Transactions ‘A,' Vol. 7A, Oct. 1976, pp. 1589-1591.
15. Woodford, D. A., “Strain-Rate Sensitivity as a Measure of Ductility,” Transactions of American Society for Metals, Vol. 62, 1969, pp. 291-293.
16. Honeycomb, R. W. K., The Plastic Deformation of Metals, Edward Arnold Publishers, 1968, pp. 228-240.
17. Azrin, M., “The Deformation and Failure of a Biaxially Stretched Sheet,” PhD thesis, Massachussetts Institute of Technology, 1970.
18. Ghosh, A. K., “The Effect of Lateral Drawing-In on Stretch Formability,” Metals Engineering Quarterly, Vol. 15 August 1975, pp. 53-60, 64.
19. Green, S. J., Langan, J. J., Leasia, J. D., and Yang, W. H., “Material Properties Including Strain-Rate Effects, as Related to Sheet Metal Forming,” Metallurgical Transactions, Vol. 2 1971, pp. 1813-1820.
20. Hockett, J. E., “On Relating the Flow Stress of Aluminum to Strain, Strain-Rate and Temperature,” Transactions AIME Metal Soc, Vol. 239, 1967, pp. 969-976. …
21. Rai, G., and Grant, N. J., “On the Measurements of Superplasticity in an Al-Cu Alloy,” Metallurgical Transactions Vol. 6A, 1975, pp. 385-390.
22. McGregor Tegart, W. J., Elements of Mechanical Metallurgy, The MacMillan Company, New York, 1966, pp. 32-33.
23. Keeler, S. P., “Circular Grid System-A Valuable Aid for Evaluating Sheet Metal Formability,” Society of Automotive Engineering Congress, Paper No. 680092, January 1968.
24. Goodwin, G. M., “Application of Strain Analysis to Sheet Metal Forming Problems in the Press Shop,” Society of Automotive Engineering Congress, Paper No. 680093, January 1968.
25. Hecker, S. S., “A Simple Technique for Determining Forming Limit Curves,” Sheet Metal Industries, Vol. 52, 1975, pp. 671-675.
26. Ghosh, A. K., and Hecker, S. S., “Stretching Limits in Sheet Metals: In-Plane vs. Out-of-Plane Deformations,” Metallurgical Transactions, Vol. 5, 1974, pp. 2161-2164.
27. Swift, H. W., “Plastic Instability Under Plane Stress,” Journal of the Mechanics and Physics of Solids, Vol. 1, 1952, pp. 1-18.
28. Marciniak, Z., and Kuczynski, K., “Limit Strains in the Process of Stretch-Forming Sheet Metal,” International Journal of Mechanical Sciences, Vol. 9, 1967, pp. 609-620.
29. Sowerby, R., and Duncan, J. L., “Failure in Sheet Metal in Biaxial Tension,” International Journal of Mechanical Sciences, Vol. 13, 1971, pp. 217-229.
30. Chatfield, D. A., and Rote, R. R., “Strain Rate Effects on the Properties of High Strength, Low Alloy Steels,” Society of Automotive Engineers Congress, Paper No. 740177, Feb. 1974.
31. Arnold, R. R., and Parker, R. J., “Resistance to Deformation of Aluminum and Some Aluminum Alloys; its Dependence on Temperature and Rate of Deformation,” Journal of the Institute of Metals, Vol. 88, 1959-60, pp. 255-259.
32. Cook, P. M., “True Stress-Strain Curves for Steel in Compression at High Temperature and Strain Rates, for Application to the Calculation of Load and Torque in Hot Rolling,” Proceedings of the Conference on Properties of Materials at High Rates of Strain, Institution of Mechanical Engineers, London, Session 3, paper 2, 1957.