Scaled-up ecap with enhanced productivity

Steel Research International

Volumn 79, Issue 2, 2008, Pages 439-446

  Olejnik, Lech ^a   Rosochowski, Andrzej ^b  

^a WARSAW UNIVERSITY OF TECHNOLOGY   (Poland)

^b UNIVERSITY OF STRATHCLYDE   (United Kingdom)

Author keywords

ECAP; UFG bulk aluminium

Indexed keywords

ABILITY TESTING; ALUMINUM; BILLETS (METAL BARS); METAL FORMING; PRODUCTIVITY;

BATCH PRODUCTION; BULK METALS; ECAP; FORCE ANALYSIS; METALLURGICAL TESTING; PRODUCTION PROCEDURE; ULTRA-FINE GRAINED ( UFG); WHOLE PROCESS CHAINS;

EQUAL CHANNEL ANGULAR PRESSING;

EID: 78651530220     PISSN: 16113683     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Conference Paper

References (19)

1. Segal V. M., "The Method of Material Preparation for Subsequent Working, " Invention Certificate of the USSR No. 575892, 1977.
2. Segal V. M., Reznikov V. I., Droby-shevski A. E., Kopylov V. I., "Plastic working of metals by simple shear, " Russ. Metall. (Engl. Transl.), vol. 1, 1981, pp. 99-105.
3. Kudo, H., Schinczaki, K., "Investigation into multiaxial extrusion process to form branched parts, " Proc. Int. Conf. Prod. Engineering, Eds. H. Kudo, Tokyo 1974, Part I, pp. 314-319.
4. Clapp B. P., "A consideration of the economics of cold extrusion, " Sheet Metal Ind., vol. 43/465, 1966, pp. 6-17.
5. Sieber K., "Beispiele zu den Fertigung-skosten des Kaltfliesspressens, " Ind.-Anz., vol. 88/37, 1966, pp. 115-118.
6. "Lubrication aspects in cold forming of carbon steels and low alloy steels, " ICFG data sheet, Wire, vol. 42/5, 1992, pp. 471-482.
7. Lowe T. C., Valiev R. Z., "The use of severe plastic deformation techniques in grain refinement, " JOM, vol. 56/10, 2004, pp. 64-70.
8. Valiev R. Z., Estrin Y., Horita Z., Lang-don T. G., Zehetbauer M. J., Zhu Y. T., "Producing Bulk Ultrafine-Grained Materials by Severe Plastic Deformation, " JOM, vol. 58/4, 2006, pp. 33-40.
9. Rosochowski A., Olejnik L., Richert M.: "3D-ECAP of square aluminium billets. " Advanced Methods in Material Forming, edited by D. Banabic, Springer, 2007, pp. 215-232.
10. "Kaltfliesspressen von Stählen und NE-Metallen. " VDI-Richtlinien VDI 3138. VDI-Handbuch Betriebstechnik, VDI-Verlag GmbH, Düsseldorf 1970, also Production of steel parts by cold forging. ICFG document DOC. 1/77.
11. "General recommendations for design, manufacture and operational aspects of cold extrusion tools for steel components, " ICFG document DOC. 6/82, Wire, vol. 41/5, 1991, pp. 422-431.
12. Lindegren M., Wiwe B., Wanheim T., "Continuous shear-a method for studying material elements passing a stationary shear plane, " J. Mater. Proc. Tech., vol. 141, 2003, pp. 77-85.
13. Rosochowski A., "A Method of Treating a Metal Billet, " Int. Patent Application No. WO 2005/039792.
14. "Calculation methods for cold forging tools. " ICFG document DOC. 5/82, Wire, vol. 42/1, 1992, pp. 141-159.
15. Segal, V. M., "Equal Channel Angular Extrusion: From Macromechanics to Structure Formation, " Mater. Sci. Eng., vol. A271, 1999, pp. 322-33.
16. Olejnik L., Rosochowski A.: "Methods of fabricating metals for nanotechnology. " B. Pol. Acad. Sci.-Tech. Sci., vol. 53/4, 2005, pp. 413-423.
17. Bowen, J. R., Mishin, O. V., Prangnell, P. B. & Jensen, D. J., "Orientation correlations in aluminium deformed by ECAE, " Scripta Mater., vol. 47, 2002, pp. 289-294.
18. Rosochowski A., Olejnik L.: "Numerical and physical modelling of plastic deformation in 2-tum equal channel angular extrusion" J. Mater. Proc. Tech., vol. 125-126, 2002, pp. 309-316.
19. Horita Z., Fujinami T., Langdon T. G., "The potential for scaling ECAP: effect of sample size on grain refinement and mechanical properties, " Mater. Sci. Eng., vol. A318, 2001, pp. 34-41.