NEW MATERIALS PROCESSES EXPERIENCES FOR TOOLING u.* 1 Proceedings of the International European Conference on Tooling Materials, September 7-9, 1992 The conference was sponsored by Bohler Edelstahl GmbH, Thyssen Edelstahlwerke AG, Uddeholm Research Foundation
CONTENT I. MATERIALS PAGE 1. H. Grewe, W. Schlump New developments in the field of Me-MeC-alloys with nanocrystalline structure 1 3 2. H. Berns Development of new stainless steels for tools 23 3. K.E. Pinnow, W. Stasko, J.J. Hauser, R.B. Dixon Properties of advanced high vanadium wear/corrosion resistant PM tool steels 31 4. R. Jervis, B. Johnson, L.-A. Norstrom, O. Sandberg Properties profile of a new presswork tool steel 49 5. F. Asuke, Y. Nakazawa The application of ceramics to shearing tools 65 6. I. Rasheva, T. Rashev Influence of the nitrogen on the formation of the structure of tool steels 75 7. C.A. Barbosa, C.E. Pinedo Development of a warm work tool steel 89 8. H.P. Nichols Standardizing H-13 die cast heat treatment 97 9. L Jonson, L-A. Norstrom, O. Sandberg A new precipitation-hardening steel for aluminium extrusion dies 1 11 10. J.R.T. Branco, G. Krauss Toughness of H11 /H13 hot work die steels 1 21 II. W. Fricke, D. Naundorf Experiences with precipitation hardenable FeNi and Ni-alloys for hot-working tools 135
11. PROCESSES PAGE 12. H. Berns, C. Broekmann, A. Fischer, D. Weichert Fracture toughness of ledeburitic chromium steels 163 13. W. Konig, M. Konig, P. Kirner Advanced technologies for machining and surface treatment of dies and moulds 177 14. W. Kortmann Extrusion tooling failures, causes and prevention 201 15. W. Graf, J. Potschke Processing of P/M-tool steels by metal injection moulding 219 16. H. Haferkamp, D. Seebaum, M. Marquering Developments in laser processing of tooling materials _ 227 17. H.AItena New vacuum furnace technology with high pressure hydrogen quenching for tools and dies 235 18. F. Reinke, F. Wendl ELOWIG, a new surface hardening process 247 19. L Kallien, J.C. Sturm Simulation aided design of die casting tools 261 20. H. Haferkamp, F.-W. Bach, K. Peters Improved tool life of forging dies by modifying hot work tool steels 275 21. R. Ebner, B. Kriszt Laser alloyed high speed steels 289 22. E. Damond, P. Jacquot, E. Denisse, G. Dervieux TiN coatings deposited at high temperature (750 C - 1050 C) using the cathodic arc evaporation technique 307
III. EXPERIENCES PAGE 23. R. Jauch, R. Krumpholz, D. Prem High-speed steels and other high-alloy tool steels from curved-mold continuous-cast strands of Saarstahl AG 321 24. K. Leban, M. Gstettner, K. Hulka, H. Schweiger Characteristic features of a new high performance tool material with Al- and Nb-additions 355 25. E. Haberling, K. Rasche Plasma nitriding of tool steels 369 26. I. Schruff, F. Wendl, K.-D. Wupper Wear- and corrosion behaviour of some plastic mould steels 393 27. S. Gunnarsson Machinability of tool steel 409 28. D.A. Keller, R. Hauert, J. Reissner Ceramic coated tools: a contribution for our environment 425 29. A. Bennani, A. Vandelli, D. Franchi, L Masiero, M. Gandiglio Tool steels; discussion about heat treatment, aspects and results with different processes: vacuum technology, salt bath, fluidised bed 443 30. M. Sundqvist, S. Hogmark The mechanisms of erosive wear of die casting dies for aluminium 453 31. R. Seidel, H. Luig Friction and wear processes in hot die forging 467 32. C. Ernst, K. Rasche Nitrogen alloyed tool steels 481 33. S. Wilmes, I. Jung Properties of different steel grades for heavy metal extrusion tools 499
PAGE 34. T. Atterbury Vacuum heat treatment of tools and dies 513 35. A. Kulmburg, F. Korntheuer, E. Kaiser, H.P. Fauland The processes during tempering of tool steels 529 36. H. Makovec, G. Hackl, B. Hribernik Steels produced by powder-metallurgy methods for the cold forming technology 537 37. P. Hellmann, D. Franchi, G. Paniale Fine blanking tool materials: metallurgical aspects and productivity comparison between tool steels and P/M HSS hardened in vacuum 551 38. P. Lavalle, R. Mandelli, E. Lanzoni PVD coatings on forming tools: enhancement of tool life and quality improvement 561 39. H.SchuIz New PVD-coatings for forming tools 567 40. M.Foller Manufacture and application of PVD hard material layers 577