Lehrstuhl für Fertigungstechnologie, Universität Erlangen-Nürnberg



Dr.-Ing. Thomas Stöhr



Egerlandstr. 13, 91058 Erlangen
Tel.: 09131 / 85-28341
Fax: 09131 / 85-27141
Mail address: This e-mail address is being protected from spambots. You need JavaScript enabled to view it


Projects


Research Groups


Publications

    2012

    • Odenberger, E.-L.; Hertzman, J.; Thilderkvist, P.; Merklein, M.; Kuppert, A.; Stöhr, T.; Lechler, J.; Oldenburg, M.:
      Thermo-mechanical sheet metal forming of aero engine components in Ti-6Al-4V–PART 1: Material characterisation.
      In: Chinesta, F. (Edt.): Int. J. Mater Form., (2012), Paris: Springer, published

    2011

    • Merklein, M.; Stöhr, T.; Svec, T.; Wieland, M.:
      Investigations on Parameters Influencing Thermal and Frictional Properties within Hot Stamping.
      In: Arbeitsgemeinschaft Wärmebehandlung und Werstofftechnik e. V. Mittemeijer, E. J.; Scholtes, B.; Altena, H. (Edt.): Journal of Heat Treatment and Materials, (2011)6, München: Carl Hanser Verlag, pp. 335-341

    • Stöhr, T.; Merklein, M.:
      Investigations on the Flow Behavior of Boron-Manganese Steels at elevated strain rates.
      In: Steinhoff, K.; Oldenburg, M.; Prakash, B. (Edt.): Proceedings 3rd International Conference on Hot Sheet Metal Forming of High-Performance Steel, 3(2011), Auerbach, Germany: Verlag Wissenschaftliche Scripten, pp. 115-122

    • Odenberger, E.-L.; Oldenburg, M.; Thilderkvist, P.; Stöhr, T.; Lechler, J.; Merklein, M.:
      Tool development based on modelling and simulation of hot sheet metal forming of Ti-6Al-4V titanium alloy.
      In: Journal of Materials Processing Technology, 211(2011), Elsevier B.V., pp. 1324-1335

    2010

    • Lechler, J.; Stöhr, T.; Kuppert, A.; Merklein, M.:
      Basic Investigations on Hot Stamping of Tailor Welded Blanks Regarding the Manufacturing of Lightweight Components with Functionally Optimized Mechanical Properties.
      In: Transactions of the North American Manufacturing Research Institution of SME 2010, 38(2010), Dearborn, Michigan, USA: Society of Manufacturing Engineers, pp. 593-600

    • Borsetto, F.; Ghiotti, A.; Bruschi, S.; Stöhr, T.; Lechler, J.; Merklein, M.:
      Interlaboratory Comparison of Friction Conditions in Hot Stamping Operations.
      In: Merklein, M.; Bach, F.-W.; Bouzakis, K.-D., Denkena, B.; Geiger, M.; Toenshoff, H.-K. (Edt.): Key Engineering Materials, 438(2010), Zurich, pp. 97-105

    • Stöhr, T.; Merklein, M.:
      Beschreibung des mechanischen Werkstoffverhaltens beim Warmumformen höchstfester Stähle.
      In: Merklein, M. (Edt.): Tagungsband 5. Erlanger Workshop Warmblechumformung, (2010), Bamberg: Meisenbach, pp. 39-62

    • Merklein, M.; Svec, T.; Stöhr, T.; Wieland, M.:
      Maßgeschneidert – Funktionsoptimierte Strukturbauteile im Presshärtprozess.
      In: J. Winterhagen (Edt.): lightweight-design, 5(2010), Wiesbaden: Vieweg+Teuber, pp. 52-57

    • Lechler, J.; Stöhr, T.; Kuppert, A.; Merklein, M.:
      Basic Investigations on Hot Stamping of Tailor Welded Blanks Regarding the Manufacturing of Lightweight Components with Functionally Optimized Mechanical Properties.
      In: Society of Manufacturing Engineers (Edt.): Proceedings of NAMRC, 38(2010), Michigan, USA, pp. 593-600

    • Lamprecht, K.; Deinzer, G.; Stich, A.; Lechler, J.; Stöhr, T.; Merklein, M.:
      Thermo-Mechanical Properties of Tailor Welded Blanks in Hot Sheet Metal Forming Processes.
      In: Kolleck, R. (Edt.): Proc. 50th Conference of IDDRG 2010, (2010)50, Graz: Verlag der Technischen Universität Graz, pp. 37-48

    • Merklein, M.; Lechler, J.; Stöhr, T.; Svec, T.:
      Herstellung von funktionsoptimierten Bauteilen im Presshärtprozess.
      In: Stahlinstitut VDeH (Edt.): Stahl und Eisen, (2010)6, Düsseldorf: Verlag Stahleisen GmbH, pp. 51-57

    • Merklein, M.; Wieland, M.; Stöhr, T.; Lechler, J.; Grüner, M.:
      Analytic Methods for the Calculation of the Heat Transfer Coefficient.
      In: International Review of Mechanical Engineering, (2010)4, Neapel: Praise Worthy Prize S.r.l, pp. 208-215

    • Bosetti, P.; Bruschi, S.; Stöhr, T.; Lechler, J.; Merklein, M.:
      Interlaboratory comparison for heat transfer coefficient identification in hot stamping of high strength steels.
      In: UNIVERSITY OF BRESCIA (Edt.): Proceedings of Esaform 2010, (2010), Paris: Springer, published on CD

    • Borsetto, F.; Ghiotti, A.; Bruschi, S.; Stöhr, T.; Lechler, J.; Merklein, M.:
      Interlaboratory Comparison of Friction Conditions in Hot Stamping Operations.
      In: Merklein, M.; Bach, F.-W.; Bouzakis, K.-D., Denkena, B.; Geiger, M.; Toenshoff, H.-K. (Edt.): Proc. 8th International Conference THE Coatings in Manufacturing Engineering, 438(2010), Zurich, Switzerland: Trans Tech Publications Ltd., pp. 97-105

    2009

    • Merklein, M.; Lechler, J.; Stöhr, T.:
      Investigations on the thermal behavior of ultra high strength boron manganese steels within hot stamping.
      In: International Journal of Material Forming , (2009), Paris: Springer, pp. 259-262

    • Odenberger, E-L.; Hertzman, J.; Thilderkvist, P.; Merklein, M.; Kuppert, A.; Stöhr, T.; Lechler, J.; Oldenburg, M.:
      Thermo mechanical sheet metal forming of aero engine components in Ti-6Al-4V - PART 1: Material characterisation.
      In: Eva-Lis Odenberger (Edt.): Concepts for Hot Sheet Metal Forming of Titanium Alloys, (2009), Lulea: Universitetstryckeriet Lulea, pp. 1-18

    • Odenberger, E-L.; Oldenburg; M.; Thilderkvist, P.; Stöhr, T.; Lechler, J.; Merklein, M.:
      Tool development based on modelling and simulation of hot sheet metal forming in titanium Ti-6Al-4V .
      In: Eva-Lis Odenberger (Edt.): Concepts for Hot Sheet Metal Forming of Titanium Alloys, (2009), Lulea: Universitetstryckeriet Lulea, pp. 1-17

    • Glatzer, M.; Stöhr, T.; Merklein, M.; Sikora, S.:
      Einfluß unterschiedlicher Wärmebehandlungsrouten auf die Robustheit und Höhe der mechanischen Eigenschaften des Stahls 22MnB5.
      In: Merklein, M.; Lechler, J. (Edt.): Tagungsband 4. Erlanger Workshop Warmblechumformung, (2009), Bamberg: Meisenbach, pp. 85-105

    • Stöhr, T.; Merklein, M.:
      Weiterführende Untersuchungen zum Fließverhalten presshärtbarer Stähle.
      In: Merklein, M.; Lechler, J. (Edt.): Tagungsband 4. Erlanger Workshop Warmblechumformung, (2009), Bamberg: Meisenbach, pp. 71-84

    • Nedelcu, D.; Stöhr, T.; Ciofu, C.; Mindru, D:
      Some aspects concerning the physical models obtained using high performance composite material.
      In: Nedelcu, Slatineanu, Mazuru (Edt.): Proceedings 13th International Conference ModTech, (2009), Iasi: Editura Acreditata CNCSIS, pp. 455-458

    • Stöhr, T.; Lechler, J.; Merklein, M.:
      Investigations on different strategies for influencing the microstructural properties with respect to partial hot stamping.
      In: Steinhoff, K.; Oldenburg, M.; Prakash, B. (Edt.): Proceedings 2nd International Conference Hot Sheet Metal Forming of High-Performance Steel - CHS², (2009), Auerbach: Verlag Wissenschaftliche Scripten, pp. 273-281

    • Merklein, M.; Lechler, J.; Stöhr, T.:
      Investigations on the thermal behavior of ultra high strength boron manganese steels within hot stamping.
      In: Boogaard, Akkerman (Edt.): Proceedings ESAFORM 2009, (2009), Paris: Springer, pp. 259-262

    2008

    • Stöhr, T.; Merklein, M.; Lechler, J.:
      Determination of frictional and thermal characteristics for hot stamping with respect to a numerical process design.
      In: Steinhoff, K.; Oldenburg, M. (Edt.): Proceedings 1st International Conference Hot Sheet Metal Forming of High-Performance Steel - CHS2, (2008), Bad Harzburg: Grips Media, pp. 293-300

    • Springer, R.; Lechler, J.; Stöhr, T.; Karbasian, H.; Schaper, M.; Merklein, M.; Brosius, A.; Tekkaya, A.E.:
      Prognose der mechanischen Bauteileigenschaften bei Presshärtprozessen anhand mikrostruktureller und umformtechnischer Zusammenhänge.
      In: MERKLEIN, M. (Edt.): Tagungsband 3. Erlanger Workshop Warmblechumformung, (2008), Bamberg: Meisenbach, pp. 87-106

    • Merklein, M.; Lechler, J.; Stöhr, T.:
      Characterization of tribological and thermal properties of metallic coatings for hot stamping boron-manganese steels.
      In: Bouzakis, K.-D. (Edt.): Tagungsband The Coatings, (2008), Thessaloniki: Ziti, pp. 219-228