cmms

Dedicated computer system of aided steel deformation testing procedure near solidus temperature

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Dedicated computer system of aided steel deformation testing procedure near solidus temperature Mirosław Głowacki, Marcin Hojny AGH-University of Science and Technology,Mickiewicza 30, 30-059 Kraków, Poland. DOI: https://doi.org/10.7494/cmms.2007.1.0117 Abstract: The paper presents the results of experimental and theoretical work leading to mathematical modelling of phenomena accompanying the deformation of steel which is still subjected to the … Read more

Mathematical modeling of structure and mechanical properties of steel tubes production

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Mathematical modeling of structure and mechanical properties of steel tubes production Tibor Kvačkaj, Michal Zemko Department of Metal Forming, Faculty of Metallurgy, TU of Košice, Slovakia. DOI: https://doi.org/10.7494/cmms.2007.1.0133 Abstract: The article deals with FEM analysis, with mathematical modeling of structure evolution and with prediction of mechanical properties during hot rolling of seamless steel tubes. There … Read more

Modelling the mechanical properties of multiphase steels

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Modelling the mechanical properties of multiphase steels Corinna Thomser1, Ulrich Prahl1, Henk Vegter2, Wolfgang Bleck1 1Institute of Ferrous Metallurgy, RWTH Aachen University, Germany. 2Corus RD&T, IJmuiden, Netherlands. DOI: https://doi.org/10.7494/cmms.2007.1.0118 Abstract: Due to economic, environmental and safety reasons the use of high strength steels for the automotive industry is increasing rapidly. For an optimal combination of … Read more

Finite element analysis of die wear in hot forging considering industrial processes

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Finite element analysis of die wear in hot forging considering industrial processes Bernd-Arno Behrens, André Hundertmark IFUM Hannover. DOI: https://doi.org/10.7494/cmms.2007.1.0134 Abstract: The efficiency of hot forging processes significantly depends on the service life of the dies. As a consequence of thermal and mechanical interactions between workpiece and tool surfaces during the forming process, adhesive and … Read more

Creep-fatigue of multi-part container during hot extrusion of copper – simulation and experimental comparison

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Creep-fatigue of multi-part container during hot extrusion of copper – simulation and experimental comparison Friedrich Krumphals1, Thomas Wlanis1, Christof Sommitsch1,2, Christian Redl3 1Christian Doppler Laboratory For Materials Modelling And Simulation, University of Leoben, Franz-Josef-Strasse 18, 8700, Leoben, Austria. 2Chair of Metal Forming, University of Leoben, Franz-Josef-Strasse 18, 8700, Leoben, Austria. 3Böhler Edelstahl GmbH, Mariazellerstrasse 25, … Read more

Development of numerical tools for the multiscale modelling of recrystallisation in metals, based on a digital material framework

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Development of numerical tools for the multiscale modelling of recrystallisation in metals, based on a digital material framework Marc Bernacki, Yvan Chastel, Hugues Digonnet, Heba Resk, Thierry Coupez, Roland E. Logé Centre de mise en forme des matériaux (CEMEF), Ecole Nationale Supérieure des Mines de Paris,,UMR CNRS 7635, BP 207, 06904 Sophia Antipolis Cedex, France. … Read more

Modelling the hardenability and tempering of high strength steels

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Modelling the hardenability and tempering of high strength steels Johan Eliasson1, Tadeusz Siwecki1, Björn Rodell2 1Corrosion and Metals Research Institute, KIMAB Drottning Kristinas väg 48, S-114 28 Stockholm, Sweden. 2SSAB Oxelösund AB, Sweden. DOI: https://doi.org/10.7494/cmms.2007.1.0120 Abstract: The aim of the present work was to develop hardenability and tempering models for various quenching and tempering treatments … Read more

Modelling of brittle damage nucleation by means of ca

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Modelling of brittle damage nucleation by means of ca Krzysztof Nowak Cracow University of Technology, ul. Warszawska 24, 31-155 Krakow, Poland. DOI: https://doi.org/10.7494/cmms.2007.1.0136 Abstract: The description of damage nucleation in metals subjected to creep conditions, on the level of material structure, is proposed. In classical approach of mechanics it is achieved by introducing scalar (or … Read more

Computer processing of results of the wedge rolling test

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Computer processing of results of the wedge rolling test Tomáš Kubina1, Ivo Schindler1, Petra Turoňová1, Milan Heger1, Jiří Franz2, Miroslav Liška3, Marek Hlisníkovský4 1VŠB – Technical University of Ostrava, Faculty of Metallurgy and Materials Engineering, 17. listopadu 15, 708 33 Ostrava, Czech Republic. 2AutoCont CZ a.s., Nemocniční 12, 702 00 Ostrava, Czech Republic. 3VÍTKOVICE – … Read more

Multi-scale fem simulation of the drawing process

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Multi-scale fem simulation of the drawing process Andriy Milenin1, Zbigniew Muskalski2 1AGH University of Science and Technology, Al. Mickiewicza 30, 30-059, Kraków, Poland. 2Czestochowa University of Technology, Al. Armii Krajowej 19, 42-200, Czestochowa, Poland. DOI: https://doi.org/10.7494/cmms.2007.1.0137 Abstract: In this paper the wire drawing process is investigated in two levels. They are a steady-state solution using … Read more