Co-authors

Researcher identifiers

Number of documents

70

Publications de Gérard Bernhart


Centre de Recherche Outillages, Matériaux et Procédés   

Journal articles31 documents

  • Gilles Dusserre, Gilles Dour, Gérard Bernhart. In-situ determination of the heat flux density at the glass/mould interface during a glass pressing production cycle. International Journal of Thermal Sciences, Elsevier, 2009, 48 (2), p.428-439. ⟨hal-01847802⟩
  • Gérard Bernhart, F. Nazaret, Thierry Cutard. Fiber reinforced refractory castables for SPF toolings. Materials Science and Engineering Technology / Materialwissenschaft und Werkstofftechnik, Wiley-VCH Verlag, 2008, 39 (4-5), pp.317-321. ⟨10.1002/mawe.200800297⟩. ⟨hal-01714931⟩
  • Vincent Velay, Denis Delagnes, Gérard Bernhart. Advances in cyclic behavior and lifetime modeling of tempered martensitic steels based on microstructural considerations. Key Engineering Materials, Trans Tech Publications, 2008, 378-379, pp.81-100. ⟨10.4028/www.scientific.net/KEM.378-379.81⟩. ⟨hal-01384451⟩
  • Nicolas Decultot, Vincent Velay, Laurent Robert, Gérard Bernhart, Elisabeth Massoni. Behaviour modelling of aluminium alloy sheet for single point incremental forming. International Journal of Material Forming, Springer Verlag, 2008, 1 (Suppl.1), p.1151-1154. ⟨10.1007/s12289-008-0184-z⟩. ⟨hal-01851425⟩
  • Zhanping Zhang, Gérard Bernhart, Denis Delagnes. Cyclic behaviour constitutive modelling of a tempered martensitic steel including ageing effect. International Journal of Fatigue, Elsevier, 2008, 30 (4), pp.706-716. ⟨10.1016/j.ijfatigue.2007.05.003⟩. ⟨hal-01715080⟩
  • Vincent Velay, Gérard Bernhart, Denis Delagnes. Identification and validation of a continuum damage model applied for the lifetime prediction of H11 tool steel. International Journal of Microstructure and Materials Properties, Inderscience, 2008, 3 (2-3), p.282-296. ⟨10.1504/IJMMP.2008.018735⟩. ⟨hal-01851422⟩
  • Z. Ahmer, Vincent Velay, Gérard Bernhart, Farhad Rezai-Aria. Cyclic behaviour simulation of X38CRMOV5-47HRC (AISI H11)-tempered martensitic hot-work tool steel. International Journal of Microstructure and Materials Properties, Inderscience, 2008, 3 (2/3), pp.326-335. ⟨10.1504/IJMMP.2008.018738⟩. ⟨hal-02136921⟩
  • Zhanping Zhang, Yuhong Qi, Xiaojun Wang, Denis Delagnes, Gérard Bernhart. Relationship between microstructure and tempering time and temperature in 55NiCrMoV7 steel. TRANSACTIONS OF MATERIALS AND HEAT TREATMENT, 2007, 28 (2), 4 p. ⟨hal-01847805⟩
  • Zhan-Ping Zhang, Yu-Hong Qi, Denis Delagnes, Gérard Bernhart. Microstructure variation and hardness diminution during low cycle fatigue of 55NiCrMoV7 steel. Journal of Iron and Steel Research, International, Elsevier, 2007, 14 (6), pp.68-73. ⟨10.1016/S1006-706X(07)60093-4⟩. ⟨hal-01715083⟩
  • Z. Zhang, Denis Delagnes, Gérard Bernhart. Ageing effect on cyclic plasticity of a tempered martensitic steel. International Journal of Fatigue, Elsevier, 2007, 29 (2), pp.336-346. ⟨10.1016/j.ijfatigue.2006.03.007⟩. ⟨hal-01715081⟩
  • Vincent Velay, Gérard Bernhart, Luc Penazzi. Cyclic behavior modeling of a tempered martensitic hot work tool steel. International Journal of Plasticity, Elsevier, 2006, 22, pp.459 - 496. ⟨10.1016/j.ijplas.2005.03.007⟩. ⟨hal-01384440⟩
  • Emmanuel Cailleux, Thierry Cutard, Gérard Bernhart. Pullout of steel fibres from a refractory castable: experiment and modelling. Mechanics of Materials, Elsevier, 2005, 37 (4), pp.427-445. ⟨10.1016/j.mechmat.2004.02.001⟩. ⟨hal-01714935⟩
  • Gilles Dusserre, Fabrice Schmidt, Gilles Dour, Gérard Bernhart. Thermo-mechanical stresses in cast steel dies during glass pressing process. Journal of Materials Processing Technology, Elsevier, 2005, 162 (SI), pp.484-491. ⟨10.1016/j.jmatprotec.2005.02.088⟩. ⟨hal-01716285⟩
  • Emmanuel Cailleux, Thierry Cutard, Gérard Bernhart. Study of a ceramic refractory reinforced with metallic fibres: from the microstructure to the mechanical behaviour. Industrial Ceramics, Ceramurgica, 2005, 25 (1), pp.21-26. ⟨hal-01714934⟩
  • Cy Gao, Philippe Lours, Gérard Bernhart. Thermomechanical stress analysis of superplastic forming tool. Journal of Materials Processing Technology, Elsevier, 2005, 169 (2), pp.281-291. ⟨10.1016/j.jmatprotec.2005.03.029⟩. ⟨hal-01716113⟩
  • Vincent Velay, Gérard Bernhart, Denis Delagnes, Luc Penazzi. A continuum damage model applied to high temperature fatigue lifetime prediction of a martensitic tool steel. Fatigue & Fracture of Engineering Materials & Structures, Wiley-Blackwell, 2005, 28 (11), pp.1009-1023. ⟨10.1111/j.1460-2695.2005.00939.x⟩. ⟨hal-01384443⟩
  • Zhanping Zhang, Denis Delagnes, Gérard Bernhart. Influence of tempering temperature on cyclic viscoplastic behaviour of 55NiCrMoV7 steel. TRANSACTIONS OF MATERIALS AND HEAT TREATMENT, 2004, 25 (5), p.623-626. ⟨hal-01851440⟩
  • Zhanping Zhang, Yuhong Qi, Denis Delagnes, Gérard Bernhart. Microstructures properties tempered steel 55NiCrMoV7. HEAT TREATMENT OF METALS, 2004, 29 (3), p.27-31. ⟨hal-01847820⟩
  • Z Zhang, Denis Delagnes, Gérard Bernhart. Microstructure evolution of hot-work tool steels during tempering and definition of a kinetic law based on hardness measurements. Materials Science and Engineering: A, Elsevier, 2004, 380 (1-2), pp.222-230. ⟨10.1016/j.msea.2004.03.067⟩. ⟨hal-01715086⟩
  • Véronique Garat, Gérard Bernhart, Laurence Hervy. Influence of design and process parameters on service life of nut hot forging die. Journal of Materials Processing Technology, Elsevier, 2004, 147 (3), p.359-369. ⟨10.1016/j.jmatprotec.2003.01.002⟩. ⟨hal-01851438⟩
  • Zhanping Zhang, Denis Delagnes, Gérard Bernhart. The temperature hardness kinetics relations tempering steels. TRANSACTIONS OF MATERIALS AND HEAT TREATMENT, 2004, 25 (1), p.41-45. ⟨hal-01847819⟩
  • Karine Bavard, Gérard Bernhart, X. P. Zhang. High temperature low cycle fatigue of spheroidal graphite cast iron. International Journal of Cast Metals Research, 2003, 16 (1-3), p.233-238. ⟨10.1080/13640461.2003.11819588⟩. ⟨hal-01851445⟩
  • Emmanuel Cailleux, Thierry Cutard, Gérard Bernhart. Pullout of metallic fibres from a ceramic refractory matrix. Composites Part A: Applied Science and Manufacturing, Elsevier, 2002, 33 (10), pp.1461-1466. ⟨10.1016/S1359-835X(02)00146-X⟩. ⟨hal-01714943⟩
  • Stéphane Baleix, Gérard Bernhart, Philippe Lours. Oxidation and oxide spallation of heat resistant cast steels for superplastic forming dies. Materials Science and Engineering: A, Elsevier, 2002, 327 (2), pp.155-166. ⟨10.1016/S0921-5093(01)01529-5⟩. ⟨hal-01716123⟩
  • Emmanuel Cailleux, Thierry Cutard, Gérard Bernhart. Pullout of metallic fibres in a ceramic refractory matrix. Composites Part A: Applied Science and Manufacturing, Elsevier, 2002, 33 (10), p.1461-1466. ⟨10.1016/S1359-835X(02)00146-X⟩. ⟨hal-01847826⟩
  • Z Zhang, Denis Delagnes, Gérard Bernhart. Anisothermal cyclic plasticity modelling of martensitic steels. International Journal of Fatigue, Elsevier, 2002, 24 (6), pp.635-648. ⟨10.1016/S0142-1123(01)00182-7⟩. ⟨hal-01715087⟩
  • Philippe Lours, Sabine Le Roux, Gérard Bernhart. Oxidation behavior of creep resistant oxide-dispersion-strengthened alloy PM2000. Journal of Advanced Materials, 2001, 33 (2), p. 11-20. ⟨hal-01847828⟩
  • Philippe Lours, Stéphane Baleix, Gérard Bernhart. Investigation on the damages of superplastic forming tools. Journal of Materials Processing Technology, Elsevier, 2001, 117 (3). ⟨hal-01847827⟩
  • Philippe Lours, Thierry Cutard, Gérard Bernhart, Christophe Levaillant. Performances of metallic and ceramic tools for superplastic forming. International Journal of Materials and Product Technology, Inderscience, 2001, pp.445-452. ⟨hal-01714944⟩
  • Stéphane Baleix, Sabine Le Roux, Gérard Bernhart, Philippe Lours. Surface and image analysis of oxides grown and spalled on heat resistant cast steels exposed to thermal cycles. Journal of Materials Processing Technology, Elsevier, 2001, 118 (1-3, SI), pp.321-328. ⟨10.1016/S0924-0136(01)00860-3⟩. ⟨hal-01703129⟩
  • Romain Beydon, Gérard Bernhart, Yvan Segui. Measurement of metallic coatings adhesion to fibre reinforced plastic materials. Surface and Coatings Technology, Elsevier, 2000, 126 (1), p. 39-47. ⟨hal-01847832⟩

Conference papers37 documents

  • Nicolas Decultot, Vincent Velay, Laurent Robert, Gérard Bernhart, Elisabeth Massoni. Behaviour modelling of aluminium alloy sheet for Single Point Incremental Forming. 11th ESAFORM Conference on Material Forming, Apr 2008, Lyon, France. pp.Pages 1151-1154, ⟨10.1007/s12289-008-0184-z⟩. ⟨hal-00510321⟩
  • M. Cusick, F. Abu-Farha, Philippe Lours, Yannick Le Maoult, Gérard Bernhart, et al.. TOWARDS SUPERPLASTIC FORMING OF AZ31 MAGNESIUM ALLOY WITH CONTROLLED MICROSTRUCTURE. EuroSPF 2008, Sep 2008, Carcassonne, France. ⟨hal-00339195⟩
  • Gérard Bernhart, L. Robert, Jean-José Orteu. Mesures in-situ dans les matériaux et procédés composites à partir de Fibres Optiques à Réseau de Bragg. Colloque AquiQuebec'08, Bordeaux (France), 21-23 juillet 2008, 2008, Bordeaux, France. ⟨hal-02056727⟩
  • Yohann Ledru, Robert Piquet, Fabrice Schmidt, Laurent Michel, Gérard Bernhart. Voids growth mechanisms during manufacturing of aeronautical composite laminates. First Japanese-French Joint Workshop (EMAC-Tohoku University-INSA), Dec 2008, Albi, France. ⟨hal-02057078⟩
  • Gérard Bernhart, Thierry Cutard, Yannick Le Maoult, Fabrice Schmidt, Jean Paul Arcens. Infra-red sheet heating assisted Superplastic Forming. EuroSPF2008 - 6th European Conference on Superplastic Forming, Sep 2008, Carcassonne, France. ⟨hal-02057069⟩
  • Yohann Ledru, Robert Piquet, Fabrice Schmidt, Laurent Michel, Gérard Bernhart. Modeling of void growth mechanisms during the manufacturing of composite laminates. 9th International Conference on Flow Processes in Composite Materials - FPCM-9 (2008), Jul 2008, Montréal, Canada. pp.1-9. ⟨hal-01690568⟩
  • Nicolas Decultot, Gérard Bernhart, Laurent Robert, Vincent Velay, Elisabeth Massoni. Etude du comportement de tôle d'aluminium emboutie par formage incrémental. MECAMAT, Jan 2008, Aussois, France. 4 p. ⟨hal-01771378⟩
  • Gérard Bernhart, F. Nazaret, Thierry Cutard. Fibre reinforced refractory castables : an alternative solution for SPF die manufacturing. ICSAM 2006 - 9th International conference on superplasticity in advanced materials, Jun 2006, Chengdu, China. pp.37-42, ⟨10.4028/www.scientific.net/MSF.551-552.37⟩. ⟨hal-01714932⟩
  • Zeeshan Ahmer, Vincent Velay, Gérard Bernhart, Farhad Rezai-Aria. Cyclic behaviour simulation of X38CrMoV5-47HRC (AISI H11) tempered martensitic hot work tool steel. TOOL 06-7e International tooling conference, May 2006, TORINO, Italy. p.513-520. ⟨hal-01796826⟩
  • Vincent Velay, Gérard Bernhart, Denis Delagnes. Identification and validation of a continuum damage model applied for lifetime prediction of H11 tool steel. TOOL 06 -7th International tooling conference, May 2006, Torino, Italy. p.557-564. ⟨hal-01788411⟩
  • Gilles Dusserre, Fabrice Schmidt, Gilles Dour, Gérard Bernhart. Thermo-mechanical stresses in cast steel dies during glass pressing process. AMPT'2005 -8th International Conference on Advances in Materials and Processing Technologies, May 2005, Gliwice-WIsla, Poland. 4 p. ⟨hal-01788416⟩
  • Gérard Bernhart, Vincent Velay, Eric Jourdain. Thermomechanical simulation of NI-CR-FE heat resistant SPF dies. Euro SPF'05 -4th European Conference on Superplastic Forming, Jun 2005, Manchester, United Kingdom. p.115-120. ⟨hal-01788423⟩
  • Vincent Velay, Gérard Bernhart, Denis Delagnes, Luc Penazzi. A continuum damage model applied to fatigue lifetime predicition of a martensitic tool steel. ICIT 2005 -5th International Conference on Industrial Tools, Apr 2005, Velenje, Slovenia. p.227-232. ⟨hal-01796834⟩
  • Thierry Cutard, Emmanuel Cailleux, F Nazaret, Gérard Bernhart. Metallic fiber reinforced refractory concretes. 4th International symposium on advances in refractories for the metallurgical industries, 2004, Hamilton, Ontario, Canada. pp.293-307. ⟨hal-01714939⟩
  • Traian Branza, Alexandre Martinier, Arnaud Duchosal, Frédéric Deschaux Beaume, Gérard Bernhart, et al.. Fatigue damage and weld repair of heat resistant cast steel SPF dies. Euro-SPF 2004 -3rd European conference on superplastic forming, Jul 2004, Albi, France. p.133-138. ⟨hal-01796842⟩
  • Philippe Lours, Hv Bui, A Nafi, O Mercier, Gérard Bernhart. Rapid tooling for injection moulding process. 3rd International Symposium on Designing, Processing and Properties of Advanced Engineering Materials, ISAEM-2003, Nov 2003, Jeju Island, South Korea. pp.789-792, ⟨10.4028/www.scientific.net/MSF.449-452.789⟩. ⟨hal-01716115⟩
  • Cy Gao, Philippe Lours, Gérard Bernhart. Damages induced by thermomechanical cycles in superplastic forming tools. 7th Asia-Pacific symposium on engineering plasticity and its applications (AEPA2004), Sep 2004, ShangHai, China. pp.93-98, ⟨10.4028/www.scientific.net/KEM.274-276.93⟩. ⟨hal-01716114⟩
  • Thierry Sentenac, Yannick Le Maoult, Gaspard Nsengumuremyi, Yann Rotrou, Gérard Bernhart. Mesure de champs de température par caméra CCD : application au suivi thermique de moules. Colloque photomécanique 2004, May 2004, Albi, France. p.393-400. ⟨hal-01798906⟩
  • Fabien Nazaret, Thierry Cutard, Gérard Bernhart. Thermomechanical behaviour of a fibre-reinforced refractory concrete : tests and fe analysis. 6th RILEM symposium on fibre-reinforced concretes (FRC) -BEFIB 2004, Sep 2004, Varenna, Italy. p.689-698. ⟨hal-01788425⟩
  • Zhanping Zhang, Yuhong Qi, Xiaojun Wang, Denis Delagnes, Gérard Bernhart. Investigation of low cycle fatigue behavior and fatigue microstructure of 55NiCrMoV7 steel. ICASS 2004 -Second international conference on advanced structural steels, Apr 2004, Shangai, China. p.665-668. ⟨hal-01788428⟩
  • Fabien Nazaret, Thierry Cutard, Gérard Bernhart. Influence des fibres métalliques dans le comportement mécanique à haute température d'un béton réfractaire renforcé. MECAMAT 2004, Jan 2004, Aussois, France. p.445-448. ⟨hal-01798902⟩
  • Gérard Bernhart, Thierry Cutard, Philippe Lours. Preface of the proceedings of Euro SPF 2004 : 3rd european conference on super plastic forming. Euro-SPF 2004 -3rd European conference on superplastic forming, Jul 2004, Albi, France. 1 p. ⟨hal-01788429⟩
  • Fabien Nazaret, Thierry Cutard, Gérard Bernhart. Mechanical behavior of ceramic materials for SPF toolings. Euro-SPF 2004 -3rd European conference on superplastic forming, Jul 2004, Albi, France. p.139-144. ⟨hal-01788426⟩
  • Traian Branza, Gérard Bernhart, Philippe Lours, Frédéric Deschaux Beaume, V. Richefeu, et al.. Rechargement T.I.G. d'outillages de formage superplastique -essais et simulation. Colloque national MECAMAT, Jan 2003, Aussois, France. 4 p. ⟨hal-01798910⟩
  • Emmanuel Cailleux, Thierry Cutard, Gérard Bernhart. Study of a ceramic refractory reinforced with metallic fibres : from the microstructure to the mechanical behaviour. 3rd forum on new materials, Jul 2002, Florence, Italy. p.53-60. ⟨hal-01788434⟩
  • Gérard Bernhart, F Nazaret, A Martinier, C Gao, D Garriga-Majo, et al.. Design of SPF dies based on advanced material behaviour models. 8th International Conference on Superplasticity in Advanced Materials, Mar 2003, Oxford, United Kingdom. pp.123-130, ⟨10.4028/www.scientific.net/MSF.447-448.123⟩. ⟨hal-01714941⟩
  • Huy Vinh Bui, Philippe Lours, Gérard Bernhart, Bruno Le Razer, Philippe Barq. Outillage rapide : nouvelle technologie de fabrication rapide par frittage de poudre -analyse technique et scientifique. Colloque de la poudre au matériau massif SF2M-GFC -Commission poudres et matériaux frittés Journées annuelles du RFM, Jun 2003, Albi, France. p.359-364. ⟨hal-01780116⟩
  • Huy Vinh Bui, Philippe Lours, Gérard Bernhart. Influence of porosity and anisotropy on the mechanical properties of direct laser sintered metal powder for injection moulding tools. 4th international conference on industrial tools, Apr 2003, Bled, Slovenia. p.205-208. ⟨hal-01788437⟩
  • Vincent Velay, Gérard Bernhart, Luc Penazzi, A. Persson, Jens Bergstrom. Thermal fatigue of a tool steel : experiment and numerical simulation. 6th international tooling conference, Sep 2002, Karlstad, Sweden. p.667-685. ⟨hal-01788439⟩
  • Vincent Velay, Gérard Bernhart, Zhanping Zhang, Luc Penazzi. Cyclic behaviour modelling of martensitic hot work tool steels. CAMP2002 -Conferences on applied mechanics, materials science and joining and forming processes, Apr 2002, Paderborn, Germany. p.64-75. ⟨hal-01796849⟩
  • Zhanping Zhang, Denis Delagnes, Gérard Bernhart. Tempering effect on cyclic behaviour of a martensitic tool steel. 6th international tooling conference, Sep 2002, Karlstad, Sweden. p.573-589. ⟨hal-01788444⟩
  • Karine Bavard, Gérard Bernhart, Z. P. Zhang. Fatigue à hautes températures de fonte à graphite sphéroïdal. MECAMAT -Ecole de Mécanique des matériaux, Jan 2002, Aussois, France. p.204-207. ⟨hal-01798914⟩
  • Vincent Velay, Gérard Bernhart, Luc Penazzi, Zhanping Zhang. Modélisation du comportement cyclique d'aciers à outils martensitiques. MECAMAT -Ecole mécanique des matériaux, Jan 2002, Aussois, France. p.288-291. ⟨hal-01798917⟩
  • Stéphane Baleix, Gérard Bernhart, Philippe Lours. Investigation of the spallation of oxides grown on thermally cycled heat resistant cast steels. 5th International Symposium on High Temperature Corrosion and Protection of Materials, May 2000, Les Embiez, France. pp.539-546, ⟨10.4028/www.scientific.net/MSF.369-372.539⟩. ⟨hal-01716124⟩
  • Romain Beydon, Gérard Bernhart, Yvan Segui. 2D Finite element simulation of thermal stresses in progressively deposited plasma-sprayed coatings. 14th International conference on surface modification technologies, Sep 2000, Paris, France. p.503-508. ⟨hal-01796854⟩
  • Gérard Bernhart, Bg Choi, Z Zhang, Denis Delagnes. Single specimen methodology for elasto-viscoplastic fatigue model identification of martensitic steels. EUROMAT 2000, Nov 2000, Tours, France. pp.1077-1082. ⟨hal-01715088⟩
  • Zhanping Zhang, Denis Delagnes, Gérard Bernhart. A continuous thermo-mechanical fatigue model and its application in tempered martensitic tool steel 55NiCrMoV7. 3rd International symposium on tribo-fatigue -ISTF 2000, Oct 2000, Beinjing, China. p.240-245. ⟨hal-01796859⟩

Directions of work or proceedings2 documents

  • Gérard Bernhart, Thierry Cutard, Philippe Lours. Euro SPF 2004 : third european conference on superplastic forming. Jul 2004, Albi, France. ⟨EMAC⟩, 203 p., 2004, 2-85428-649-9. ⟨hal-01809803⟩
  • Jean-Claude Nièpce, Jean-Marc Chaix, Eric Gaffet, Michel Baron, John A. Dodds, et al.. De la poudre au matériau massif : colloque. Commission poudres et matériaux frittés SF2M-GFC - Journées annuelles du RFM, Jun 2003, Albi, France. EMAC, 381 p., 2003, 2-9511591-1-0. ⟨hal-01816506⟩