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Bernhart Gerard

22
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Publications

velay-vincent
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Mechanical behavior of a Ti-6Al-4 V titanium alloy with microstructural evolution modeling under hot and superplastic conditions

Marcio Wagner Batista dos Santos , Vincent Velay , Vanessa Vidal , Gérard Bernhart , Gilmar Ferreira Batalha
Materials Science and Engineering Technology / Materialwissenschaft und Werkstofftechnik, 2017, Special Issue: 11th European Conference on Superplastic Forming (EuroSPF) (Selected contributions), 48 (10), p.952-961. ⟨10.1002/mawe.201700040⟩
Article dans une revue hal-01622051v1

Moules pour formage superplastique du titane : matériaux, propriétés et conception

Gérard Bernhart , Vincent Velay , Thierry Cutard
Bulletin du cercle d'études des métaux, 2015, 18 (16), 20 p
Article dans une revue hal-01679861v1
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Characterisation of the transverse mechanical properties of carbon/carbon composites by spherical indentation

Marie Poitrimolt , Mohammed Cheikh , Gérard Bernhart , Vincent Velay
Carbon, 2014, 66, p. 234-245. ⟨10.1016/j.carbon.2013.08.063⟩
Article dans une revue hal-01611612v1
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Advances in cyclic behavior and lifetime modeling of tempered martensitic steels based on microstructural considerations

Vincent Velay , Denis Delagnes , Gérard Bernhart
Key Engineering Materials, 2008, 378-379, pp.81-100. ⟨10.4028/www.scientific.net/KEM.378-379.81⟩
Article dans une revue hal-01384451v1
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Identification and validation of a continuum damage model applied for the lifetime prediction of H11 tool steel

Vincent Velay , Gérard Bernhart , Denis Delagnes
International Journal of Microstructure and Materials Properties, 2008, 3 (2-3), p.282-296. ⟨10.1504/IJMMP.2008.018735⟩
Article dans une revue hal-01851422v1
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Cyclic behaviour simulation of X38CRMOV5-47HRC (AISI H11)-tempered martensitic hot-work tool steel

Z. Ahmer , Vincent Velay , Gérard Bernhart , Farhad Rezai-Aria
International Journal of Microstructure and Materials Properties, 2008, 3 (2/3), pp.326-335. ⟨10.1504/IJMMP.2008.018738⟩
Article dans une revue hal-02136921v1
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Behaviour modelling of aluminium alloy sheet for single point incremental forming

Nicolas Decultot , Vincent Velay , Laurent Robert , Gérard Bernhart , Elisabeth Massoni
International Journal of Material Forming, 2008, 1 (Suppl.1), p.1151-1154. ⟨10.1007/s12289-008-0184-z⟩
Article dans une revue hal-01851425v1
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Cyclic behavior modeling of a tempered martensitic hot work tool steel

Vincent Velay , Gérard Bernhart , Luc Penazzi
International Journal of Plasticity, 2006, 22, pp.459 - 496. ⟨10.1016/j.ijplas.2005.03.007⟩
Article dans une revue hal-01384440v1
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A continuum damage model applied to high temperature fatigue lifetime prediction of a martensitic tool steel

Vincent Velay , Gérard Bernhart , Denis Delagnes , Luc Penazzi
Fatigue and Fracture of Engineering Materials and Structures, 2005, 28 (11), pp.1009-1023. ⟨10.1111/j.1460-2695.2005.00939.x⟩
Article dans une revue hal-01384443v1
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Single point incremental sheet forming investigated by in-process 3D digital image correlation

Nicolas Decultot , Laurent Robert , Vincent Velay , Gérard Bernhart
ICEM 14 - 14th International Conference on Experimental Mechanics, Jun 2010, Poitiers, France. pp.11001, ⟨10.1051/epjconf/20100611001⟩
Communication dans un congrès hal-01703244v1
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High Temperature Fatigue of SPF Die Ni-Cr-Fe Heat Resistant Nickel-Chromium Cast Steels

Vincent Velay , Gérard Bernhart , A. Martinier , J-Y. Moraux
ICSAM 2009 - 10th International Conference on Superplasticity in Advanced Materials, Jun 2009, Seattle, United States. pp.69+, ⟨10.4028/www.scientific.net/KEM.433.69⟩
Communication dans un congrès hal-01703243v1
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Heat Resistant Ni-Cr-Fe Steels for Superplastic Forming Dies: From Material Microstructure to Die Design

Gérard Bernhart , Vincent Velay , Philippe Lours
ICSAM 2009 - 10th International Conference on Superplasticity in Advanced Materials, Jun 2009, Seattle, United States. pp.77-84, ⟨10.4028/www.scientific.net/KEM.433.77⟩
Communication dans un congrès hal-01703242v1
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Behaviour modelling of aluminium alloy sheet for Single Point Incremental Forming

Nicolas Decultot , Vincent Velay , Laurent Robert , Gérard Bernhart , Elisabeth Massoni
11th ESAFORM Conference on Material Forming, Apr 2008, Lyon, France. pp.Pages 1151-1154, ⟨10.1007/s12289-008-0184-z⟩
Communication dans un congrès hal-00510321v1

Etude du comportement de tôle d'aluminium emboutie par formage incrémental

Nicolas Decultot , Gérard Bernhart , Laurent Robert , Vincent Velay , Elisabeth Massoni
MECAMAT, Jan 2008, Aussois, France. 4 p
Communication dans un congrès hal-01771378v1

Identification and validation of a continuum damage model applied for lifetime prediction of H11 tool steel

Vincent Velay , Gérard Bernhart , Denis Delagnes
TOOL 06 -7th International tooling conference, May 2006, Torino, Italy. p.557-564
Communication dans un congrès hal-01788411v1

Cyclic behaviour simulation of X38CrMoV5-47HRC (AISI H11) tempered martensitic hot work tool steel

Zeeshan Ahmer , Vincent Velay , Gérard Bernhart , Farhad Rezai-Aria
TOOL 06-7e International tooling conference, May 2006, TORINO, Italy. p.513-520
Communication dans un congrès hal-01796826v1

A continuum damage model applied to fatigue lifetime predicition of a martensitic tool steel

Vincent Velay , Gérard Bernhart , Denis Delagnes , Luc Penazzi
ICIT 2005 -5th International Conference on Industrial Tools, Apr 2005, Velenje, Slovenia. p.227-232
Communication dans un congrès hal-01796834v1

Thermomechanical simulation of NI-CR-FE heat resistant SPF dies

Gérard Bernhart , Vincent Velay , Eric Jourdain
Euro SPF'05 -4th European Conference on Superplastic Forming, Jun 2005, Manchester, United Kingdom. p.115-120
Communication dans un congrès hal-01788423v1
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Modélisation du comportement cyclique d'aciers à outils martensitiques

Vincent Velay , Gérard Bernhart , Luc Penazzi , Zhanping Zhang
MECAMAT -Ecole mécanique des matériaux, Jan 2002, Aussois, France. p.288-291
Communication dans un congrès hal-01798917v1

Thermal fatigue of a tool steel : experiment and numerical simulation

Vincent Velay , Gérard Bernhart , Luc Penazzi , A. Persson , Jens Bergstrom
6th international tooling conference, Sep 2002, Karlstad, Sweden. p.667-685
Communication dans un congrès hal-01788439v1
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Cyclic behaviour modelling of martensitic hot work tool steels

Vincent Velay , Gérard Bernhart , Zhanping Zhang , Luc Penazzi
CAMP2002 -Conferences on applied mechanics, materials science and joining and forming processes, Apr 2002, Paderborn, Germany. p.64-75
Communication dans un congrès hal-01796849v1

Processes and equipment for superplastic forming of metals

Gérard Bernhart , Philippe Lours , Thierry Cutard , Vincent Velay , Fabien Nazaret
Extrait de : Superplastic forming of advanced metallic materials : methods and applications (chap. 3) / sous la dir. de G. GIULIANO, Woodhead Publishing, p.49-71, 2011, 978-1-84569-753-2. ⟨10.1533/9780857092779.1.49⟩
Chapitre d'ouvrage hal-01729123v1