Chemical Composition Effects on the Microstructure and Hot Hardness of NiCrSiFeB Self-Fluxing Alloys Manufactured via Gravity Casting

Autor: Andrea Niklas, Fernando Santos, David Garcia, Mikel Rouco, Rodolfo González-Martínez, Juan Carlos Pereira, Emilio Rayón, Patricia Lopez, Gaylord Guillonneau

Publikováno v: Journal of Manufacturing and Materials Processing, Vol 7, Iss 6, p 196 (2023)

Ni-Cr-Si-Fe-B self-fluxing alloys are commonly used in hardfacing applications; in addition, they are subjected to conditions of wear, corrosion, and high temperatures, but are not used in casting applications. In this work, gravity casting is presen

Externí odkaz: https://doaj.org/article/76431b68e35e4ef78f6c36fe034e9cef

Development of a New Manufacturing Route by Direct Laser Metal Deposition With NiCrSiFeB Alloys to Replace Cobalt in Aeronautical Components

Autor: Juan Carlos Pereira, Fidel Zubiri, David Aguilar, Maria Del Carmen Taboada, Gaylord Guillonneau, Jerome Rocchi

Publikováno v: 2022 International Additive Manufacturing Conference.

Nickel-based NiCrSiFeB alloy (Ni-Cr-Si-B self-fluxing family) are excellent candidates for replacing Cobalt-based alloys in aeronautical components such as sealing rings, valve seats, sliding bearing seats, etc. In this type of components, commonly m

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1eb0d3592eeabce98a8ecd623f7e0006
https://doi.org/10.1115/iam2022-91705

The role of β-titanium ligaments in the deformation of dual phase titanium alloys

Autor: Xavier Maeder, Ayan Bhowmik, Gaylord Guillonneau, T. Ben Britton, Finn Giuliani, Tea-Sung Jun, Johann Michler

Publikováno v: Materials Science and Engineering: A. 746:394-405

Multiphase titanium alloys are critical materials in high value engineering components, for instance in aero engines. Microstructural complexity is exploited through interface engineering during mechanical processing to realise significant improvemen

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8eb8d200f67d04b7cdda3f7f0c35e4dd
https://doi.org/10.1016/j.msea.2019.01.032

High-Temperature Scanning Indentation: A new method to investigate in situ metallurgical evolution along temperature ramps

Autor: Jean-Luc Loubet, Paul Baral, Gabrielle Tiphéne, Warren C. Oliver, Gaylord Guillonneau, Guillaume Kermouche, Solène Comby-Dassonneville, Jean-Michel Bergheau

Publikováno v: Journal of Materials Research
Journal of Materials Research, Cambridge University Press (CUP), 2021, 36 (12), pp.2383-2396. ⟨10.1557/s43578-021-00107-7⟩

International audience; A new technique, High-Temperature Scanning Indentation (HTSI), is proposed to investigate metallurgical evolution occurring during anisothermal heat treatments. This technique is based on the use of high-speed nanohardness mea

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2a63e762269aac4d628dd6c39466c8d7
https://hal.archives-ouvertes.fr/hal-03214795

Optical, electrical and mechanical properties of TiN thin film obtained from a TiO2 sol-gel coating and rapid thermal nitridation

Autor: Jean-Yves Michalon, N. Crespo-Monteiro, Gaylord Guillonneau, Carmen Jiménez, Yves Jourlin, Arnaud Valour, Christophe Donnet, Stéphanie Reynaud, Maria Alejandra Usuga Higuita, Francis Vocanson, Marion Hochedel, Damien Jamon, Michel Langlet

Publikováno v: Surface and Coatings Technology
Surface and Coatings Technology, Elsevier, 2021, 413, pp.127089. ⟨10.1016/j.surfcoat.2021.127089⟩

International audience; This study reports the optical, electrical and mechanical properties of TiN films prepared by direct rapid thermal nitridation process from a photo-patternable TiO 2 sol-gel layer. The sol-gel approach is compatible to non-pla

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4458188dca4951f70f46f5b46b63ca65
https://hal.archives-ouvertes.fr/hal-03273423/file/1-s2.0-S0257897221002632-main.pdf