Arc-based directed energy deposited Inconel 718: role of heat treatments on high-temperature tensile behavior

This study evaluated the effect of dedicated heat treatments (1050°C, 1100°C, 1142°C, and 1185°C/2 h + double-aging) on the uniaxial tensile properties at elevated temperature (650°C) of Inconel® 718 fabricated via arc plasma directed energy deposition. They enabled to meet, for the first time, the...

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Main Authors: Francisco Werley Cipriano Farias, Valdemar Rebelo Duarte, João da Cruz Payão Filho, Norbert Schell, Emad Maawad, Mélanie Bordas-Czaplicki, Fabio Machado Alves da Fonseca, Jonathan Cormier, Telmo Jorge Gomes dos Santos, João Pedro Oliveira
Format: Article
Language:English
Published: Taylor & Francis Group 2024-02-01
Series:Materials Research Letters
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Online Access:https://www.tandfonline.com/doi/10.1080/21663831.2023.2297734
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author Francisco Werley Cipriano Farias
Valdemar Rebelo Duarte
João da Cruz Payão Filho
Norbert Schell
Emad Maawad
Mélanie Bordas-Czaplicki
Fabio Machado Alves da Fonseca
Jonathan Cormier
Telmo Jorge Gomes dos Santos
João Pedro Oliveira
author_facet Francisco Werley Cipriano Farias
Valdemar Rebelo Duarte
João da Cruz Payão Filho
Norbert Schell
Emad Maawad
Mélanie Bordas-Czaplicki
Fabio Machado Alves da Fonseca
Jonathan Cormier
Telmo Jorge Gomes dos Santos
João Pedro Oliveira
author_sort Francisco Werley Cipriano Farias
collection DOAJ
description This study evaluated the effect of dedicated heat treatments (1050°C, 1100°C, 1142°C, and 1185°C/2 h + double-aging) on the uniaxial tensile properties at elevated temperature (650°C) of Inconel® 718 fabricated via arc plasma directed energy deposition. They enabled to meet, for the first time, the AMS 5662 requirements at elevated temperature. Tensile tests exhibited ductile strain–stress curves. The 1100°C/2 h + double-aging showed the best performance (YS0.2%, UTS, and elongation of 967 MPa, 1126 MPa, and 18.7%, respectively). Additionally, vertical specimens evidenced dynamic strain aging, although no brittle-like features were observed.
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spelling doaj.art-46367006ba5a4a9382a9c9a1dd36f7362024-01-30T09:43:25ZengTaylor & Francis GroupMaterials Research Letters2166-38312024-02-011229710710.1080/21663831.2023.2297734Arc-based directed energy deposited Inconel 718: role of heat treatments on high-temperature tensile behaviorFrancisco Werley Cipriano Farias0Valdemar Rebelo Duarte1João da Cruz Payão Filho2Norbert Schell3Emad Maawad4Mélanie Bordas-Czaplicki5Fabio Machado Alves da Fonseca6Jonathan Cormier7Telmo Jorge Gomes dos Santos8João Pedro Oliveira9UNIDEMI, Department of Mechanical and Industrial Engineering, NOVA School of Science and Technology, Universidade NOVA de Lisboa, Caparica, PortugalUNIDEMI, Department of Mechanical and Industrial Engineering, NOVA School of Science and Technology, Universidade NOVA de Lisboa, Caparica, PortugalProgram of Metallurgical and Materials Engineering, Federal University of Rio de Janeiro (UFRJ), Rio de Janeiro, BrazilHelmholtz-Zentrum Hereon, Institute of Materials Physics, Geesthacht, GermanyHelmholtz-Zentrum Hereon, Institute of Materials Physics, Geesthacht, GermanyInstitut Pprime, UPR CNRS 3346, Physics and Mechanics of Materials Department, ISAE-ENSMA, Futuroscope, Chasseneuil, FranceInstitut Pprime, UPR CNRS 3346, Physics and Mechanics of Materials Department, ISAE-ENSMA, Futuroscope, Chasseneuil, FranceInstitut Pprime, UPR CNRS 3346, Physics and Mechanics of Materials Department, ISAE-ENSMA, Futuroscope, Chasseneuil, FranceUNIDEMI, Department of Mechanical and Industrial Engineering, NOVA School of Science and Technology, Universidade NOVA de Lisboa, Caparica, PortugalUNIDEMI, Department of Mechanical and Industrial Engineering, NOVA School of Science and Technology, Universidade NOVA de Lisboa, Caparica, PortugalThis study evaluated the effect of dedicated heat treatments (1050°C, 1100°C, 1142°C, and 1185°C/2 h + double-aging) on the uniaxial tensile properties at elevated temperature (650°C) of Inconel® 718 fabricated via arc plasma directed energy deposition. They enabled to meet, for the first time, the AMS 5662 requirements at elevated temperature. Tensile tests exhibited ductile strain–stress curves. The 1100°C/2 h + double-aging showed the best performance (YS0.2%, UTS, and elongation of 967 MPa, 1126 MPa, and 18.7%, respectively). Additionally, vertical specimens evidenced dynamic strain aging, although no brittle-like features were observed.https://www.tandfonline.com/doi/10.1080/21663831.2023.2297734Inconel 718heat treatmenttensile behavior at elevated temperaturecrystallographic texturearc plasma directed energy deposition
spellingShingle Francisco Werley Cipriano Farias
Valdemar Rebelo Duarte
João da Cruz Payão Filho
Norbert Schell
Emad Maawad
Mélanie Bordas-Czaplicki
Fabio Machado Alves da Fonseca
Jonathan Cormier
Telmo Jorge Gomes dos Santos
João Pedro Oliveira
Arc-based directed energy deposited Inconel 718: role of heat treatments on high-temperature tensile behavior
Materials Research Letters
Inconel 718
heat treatment
tensile behavior at elevated temperature
crystallographic texture
arc plasma directed energy deposition
title Arc-based directed energy deposited Inconel 718: role of heat treatments on high-temperature tensile behavior
title_full Arc-based directed energy deposited Inconel 718: role of heat treatments on high-temperature tensile behavior
title_fullStr Arc-based directed energy deposited Inconel 718: role of heat treatments on high-temperature tensile behavior
title_full_unstemmed Arc-based directed energy deposited Inconel 718: role of heat treatments on high-temperature tensile behavior
title_short Arc-based directed energy deposited Inconel 718: role of heat treatments on high-temperature tensile behavior
title_sort arc based directed energy deposited inconel 718 role of heat treatments on high temperature tensile behavior
topic Inconel 718
heat treatment
tensile behavior at elevated temperature
crystallographic texture
arc plasma directed energy deposition
url https://www.tandfonline.com/doi/10.1080/21663831.2023.2297734
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