Abstract
This paper reviews currently available information on the processing and understanding of Alloy 718 fabricated through powder bed additive manufacturing processes, specifically selective laser melting, electron beam melting, and binder jet additive manufacturing. In each instance, the microstructures formed exhibit attributes unique to the process used. Through post-processing, these materials are capable of achieving property behaviors similar to that of the long utilized wrought material. While AM processes are complex, computational modeling has been successfully applied to capture the heat and mass transfer, microstructure evolution, and constitutive response of the material.
Original language | English |
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Title of host publication | Proceedings of the 9th International Symposium on Superalloy 718 and Derivatives |
Subtitle of host publication | Energy, Aerospace, and Industrial Applications |
Editors | Chantal Sudbrack, Eric Ott, Xingbo Liu, Kevin Bockenstedt, Daisuke Nagahama, Joel Andersson, Karl Heck, Max Kaplan, Ian Dempster, Paul Jablonski, Zhongnan Bi, Jon Groh |
Publisher | Springer International Publishing |
Pages | 69-88 |
Number of pages | 20 |
ISBN (Electronic) | 9783319894799 |
DOIs | |
State | Published - 2018 |
Event | 9th International Symposium on Superalloy 718 and Derivatives: Energy, Aerospace, and Industrial Applications - Pittsburgh, United States Duration: Jun 3 2018 → Jun 6 2018 |
Publication series
Name | Minerals, Metals and Materials Series |
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Volume | 2018-June |
ISSN (Print) | 2367-1181 |
ISSN (Electronic) | 2367-1696 |
Conference
Conference | 9th International Symposium on Superalloy 718 and Derivatives: Energy, Aerospace, and Industrial Applications |
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Country/Territory | United States |
City | Pittsburgh |
Period | 06/3/18 → 06/6/18 |
Funding
Notice of Copyright This manuscript has been authored by UT-Battelle, LLC under Contract No. DE-AC05-00OR22725 with the U.S. Department of Energy. The United States Government retains and the publisher, by accepting the article for publication, acknowledges that the United States Government retains a non-exclusive, paid-up, irrevocable, world-wide license to publish or reproduce the published form of this manuscript, or allow others to do so, for United States Government purposes. The Department of Energy will provide public access to these results of federally sponsored research in accordance with the DOE Public Access Plan (http:// energy.gov/downloads/doe-public-access-plan).
Keywords
- Additive manufacturing
- Alloy 718
- Creep
- Fatigue
- Superalloy
- Tensile behavior