Creep Behavior of Compact γ′-γ″ Coprecipitation Strengthened IN718-Variant Superalloy
Abstract
:1. Introduction
2. Materials and Methods
2.1. Processing and Heat Treatments
2.2. Metallographic Preparation and SEM
2.3. STEM-EDS
2.4. Fabrication of Creep Samples and Creep Testing
3. Results
3.1. Aged Microstructural Characterization
3.2. Creep Tests
3.3. Analysis of Creep-Deformed Microstructures
4. Discussion
5. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
Appendix A
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Alloy Name (at.%) | Ni | Cr | Fe | Al | Ti | Nb | Mo | C |
---|---|---|---|---|---|---|---|---|
718 | 51.9 | 21.2 | 19.6 | 1.1 | 1.1 | 3.2 | 1.8 | 0.1 |
718-27 | 51.8 | 20.7 | 19.5 | 2.3 | 1.1 | 2.7 | 1.8 | 0.1 |
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Mukhopadhyay, S.; Sriram, H.; Zenk, C.H.; DiDomizio, R.; Detor, A.J.; Hayes, R.W.; Viswanathan, G.B.; Wang, Y.; Mills, M.J. Creep Behavior of Compact γ′-γ″ Coprecipitation Strengthened IN718-Variant Superalloy. Metals 2021, 11, 1897. https://doi.org/10.3390/met11121897
Mukhopadhyay S, Sriram H, Zenk CH, DiDomizio R, Detor AJ, Hayes RW, Viswanathan GB, Wang Y, Mills MJ. Creep Behavior of Compact γ′-γ″ Coprecipitation Strengthened IN718-Variant Superalloy. Metals. 2021; 11(12):1897. https://doi.org/10.3390/met11121897
Chicago/Turabian StyleMukhopadhyay, Semanti, Hariharan Sriram, Christopher H. Zenk, Richard DiDomizio, Andrew J. Detor, Robert W. Hayes, Gopal B. Viswanathan, Yunzhi Wang, and Michael J. Mills. 2021. "Creep Behavior of Compact γ′-γ″ Coprecipitation Strengthened IN718-Variant Superalloy" Metals 11, no. 12: 1897. https://doi.org/10.3390/met11121897