A review of composition evolution in Ni-based single crystal superalloys

W **a, X Zhao, L Yue, Z Zhang - Journal of Materials Science & Technology, 2020 - Elsevier
Due to the outstanding creep performance, nickel-based single crystal superalloys (Ni-SXs)
are extensively applied in modern aero-engine and industrial gas turbine. Apart from the …

Microstructural evolution and creep mechanisms in Ni-based single crystal superalloys: A review

W **a, X Zhao, L Yue, Z Zhang - Journal of alloys and compounds, 2020 - Elsevier
Nickel-based single crystal superalloys (Ni-SXs) are of great interests in aircraft industry due
to their excellent high temperature creep strength deriving from the rigid gamma/gamma …

Unveiling the Re effect in Ni-based single crystal superalloys

X Wu, SK Makineni, CH Liebscher, G Dehm… - Nature …, 2020 - nature.com
Single crystal Ni-based superalloys have long been an essential material for gas turbines in
aero engines and power plants due to their outstanding high temperature creep, fatigue and …

The precipitation and effect of topologically close-packed phases in Ni-based single crystal superalloys

J Li, J Sun, J Liu, X Sun - Journal of Materials Science & Technology, 2024 - Elsevier
The precipitation of topologically close-packed (TCP) phases is the result of microstructure
instabilities of Ni-based superalloys. This review seeks to comprehensively collate all the …

Misfit and the mechanism of high temperature and low stress creep of Ni-base single crystal superalloys

AB Parsa, D Bürger, TM Pollock, G Eggeler - Acta Materialia, 2024 - Elsevier
The present work proposes a new elementary deformation mechanism which governs high
temperature and low stress creep of single crystal superalloys (SXs), where the misfit …

[HTML][HTML] Yield stress anomaly and creep of single crystal Ni-base superalloys–Role of particle size

AB Parsa, M Sirrenberg, D Bürger, MJ Mills… - Materials Science and …, 2024 - Elsevier
In the present work we subject the single crystal Ni-base superalloy ERBO1 (CMSX 4 type)
to constant strain rate (CSR) and creep testing at temperatures between 1023 and 1223 K …

[HTML][HTML] Exploring the fundamentals of Ni-based superalloy single crystal (SX) alloy design: Chemical composition vs. microstructure

OM Horst, D Adler, P Git, H Wang, J Streitberger… - Materials & Design, 2020 - Elsevier
The present work contributes to a better understanding of the basic assumptions and
principles behind the design of Ni-based single crystal superalloys (SXs). For this purpose …

Double minimum creep of single crystal Ni-base superalloys

X Wu, P Wollgramm, C Somsen, A Dlouhy, A Kostka… - Acta Materialia, 2016 - Elsevier
Low temperature (750° C) and high stress (800 MPa) creep curves of single crystal
superalloy ERBO/1 tensile specimens loaded in the< 001> direction show two creep rate …

TCP phases growth and crack initiation and propagation in nickel-based single crystal superalloys containing Re

Z Zhang, Z Yue - Journal of Alloys and Compounds, 2018 - Elsevier
Based on crystal slip theory, the rafting of γ′ precipitate phases, the atomic diffusion of Re,
the growth mechanism of topologically close-packed (TCP) phases and the microcrack …

The effect of stress, temperature and loading direction on the creep behaviour of Ni-base single crystal superalloy miniature tensile specimens

P Wollgramm, D Bürger, AB Parsa… - Materials at High …, 2016 - Taylor & Francis
In the present work, we use a miniature test procedure to investigate the tensile creep
behaviour of the single crystal superalloy ERBO1. We test precisely oriented [0 0 1],[1 1 0] …