Low-density, high-temperature Co base superalloys
SK Makineni, MP Singh… - Annual Review of …, 2021 - annualreviews.org
Co base superalloys strengthened by coherent L12 ordered γ′ precipitate in a disordered
face-centered cubic γ matrix represent a new opportunity for high-temperature alloy …
face-centered cubic γ matrix represent a new opportunity for high-temperature alloy …
Accelerated prediction of Vickers hardness of Co-and Ni-based superalloys from microstructure and composition using advanced image processing techniques and …
Superalloys constitute an important class of materials that are heavily employed in turbines
of aircraft engines and power plants. Vickers hardness is an important mechanical property …
of aircraft engines and power plants. Vickers hardness is an important mechanical property …
On the effect of Re addition on microstructural evolution of a CoNi-based superalloy
In this study, the effect of rhenium (Re) addition on microstructural evolution of a new low-
density Co-Ni-Al-Mo-Nb based superalloy is presented. Addition of Re significantly …
density Co-Ni-Al-Mo-Nb based superalloy is presented. Addition of Re significantly …
[HTML][HTML] Early stages of high-temperature oxidation of Ni-and Co-base model superalloys: A comparative study using rapid thermal annealing and advanced electron …
D Kubacka, M Weiser, E Spiecker - Corrosion Science, 2021 - Elsevier
A novel approach based on rapid thermal annealing and advanced electron microscopy is
used to elucidate the differences in early stages of high-temperature oxidation of Ni-and Co …
used to elucidate the differences in early stages of high-temperature oxidation of Ni-and Co …
Thermophysical and mechanical properties of advanced single crystalline Co-base superalloys
A set of advanced single crystalline γ′ strengthened Co-base superalloys with at least nine
alloying elements (Co, Ni, Al, W, Ti, Ta, Cr, Si, Hf, Re) has been developed and investigated …
alloying elements (Co, Ni, Al, W, Ti, Ta, Cr, Si, Hf, Re) has been developed and investigated …
A two-stage predicting model for γ′ solvus temperature of L12-strengthened Co-base superalloys based on machine learning
J Yu, S Guo, Y Chen, J Han, Y Lu, Q Jiang, C Wang… - Intermetallics, 2019 - Elsevier
As one of the candidate materials of the next generation aircraft engines, L1 2-strengthened
Co-base superalloys have drawn lots of attentions. However, Co-base superalloys have …
Co-base superalloys have drawn lots of attentions. However, Co-base superalloys have …
Microstructure and mechanical properties of L12-strengthened Co–Ni–Fe-based superalloys
The effect of partial Fe substitution for Ni on microstructure, lattice misfit, oxidation, creep,
and yield strength are investigated for six W-free cobalt-based superalloys with …
and yield strength are investigated for six W-free cobalt-based superalloys with …
[HTML][HTML] Effect of microsegregation and heat treatment on localised γ and γ'compositions in single crystal Ni-based superalloys
VCI Strutt, BM Jenkins, JM Woolrich, M Appleton… - Journal of Alloys and …, 2023 - Elsevier
The present work investigates the impact of residual segregation on the underlying
microstructure of a 3rd generation single crystal, nickel-based superalloy to understand …
microstructure of a 3rd generation single crystal, nickel-based superalloy to understand …
Development of new γ′-strengthened Co-based superalloys with low mass density, high solvus temperature and high temperature strength
In this work we report new γ′ strengthened cobalt base superalloys that have low mass
densities in the range of~ 8.3–8.5 gm/cm 3, high solvus up to~ 1128° C and high specific …
densities in the range of~ 8.3–8.5 gm/cm 3, high solvus up to~ 1128° C and high specific …
Effects of Ni and Cr additions on γ+ γ'microstructure and mechanical properties of W-free Co–Al–V–Nb–Ta-based superalloys
The effect of Ni and Cr additions on microstructure, lattice misfit, oxidation, and creep
properties are investigated for six W-and Mo-free cobalt-based superalloys with …
properties are investigated for six W-and Mo-free cobalt-based superalloys with …