Residual stress and its role in failure

PJ Withers - Reports on progress in physics, 2007 - iopscience.iop.org
Our safety, comfort and peace of mind are heavily dependent upon our capability to prevent,
predict or postpone the failure of components and structures on the basis of sound physical …

[HTML][HTML] On the strengthening and embrittlement mechanisms of an additively manufactured Nickel-base superalloy

J Xu, H Gruber, R Boyd, S Jiang, RL Peng, JJ Moverare - Materialia, 2020 - Elsevier
The γ′ phase strengthened Nickel-base superalloy is one of the most significant dual-
phase alloy systems for high-temperature engineering applications. The tensile properties of …

Effect of Ti/Nb/Ta addition on the γ/γ'coherent microstructure in low-density and high-strength Co-Al-W-Mo-based superalloys

J Li, J Zhang, Z Li, Q Wang, C Dong, F Xu, L Sun… - Journal of Materials …, 2024 - Elsevier
Coherent precipitation of cuboidal γ'-Co 3 (Al, W) nanoparticles in face-centered-cubic
(FCC)-γ matrix is of great significance for improving high-temperature mechanical properties …

Effects of Cr on the properties of multicomponent cobalt-based superalloys with ultra high γ'volume fraction

DW Chung, JP Toinin, EA Lass, DN Seidman… - Journal of Alloys and …, 2020 - Elsevier
Chromium is known to confer oxidation resistance on Co-based superalloys. Herein we
studied the influence of Cr concentration on the properties of a Co-based superalloy, Co …

Development of γ phase stacking faults during high temperature creep of Ru-containing single crystal superalloys

S Ma, L Carroll, TM Pollock - Acta materialia, 2007 - Elsevier
An unusual deformation mode involving the formation of intrinsic stacking faults in the γ
matrix of experimental Ru-containing γ–γ′ superalloys with high Co and Re contents …

Microstructure-dependent deformation behaviour of a low γ′ volume fraction Ni-base superalloy studied by in-situ neutron diffraction

NR Jaladurgam, H Li, J Kelleher, C Persson, A Steuwer… - Acta Materialia, 2020 - Elsevier
Ni-base superalloys are critical materials for numerous demanding applications in the
energy and aerospace sectors. Their complex chemistry and microstructure require detailed …

Dependence on temperature of compression behavior and deformation mechanisms of nickel-based single crystal CMSX-4

H Zhang, Q Wang, X Gong, T Wang, W Zhang… - Journal of alloys and …, 2021 - Elsevier
The compression behavior under a temperature range from room temperature to 1100° C
were conducted on the single crystal superalloys CMSX-4. The objective of this study is to …

Deformation mechanisms in a precipitation-strengthened ferritic superalloy revealed by in situ neutron diffraction studies at elevated temperatures

S Huang, Y Gao, K An, L Zheng, W Wu, Z Teng… - Acta Materialia, 2015 - Elsevier
Abstract The ferritic superalloy Fe–10Ni–6.5 Al–10Cr–3.4 Mo strengthened by ordered (Ni,
Fe) Al B2-type precipitates is a candidate material for ultra-supercritical steam turbine …

New insights into the optimisation of the solution heat treatment process and properties of CMSX-4 superalloys

Y Song, J Fan, J Li, H Yang, R Yuan, J Yu, X Ma… - Materials Science and …, 2024 - Elsevier
For nickel-based single-crystal superalloys, simultaneously reducing the segregation and
optimising the microstructure is a primary challenge in the field of heat treatment. To further …

Precipitation processes in the Beta-Titanium alloy Ti–5Al–5Mo–5V–3Cr

J Coakley, VA Vorontsov, NG Jones, A Radecka… - Journal of Alloys and …, 2015 - Elsevier
Abstract Precipitate evolution in Ti–5Al–5Mo–5V–3Cr–0.3 Fe wt.%(Ti-5553) has been
studied in-situ by small angle neutron scattering (SANS) during a two step ageing heat …