[HTML][HTML] The Portevin-Le Chatelier effect in nickel-base superalloys: Origins, consequences and comparison to strain ageing in other alloy systems

BS Rowlands, C Rae, E Galindo-Nava - Progress in Materials Science, 2023 - Elsevier
Abstract Dynamic Strain Ageing (DSA) has reached widespread acceptance since its
proposal in the 1940's as the mechanism behind the Portevin-Le Chatelier effect in ferritic …

Multicomponent Ni-rich high-entropy alloy toughened with irregular-shaped precipitates and serrated grain boundaries

SW Wu, T Yang, BX Cao, JH Luan, YF Jia, L Xu, YK Mu… - Scripta Materialia, 2021 - Elsevier
A novel precipitation-strengthened multicomponent Ni-rich Ni 46.23 Co 23 Cr 10 Fe 5 Al 8.5
Ti 4 W 2 Mo 1 C 0.15 B 0.1 Zr 0.02 (at.%) high-entropy alloy (HEA) was designed with strain …

Mechanical behavior of inconel 625 at elevated temperatures

MM De Oliveira, AA Couto, GFC Almeida, DAP Reis… - Metals, 2019 - mdpi.com
Inconel 625 is a nickel-based alloy that is mainly used in high-temperature applications.
Inconel 625 exhibits an unstable plastic flow at elevated temperatures characterized by …

Dynamic strain aging, deformation and fracture behaviour of the nickel base superalloy Inconel 617

CV Rao, NCS Srinivas, GVS Sastry, V Singh - Materials Science and …, 2019 - Elsevier
Abstract Advanced Ultra Super Critical power plants (AUSC) with intended capabilities of
higher efficiency and less emissions of CO 2 compared with those of conventional power …

Fatigue behaviors of a nickel-based superalloy after hot-corrosion: Experiments and peridynamic simulations

H Wang, H Dong, Z Cai, Y Liu, W Wang - International Journal of Fatigue, 2024 - Elsevier
Superalloys suffer from attack of the hot corrosion, leading to degradation of their fatigue
durability. Previous numerical studies, mostly by the finite element method (FEM), are rare in …

[HTML][HTML] Effect of initial microstructure on the deformation heterogeneities of 316L stainless steels fabricated by selective laser melting processing

AB Kale, J Singh, BK Kim, DI Kim, SH Choi - Journal of Materials Research …, 2020 - Elsevier
The selective laser melting (SLM) is a popular additive manufacturing (AM) technique used
for the fabrication of metal parts. In the present study, two 316L stainless steel specimens …

Al-Co-Cr-Fe-Ni-Ti High Entropy Alloys: A Review of Microstructural and Mechanical Properties at Elevated Temperatures

A Ghasemi, AR Eivani, SM Abbasi, HR Jafarian… - Journal of Alloys and …, 2024 - Elsevier
An overview of the microstructural and mechanical properties of Al-Co-Cr-Fe-Ni-Ti high
entropy alloys (HEAs) at high temperatures is presented. With exceptional properties at high …

Low cycle fatigue, deformation and fracture behaviour of Inconel 617 alloy

CV Rao, NCS Srinivas, GVS Sastry, V Singh - Materials Science and …, 2019 - Elsevier
Inconel 617 alloy is one of the potential materials for high temperature applications such as
steam generator super heater, re-heater parts and intermediate heat exchangers in gas …

Occurrence of dynamic strain aging in Alloy 617M under low cycle fatigue loading

V Shankar, A Kumar, K Mariappan, R Sandhya… - International Journal of …, 2017 - Elsevier
Low cycle fatigue (LCF) behavior of solution annealed Alloy 617M forging is studied at 300,
573, 773 and 973 K using strain amplitudes±0.25,±0.4,±0.6 and±0.8% at a nominal strain …

[HTML][HTML] Microstructural insights into creep of Ni-based alloy 617 at 700° C provided by electron microscopy and modelling

F Riedlsperger, T Wojcik, R Buzolin… - Materials …, 2023 - Elsevier
In this work, microstructural changes during creep of Ni-based alloy 617 at 700° C and 165
MPa have been investigated by electron microscopy, and complementarily modelled …