Strain localisation and failure at twin-boundary complexions in nickel-based superalloys
Abstract Twin boundaries (TBs) in Ni-based superalloys are vulnerable sites for failure in
demanding environments, and a current lack of mechanistic understanding hampers the …
demanding environments, and a current lack of mechanistic understanding hampers the …
Mesoscopic chemical heterogeneities in laser powder bed fused CoCrMo and Ni mixed powders and their effect on the mechanical properties
Microstructural heterogeneity is a feature of common occurrence in alloys additively
manufactured using techniques such as laser powder bed fusion (LPBF). Additionally …
manufactured using techniques such as laser powder bed fusion (LPBF). Additionally …
Dependence of mechanical properties on crystallographic orientation in nickel-based superalloy Hastelloy X fabricated by laser powder bed fusion
In the present study, solid solution strengthened Ni-based superalloy Hastelloy X (HX) parts
were fabricated using the laser powder bed fusion (LPBF) additive manufacturing process …
were fabricated using the laser powder bed fusion (LPBF) additive manufacturing process …
Prediction and Rational Design of Stacking Fault Energy of Austenitic Alloys Based on Interpretable Machine Learning and Chemical Composition
C Liu, H Su - steel research international, 2024 - Wiley Online Library
Accurately predicting the stacking fault energy (SFE), as one of the crucial factors influencing
the material deformation mechanism, is a focal point in research. This study utilizes …
the material deformation mechanism, is a focal point in research. This study utilizes …
Effect of Ultrasonic Nanocrystal Surface Modification on residual stress, microstructure and fatigue behavior of ATI 718Plus alloy
Abstract Ultrasonic Nanocrystal Surface Modification (UNSM) is a mechanical surface
treatment that induces large compressive residual stresses and near-surface microstructural …
treatment that induces large compressive residual stresses and near-surface microstructural …
Enhancing strength–ductility synergy in high-Mn steel by tuning stacking fault energy via precipitation
H Cheng, L Sun, W Li, Y Zhang, Y Cui, D Chen… - Journal of Materials …, 2024 - Elsevier
Deformation-induced twinning or martensitic transformation can improve the work-hardening
capability of alloys with face-centered cubic (FCC) structures and suppress strain …
capability of alloys with face-centered cubic (FCC) structures and suppress strain …
M23C6 precipitation behavior and grain boundary serration in Ni-based Alloy 690
YS Lim, DJ Kim, SS Hwang, HP Kim, SW Kim - Materials characterization, 2014 - Elsevier
A study on the Cr-rich M 23 C 6 precipitation and grain boundary serration in Ni-based Alloy
690 was conducted through various heat treatments. Fine granular carbides and …
690 was conducted through various heat treatments. Fine granular carbides and …
The microstructure and mechanical performance optimization of a new Fe-Ni-based superalloy for Gen IV nuclear reactor: The critical role of Nb alloying strategy
J Wang, X Qin, S Cheng, X Guan, Y Wu… - Materials Characterization, 2023 - Elsevier
The effects of Nb alloying on microstructural evolution and mechanical performance of a
newly developed solid-solution strengthened Fe-Ni-based superalloy, considered as the …
newly developed solid-solution strengthened Fe-Ni-based superalloy, considered as the …
An intermediate temperature creep model for Ni-based superalloys
A mathematical model to predict creep properties of Ni-based superalloys at intermediate
temperature ranges based on microstructure, process and creep condition, and material …
temperature ranges based on microstructure, process and creep condition, and material …
Thermal faceting on the ductility-dip cracking fracture surfaces of nickel-based alloys–Occurrence, characterization, and implications for the cracking mechanism
Ductility-dip cracking (DDC) fracture surfaces containing thermal faceting (TF) are
documented in this study. Research began with the discovery of TF on the DDC fracture …
documented in this study. Research began with the discovery of TF on the DDC fracture …