Dynamic recrystallization during solid state friction stir welding/processing/additive manufacturing: Mechanisms, microstructure evolution, characterization, modeling …
Dynamic recrystallization (DRX), a resultant of severe plastic deformation occurring at
moderately high temperatures, plays a pivotal role in deciding the structural integrity of the …
moderately high temperatures, plays a pivotal role in deciding the structural integrity of the …
Effect of carbon content on the microstructure, tensile properties and cracking susceptibility of IN738 superalloy processed by laser powder bed fusion
W Zhou, Y Tian, Q Tan, S Qiao, H Luo, G Zhu… - Additive …, 2022 - Elsevier
The high cracking susceptibility is the major barrier hindering the broad adoption of additive
manufacturing (AM) in traditional non-weldable superalloys. It is particularly important to …
manufacturing (AM) in traditional non-weldable superalloys. It is particularly important to …
[HTML][HTML] Modelling of additive manufacturability of nickel-based superalloys for laser powder bed fusion
The additive manufacturability of nickel-based superalloys for laser powder bed fusion
(LPBF) technologies is studied by considering the in-process cracking mechanisms. The …
(LPBF) technologies is studied by considering the in-process cracking mechanisms. The …
On the plastic deformation of a CoCrFeNiW-C alloy at elevated temperatures: Part II. Grain boundary sliding and damage mechanisms
To complement the dislocation-driven serration mechanisms studied in Part I, the present
work aims to deepen the fundamental understandings of grain boundary-mediated …
work aims to deepen the fundamental understandings of grain boundary-mediated …
[HTML][HTML] Short-term creep behavior of an additive manufactured non-weldable Nickel-base superalloy evaluated by slow strain rate testing
Additive manufacturing (AM) of high γ′ strengthened Nickel-base superalloys, such as
IN738LC, is of high interest for applications in hot section components for gas turbines. The …
IN738LC, is of high interest for applications in hot section components for gas turbines. The …
Inhibition of cracking by grain boundary modification in a non-weldable nickel-based superalloy processed by laser powder bed fusion
W Zhou, G Zhu, R Wang, C Yang, Y Tian… - Materials Science and …, 2020 - Elsevier
A TiC nanoparticle modified non-weldable nickel-based superalloy Inconel 738LC has been
fabricated via laser powder bed fusion. The formation of refined grains with a larger high …
fabricated via laser powder bed fusion. The formation of refined grains with a larger high …
On the role of boron, carbon and zirconium on hot cracking and creep resistance of an additively manufactured polycrystalline superalloy
We investigate the hot cracking susceptibility and creep resistance of a nickel-based
superalloy with three different contents of boron, carbon and zirconium fabricated by laser …
superalloy with three different contents of boron, carbon and zirconium fabricated by laser …
[HTML][HTML] Superior resistance to high–temperature creep in an additively manufactured precipitation–hardened CrMnFeCoNi high–entropy alloy nanocomposite
A carbon–containing CrMnFeCoNi high–entropy alloy (C–HEA) nanocomposite was
additively manufactured via a laser powder bed fusion (LPBF) process combined with …
additively manufactured via a laser powder bed fusion (LPBF) process combined with …
A comparing study of defect generation in IN738LC superalloy fabricated by laser powder bed fusion: Continuous-wave mode versus pulsed-wave mode
C Guo, Y Zhou, X Li, X Hu, Z Xu, E Dong, Q Zhu… - Journal of Materials …, 2021 - Elsevier
Inconel 738 LC samples were fabricated using laser powder bed fusion under continuous-
wave and pulsed-wave modes. Microstructure, surface quality and mechanical properties …
wave and pulsed-wave modes. Microstructure, surface quality and mechanical properties …
Grain boundary serration in nickel alloy inconel 600: Quantification and mechanisms
The serration of grain boundaries in Inconel 600 caused by heat treatment is studied
systematically. A new method based on Fourier transforms is used to analyse the multiple …
systematically. A new method based on Fourier transforms is used to analyse the multiple …