Powder bed fusion additive manufacturing of Ni-based superalloys: a review of the main microstructural constituents and characterization techniques
Metal additive manufacturing (AM) has unlocked unique opportunities for making complex
Ni-based superalloy parts with reduced material waste, development costs, and production …
Ni-based superalloy parts with reduced material waste, development costs, and production …
[HTML][HTML] High-cycle fatigue induced twinning in CoCrFeNi high-entropy alloy processed by laser powder bed fusion additive manufacturing
Abstract High-cycle fatigue (R= 0.1, room temperature) induced microstructural evolution in
a laser powder bed fusion (L-PBF) additively manufactured quaternary CoCrFeNi high …
a laser powder bed fusion (L-PBF) additively manufactured quaternary CoCrFeNi high …
Solute trapping and non-equilibrium microstructure during rapid solidification of additive manufacturing
Solute transport during rapid and repeated thermal cycle in additive manufacturing (AM)
leading to non-equilibrium, non-uniform microstructure remains to be studied. Here, a fully …
leading to non-equilibrium, non-uniform microstructure remains to be studied. Here, a fully …
Effect of rotation angle on surface morphology, microstructure, and mechanical properties of Inconel 718 alloy fabricated by high power laser powder bed fusion
Q Zhong, K Wei, T Ouyang, X Li, X Zeng - Journal of Materials Science & …, 2023 - Elsevier
Rotation angle of the laser scan direction between two adjacent layers is a key controlling
parameter during the high-power (≥ 1 kW) laser powder bed fusion (HP-LPBF) process …
parameter during the high-power (≥ 1 kW) laser powder bed fusion (HP-LPBF) process …
Microstructural insights into fatigue short crack propagation resistance and rate fluctuation in a Ni-based superalloy manufactured by laser powder bed fusion
J Li, Q Huang, Z Wang, N Zhang, G Chen… - International Journal of …, 2023 - Elsevier
The microstructural sensitivity of fatigue short crack path and its propagation rate in a Ni-
based superalloy GH4169 manufactured by laser powder bed fusion (LPBF) was …
based superalloy GH4169 manufactured by laser powder bed fusion (LPBF) was …
[HTML][HTML] On the detailed morphological and chemical evolution of phases during laser powder bed fusion and common post-processing heat treatments of IN718
IN718 is the most common Ni-based superalloy for manufacturing aircraft engine parts via
thermo-mechanical treatments. The evolution of nanoscale strengthening phases is well …
thermo-mechanical treatments. The evolution of nanoscale strengthening phases is well …
High power laser powder bed fusion of Inconel 718 alloy: effect of laser focus shift on formability, microstructure and mechanical properties
Q Zhong, K Wei, Z Lu, X Yue, T Ouyang… - Journal of Materials …, 2023 - Elsevier
In this study, a 1 kW high-power laser powder bed fusion (HP-LPBF) equipment was
employed for the additive manufacturing of Inconel 718 (IN718) alloy, and the effects of laser …
employed for the additive manufacturing of Inconel 718 (IN718) alloy, and the effects of laser …
Crystal plasticity quantification of anisotropic tensile and fatigue properties in laser powder bed fused Inconel 718 superalloy
M Toursangsaraki, D Du, H Wang, A Dong - Additive Manufacturing, 2024 - Elsevier
The high thermal gradients during the laser powder bed fusion (LPBF) process induce an
inhomogeneous microstructure with anisotropic mechanical properties. This study …
inhomogeneous microstructure with anisotropic mechanical properties. This study …
[HTML][HTML] Plastic inhomogeneity and crack initiation in hybrid wrought-additively manufactured Inconel 718
Directed energy deposition (DED) holds great promise for repair applications involving site-
specific deposition that creates hybrid components. However, it has been reported that …
specific deposition that creates hybrid components. However, it has been reported that …
Meta-analysis of literature data in metal additive manufacturing: What can we (and the machine) learn from reported data?
Obtaining in-depth understanding of the relationships between the additive manufacturing
(AM) process, microstructure and mechanical properties is crucial to overcome barriers in …
(AM) process, microstructure and mechanical properties is crucial to overcome barriers in …