[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 …
Towards an alloy design strategy by tuning liquid local ordering: what solidification of an Al-alloy designed for laser powder bed fusion teaches us
High-strength aluminium alloys from the 2XXX, 6XXX, and 7XXX series suffer from severe
hot cracking issues during 3D printing. Thus, there is a need to design new alloys with an …
hot cracking issues during 3D printing. Thus, there is a need to design new alloys with an …
[HTML][HTML] Influence of grain boundary precipitation and segregation on cracking of cast and wrought superalloys containing B and Zr
F Theska, R Buerstmayr, H Liu, M Lison-Pick… - Materials …, 2022 - Elsevier
Improving the hot workability of cast and wrought Ni-base superalloys is complex due to
grain boundary cracking. Mitigation approaches focus on grain boundary active …
grain boundary cracking. Mitigation approaches focus on grain boundary active …
[HTML][HTML] A new class of alumina-forming superalloy for 3D printing
JN Ghoussoub, P Klupś, WJB Dick-Cleland… - Additive …, 2022 - Elsevier
A new class of crack-resistant nickel-based superalloy containing high γ′ fraction is studied
for the laser-powder bed fusion (L-PBF) process. The effects of the (Nb+ Ta)/Al ratio is …
for the laser-powder bed fusion (L-PBF) process. The effects of the (Nb+ Ta)/Al ratio is …
Effect of Zr on microstructure and hot cracking susceptibility of ZGH451 superalloy fabricated by direct energy deposition
P Wang, W Song, S Yang, J Yang, J Liang, J Li… - Journal of Alloys and …, 2023 - Elsevier
Four groups of newly developed Ni-based superalloy samples with different Zr contents
were manufactured by Direct energy deposition (DED). This study focuses on the influence …
were manufactured by Direct energy deposition (DED). This study focuses on the influence …
[HTML][HTML] On the role of Zr and B addition on solidification cracking of IN738LC produced by laser powder bed fusion
The demand for manufacturing increasingly complex geometries for high temperature
applications drives the increasing interest into additive manufacturing of nickel-based …
applications drives the increasing interest into additive manufacturing of nickel-based …
[HTML][HTML] Interphase boundary segregation in IN738 manufactured via electron-beam powder bed fusion
Electron-beam powder bed fusion (EPBF) has been demonstrated to enable crack-free
additive manufacturing of the traditionally non-weldable IN738 Ni-based superalloy. This is …
additive manufacturing of the traditionally non-weldable IN738 Ni-based superalloy. This is …
Interplay between solidification microsegregation and complex precipitation in a γ/γ'cobalt-based superalloy elaborated by directed energy deposition
This study examines the segregations and the precipitation appearing during the
solidification path of a Co-Ni-Al-W-Ta-Ti-Cr γ/γ'cobalt-based superalloy processed by …
solidification path of a Co-Ni-Al-W-Ta-Ti-Cr γ/γ'cobalt-based superalloy processed by …
The role of the strengthening phases on the HAZ liquation cracking in a cast Ni-based superalloy used in industrial gas turbines
This work presents the influence of microstructural constituents on liquation crack formation
in the cast Ni-based superalloy, René 108. The investigation was divided into three parts …
in the cast Ni-based superalloy, René 108. The investigation was divided into three parts …
The microstructural evolution of CM247LC manufactured through laser powder bed fusion
JFS Markanday, KA Christofidou, JR Miller… - … Materials Transactions A, 2023 - Springer
Numerous challenges persist with the additive manufacturing of high γ′ containing Ni-
based superalloys such as CM247LC. Currently, significant cracking occurs during …
based superalloys such as CM247LC. Currently, significant cracking occurs during …