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Filtering by: Journal Additive Manufacturing Publisher Elsevier BV Resource type Article

Effects of time per layer and part geometry on thermal history and microcracking in the fabrication of nickel superalloy samples by laser powder bed fusion

Description/Abstract:

In this work, the purpose of the current study is to understand the effects of time per layer and part geometry on microcracking behavior...

Keyword:

Constricted geometry, Inconel 738 LC, Laser powder bed fusion, Microcracking, Thermal analysis, and Time per layer

Resource Type:

Article

Author:

Masahiro Kusano, Yusuke Takata, Atsushi Yumoto, and Makoto Watanabe

Journal:

Additive Manufacturing

Date Uploaded:

10/04/2024
Solute segregation in a rapidly solidified Hastelloy-X Ni-based superalloy during laser powder bed fusion investigated by phase-field and computational thermal-fluid dynamics simulations

Description/Abstract:

Solute segregation significantly affects material properties and is a critical issue in the laser powder-bed fusion (LPBF) additive manuf...

Keyword:

Computational thermal-fluid dynamics simulation, Hastelloy-X nickel-based superalloy, Laser powder-bed fusion, Phase-field method, and Solute element segregation

Resource Type:

Article

Author:

Masayuki Okugawa, Kenji Saito, Haruki Yoshima, Katsuhiko Sawaizumi, Sukeharu Nomoto, Makoto Watanabe, Takayoshi Nakano, and Yuichiro Koizumi

Journal:

Additive Manufacturing

Date Uploaded:

02/04/2024