Defects and anomalies in powder bed fusion metal additive manufacturing
Metal additive manufacturing is a disruptive technology that is revolutionizing the
manufacturing industry. Despite its unrivaled capability for directly fabricating metal parts …
manufacturing industry. Despite its unrivaled capability for directly fabricating metal parts …
An overview of residual stresses in metal powder bed fusion
Metal additive manufacturing (AM) has garnered tremendous research and industrial
interest in recent years; in the field, powder bed fusion (PBF) processing is the most common …
interest in recent years; in the field, powder bed fusion (PBF) processing is the most common …
[HTML][HTML] Additive manufactured high entropy alloys: A review of the microstructure and properties
High entropy alloys (HEAs) are promising multi-component alloys with unique combination
of novel microstructures and excellent properties. However, there are still certain limitations …
of novel microstructures and excellent properties. However, there are still certain limitations …
Process optimization of complex geometries using feed forward control for laser powder bed fusion additive manufacturing
Additive manufacturing (AM) enables the fabrication of complex designs that are difficult to
create by other means. Metal parts manufactured by laser powder bed fusion (LPBF) can …
create by other means. Metal parts manufactured by laser powder bed fusion (LPBF) can …
Evaluation of a thermomechanical model for prediction of residual stress during laser powder bed fusion of Ti-6Al-4V
The build-up of residual stresses in a part during laser powder bed fusion provides a
significant limitation to the adoption of this process. These residuals stresses may cause a …
significant limitation to the adoption of this process. These residuals stresses may cause a …
Pitting corrosion in 316L stainless steel fabricated by laser powder bed fusion additive manufacturing: a review and perspective
Abstract 316L stainless steel (316L SS) is a flagship material for structural applications in
corrosive environments, having been extensively studied for decades for its favorable …
corrosive environments, having been extensively studied for decades for its favorable …
Part geometry and conduction-based laser power control for powder bed fusion additive manufacturing
Laser powder bed fusion (LPBF) uses a focused, high power laser to repeatedly scan
geometric patterns on thin layers of metal powder, which build up to a final, solid three …
geometric patterns on thin layers of metal powder, which build up to a final, solid three …
Effect of the scanning strategy on the formation of residual stresses in additively manufactured Ti-6Al-4V
During the laser-powder bed fusion (L-PBF) process, high laser intensities, short interaction
times and highly localized heat input drive large thermal gradients that result in a state of …
times and highly localized heat input drive large thermal gradients that result in a state of …
Combination of annealing and laser shock peening for tailoring microstructure and mechanical properties of laser directed energy deposited CrMnFeCoNi high …
Z Tong, W Wan, H Liu, W Zhou, YX Ye, X Ren - Additive Manufacturing, 2023 - Elsevier
In this study, a post-treatment method combining annealing and laser shock peening (LSP)
is used to tailor the microstructure and mechanical properties of CrMnFeCoNi high-entropy …
is used to tailor the microstructure and mechanical properties of CrMnFeCoNi high-entropy …
Structural representation of additively manufactured 316L austenitic stainless steel
Three 316L stainless steel materials are studied and reported upon; wrought, as-built
additively manufactured (AM), and heat-treated AM material. The AM material was produced …
additively manufactured (AM), and heat-treated AM material. The AM material was produced …