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 …
[HTML][HTML] Surface integrity in metal machining-Part I: Fundamentals of surface characteristics and formation mechanisms
The surface integrity of machined metal components is critical to their in-service functionality,
longevity and overall performance. Surface defects induced by machining operations vary …
longevity and overall performance. Surface defects induced by machining operations vary …
Machine learning–aided real-time detection of keyhole pore generation in laser powder bed fusion
Porosity defects are currently a major factor that hinders the widespread adoption of laser-
based metal additive manufacturing technologies. One common porosity occurs when an …
based metal additive manufacturing technologies. One common porosity occurs when an …
[HTML][HTML] Mechanistic models for additive manufacturing of metallic components
Additive manufacturing (AM), also known as 3D printing, is gaining wide acceptance in
diverse industries for the manufacturing of metallic components. The microstructure and …
diverse industries for the manufacturing of metallic components. The microstructure and …
[HTML][HTML] Metal vaporization and its influence during laser powder bed fusion process
Laser powder bed fusion (LPBF) is a key metal additive manufacturing process and has
attracted increasing attention both in academia and industry. An essential physical issue …
attracted increasing attention both in academia and industry. An essential physical issue …
[HTML][HTML] Keyhole-induced porosities in Laser-based Powder Bed Fusion (L-PBF) of Ti6Al4V: High-fidelity modelling and experimental validation
Metal additive manufacturing, despite of offering unique capabilities eg unlimited design
freedom, short manufacturing time, etc., suffers from raft of intrinsic defects. Porosity is of the …
freedom, short manufacturing time, etc., suffers from raft of intrinsic defects. Porosity is of the …
Laser melting modes in metal powder bed fusion additive manufacturing
In the laser powder bed fusion additive manufacturing of metals, extreme thermal conditions
create many highly dynamic physical phenomena, such as vaporization and recoil …
create many highly dynamic physical phenomena, such as vaporization and recoil …
Additive manufacturing of titanium alloys by electron beam melting: a review
Electron beam melting (EBM), as one of metal additive manufacturing technologies, is
considered to be an innovative industrial production technology. Based on the layer‐wise …
considered to be an innovative industrial production technology. Based on the layer‐wise …
Simulation of melt pool behaviour during additive manufacturing: Underlying physics and progress
Reliable computational models of metal additive manufacturing will assist in optimising part
quality, and are likely to play a role in component qualification. A key component of these …
quality, and are likely to play a role in component qualification. A key component of these …
Microstructure, defects and mechanical behavior of beta-type titanium porous structures manufactured by electron beam melting and selective laser melting
YJ Liu, SJ Li, HL Wang, WT Hou, YL Hao, R Yang… - Acta materialia, 2016 - Elsevier
This study investigates the differences in the microstructure, defects and mechanical
behavior of porous structures from a β-type Ti single bond24Nbsingle bond4Zrsingle bond …
behavior of porous structures from a β-type Ti single bond24Nbsingle bond4Zrsingle bond …