Defects and anomalies in powder bed fusion metal additive manufacturing

A Mostafaei, C Zhao, Y He, SR Ghiaasiaan… - Current Opinion in Solid …, 2022‏ - Elsevier
Metal additive manufacturing is a disruptive technology that is revolutionizing the
manufacturing industry. Despite its unrivaled capability for directly fabricating metal parts …

Additive manufacturing of metallic components–process, structure and properties

T DebRoy, HL Wei, JS Zuback, T Mukherjee… - Progress in materials …, 2018‏ - Elsevier
Since its inception, significant progress has been made in understanding additive
manufacturing (AM) processes and the structure and properties of the fabricated metallic …

Defect structure process maps for laser powder bed fusion additive manufacturing

JV Gordon, SP Narra, RW Cunningham, H Liu… - Additive …, 2020‏ - Elsevier
Accurate detection, characterization, and prediction of defects has great potential for
immediate impact in the production of fully-dense and defect free metal additive …

[HTML][HTML] Challenges in additive manufacturing of high-strength aluminium alloys and current developments in hybrid additive manufacturing

SC Altıparmak, VA Yardley, Z Shi, J Lin - International Journal of …, 2021‏ - Elsevier
Additive Manufacturing (AM) processes, also known as 3D printing, enable geometrically
complex parts to be produced layer by layer on the basis of three-dimensional (3D) data …

Influence of re-melting on surface roughness and porosity of AlSi10Mg parts fabricated by selective laser melting

W Yu, SL Sing, CK Chua, X Tian - Journal of Alloys and Compounds, 2019‏ - Elsevier
Re-melting strategies with same and opposite directions to the first scanning routine were
performed in AlSi10Mg parts by selective laser melting (SLM) technology. Surface …

Analyzing the effects of powder and post-processing on porosity and properties of electron beam melted Ti-6Al-4V

R Cunningham, A Nicolas, J Madsen… - Materials Research …, 2017‏ - Taylor & Francis
Metal additive manufacturing techniques such as the powder-bed systems are develo**
as a novel method for producing complex components. This study uses synchrotron-based X …

Effect of processing parameters on the densification of an additively manufactured 2024 Al alloy

Q Tan, Y Liu, Z Fan, J Zhang, Y Yin… - Journal of Materials …, 2020‏ - Elsevier
Understanding the densification behaviours and formation mechanisms of defects are
essential to fabricate high quality and high strength aluminium components using selective …

Additive manufacturing of AISI 316L stainless steel: a review

D D'Andrea - Metals, 2023‏ - mdpi.com
Additive manufacturing (AM) represents the present and the future of manufacturing
production, thanks to a new design paradigm that allows the customization of components …

[HTML][HTML] Additive manufacturing of FeCrAl alloys for nuclear applications-A focused review

S Palaniappan, SS Joshi, S Sharma… - Nuclear Materials and …, 2024‏ - Elsevier
FeCrAl alloys exhibit outstanding high-temperature oxidation resistance and impressive
mechanical strength, rendering them as forefront materials with broad applicability across …

Improved high cycle fatigue performance of additively manufactured 17-4 PH stainless steel via in-process refining micro-/defect-structure

PD Nezhadfar, K Anderson-Wedge, SR Daniewicz… - Additive …, 2020‏ - Elsevier
The usage of an appropriate shield gas for laser beam powder bed fusion (LB-PBF) of the
popular 17− 4 precipitation hardened (PH) stainless steel (SS) has long been debated in the …