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View article: Convolutional neural networks for additively manufactured hot work steel H11: classification and prediction of mechanical properties
Convolutional neural networks for additively manufactured hot work steel H11: classification and prediction of mechanical properties Open
The production of parts with high strength and consistent quality through metal additive manufacturing is a challenging task. Machine learning methods may help optimize the production process or improve materials. In this work, convolution…
View article: Characterisation of T<sub>1</sub> (Al<sub>2</sub>CuLi) Precipitates in Conventional (2099-T83) and Laser Additive Manufactured (PBF-LB/M, DED-LB/M) Microstructures
Characterisation of T<sub>1</sub> (Al<sub>2</sub>CuLi) Precipitates in Conventional (2099-T83) and Laser Additive Manufactured (PBF-LB/M, DED-LB/M) Microstructures Open
The high strength and lightweight benefits of Al-Cu-Li alloys make them attractive for aerospace applications. The major strength contributing phase is the T 1 (Al 2 CuLi) phase. Although extensive reporting is known on its nucleation beha…
View article: Rapid Alloy Development Using Calphad Simulation and Powder Blends in Direct Energy Deposition
Rapid Alloy Development Using Calphad Simulation and Powder Blends in Direct Energy Deposition Open
The ongoing commercialization of additive manufacturing (AM) has necessitated the need to tailor alloy chemistry as well as exploit AM process particularities such as freedom of design, print geometry and high cooling rates to meet functio…
View article: Material Solutions to Increase the Information Density in Mold-Based Production Systems
Material Solutions to Increase the Information Density in Mold-Based Production Systems Open
Production processes for the manufacturing of technical components are enabled by the availability and use of adequate engineering materials. Within the Internet of Production this work stream is dedicated to developing material and proces…
View article: Preheating Influence on the Precipitation Microstructure, Mechanical and Corrosive Properties of Additively Built Al–Cu–Li Alloy Contrasted with Conventional (T83) Alloy
Preheating Influence on the Precipitation Microstructure, Mechanical and Corrosive Properties of Additively Built Al–Cu–Li Alloy Contrasted with Conventional (T83) Alloy Open
In this paper, the high strength and lightweight Al–Cu–Li alloy (AA2099) is considered in as-built and preheated conditions (440 °C, 460 °C, 480 °C, 500 °C, and 520 °C). The purpose of this study is to investigate the influence of laser po…
View article: Phase-Field Simulation of Microstructure Formation in Gas-Atomized Al–Cu–Li–Mg Powders
Phase-Field Simulation of Microstructure Formation in Gas-Atomized Al–Cu–Li–Mg Powders Open
Al–Cu–Li (2xxx series) powders for additive manufacturing processes are often produced by gas atomization, a rapid solidification process. The microstructural evolution of gas-atomized powder particles during solidification was investigate…
View article: Material Solutions to Increase the Information Density in Mold-Based Production Systems
Material Solutions to Increase the Information Density in Mold-Based Production Systems Open
Production processes for the manufacturing of technical components are enabled by the availability and use of adequate engineering materials. Within the Internet of Production this work stream is dedicated to developing material and proces…
View article: Quantified Approach for Evaluation of Geometry Visibility of Optical-Based Process Monitoring System for Laser Powder Bed Fusion
Quantified Approach for Evaluation of Geometry Visibility of Optical-Based Process Monitoring System for Laser Powder Bed Fusion Open
The long-term sustainability of the Additive Manufacturing (AM) industry not only depends on the ability to produce parts with reproducible quality and properties to a large extent but also on the standardization of the production processe…
View article: A Combination of Alloy Modification and Heat Treatment Strategies toward Enhancing the Properties of LPBF Processed Hot Working Tool Steels (HWTS)
A Combination of Alloy Modification and Heat Treatment Strategies toward Enhancing the Properties of LPBF Processed Hot Working Tool Steels (HWTS) Open
Hot working tool steels (HWTS) are popular for industrial applications such as injection molding tools, and casting dies because of their high wear resistance, fatigue, strength, and toughness properties, even at elevated temperatures. Con…
View article: Characterising the Microstructure of an Additively Built Al-Cu-Li Alloy
Characterising the Microstructure of an Additively Built Al-Cu-Li Alloy Open
Al-Cu-Li alloys are famous for their high strength, ductility and weight-saving properties, and have for many years been the aerospace alloy of choice. Depending on the alloy composition, this multi-phase system may give rise to several ph…
View article: Qualification of a Ni–Cu Alloy for the Laser Powder Bed Fusion Process (LPBF): Its Microstructure and Mechanical Properties
Qualification of a Ni–Cu Alloy for the Laser Powder Bed Fusion Process (LPBF): Its Microstructure and Mechanical Properties Open
As researchers continue to seek the expansion of the material base for additive manufacturing, there is a need to focus attention on the Ni–Cu group of alloys which conventionally has wide industrial applications. In this work, the G-NiCu3…
View article: Comparative investigations into microstructural and mechanical properties of as‐cast and laser powder bed fusion (LPBF) fabricated duplex steel (1.4517)
Comparative investigations into microstructural and mechanical properties of as‐cast and laser powder bed fusion (LPBF) fabricated duplex steel (1.4517) Open
A methodology is presented that compares the microstructural and mechanical properties of as‐cast and additive‐made ferritic‐austenitic duplex steel 1.4517. Microstructure of approximately equal amounts of ferrite and austenite measured in…