Results 11 to 20 of about 2,739,050 (267)

Microstructure and Hardness of Ti-6242 Alloy Fabricated by Electron Beam Powder Bed Fusion and Laser Powder Bed Fusion Methods [PDF]

open access: yesJournal of Advanced Materials in Engineering
Introduction and Objectives: Ti-6Al-2Sn-4Zr-2Mo (Ti6242) alloy is a near-alpha titanium alloy widely used in biomedical, automobile, and aviation industries, known for having a high service temperature.
Amir Hossein Emami Ghalehghasemi   +4 more
doaj   +3 more sources

Selective Laser Sintering of a Stainless Steel Powder [PDF]

open access: yes, 2003
The research presented in this thesis was part of a larger collaborated project (LastForm Programme) to research engineering solutions for the rapid manufacture of large scale (0.5m – 5.0m in length) low, medium and high temperature tooling (from room ...
Hauser, Carl
core   +6 more sources

Direct selective laser sintering of aluminium alloy powders [PDF]

open access: yes, 2008
The SLS/SLM of aluminium powder had been investigated by studying the effect of powder properties and laser processing parameters on the microstructures and properties of both single layer and multiple layer builds. On the basis of experimental evidence,
Olakanmi, Eyitayo Olatunde
core   +7 more sources

Effect of dual-laser powder bed fusion on surface quality, internal defects and properties of 316L stainless steel

open access: yesJournal of Materials Research and Technology, 2023
Dual-laser powder bed fusion has excellent potential in the preparation of high-performance components due to its ability to suppress defects and control properties during the formation.
Zibin Liu   +5 more
doaj   +1 more source

Effect of atmospheric-controlled induction-heating fine particle peening on wear resistance and fatigue properties of maraging steel fabricated by laser powder-bed fusion

open access: yesJournal of Materials Research and Technology, 2022
Maraging steel components fabricated by laser powder-bed fusion, which is a technique of additive manufacturing, are expected to be used widely because of their high strength, hardness and toughness.
Shogo Takesue   +5 more
doaj   +1 more source

Aging mechanism of polyetheretherketone powder during layer-wise infrared radiation of high-temperature laser powder bed fusion

open access: yesMaterials & Design, 2022
Variations of the properties of virgin and recycled powders are still important challenges in high-temperature laser powder bed fusion, which directly affect the processing parameters and the ultimate quality of the product.
Peng Chen   +10 more
doaj   +1 more source

Strengthening control in laser powder bed fusion of austenitic stainless steels via grain boundary engineering

open access: yesMaterials & Design, 2021
A new approach to modelling the microstructure evolution and yield strength in laser powder bed fusion components is introduced. Restoration mechanisms such as discontinuous dynamic recrystallization, continuous dynamic recrystallization, and dynamic ...
Hossein Eskandari Sabzi   +5 more
doaj   +1 more source

Spreadability of Metal Powders for Laser-Powder Bed Fusion via Simple Image Processing Steps [PDF]

open access: yes, 2021
This paper investigates the spreadability of the spherical CoCrWMo powder for Laser- Powder Bed Fusion (PBF-LB) by using image processing algorithms coded in MATLAB.
Beyza, Hasdemir, Cekdar, Vakifahmetoglu
core   +1 more source

Effect of Powder Bed Fusion Laser Sintering on Dimensional Accuracy and Tensile Properties of Reused Polyamide 11 [PDF]

open access: yes, 2023
Polyamide 11 (PA11) is a plant-based nylon made from castor beans. Powder bed fusion laser sintering (PBF-LS) is an additive manufacturing process used for PA11 which allows for the reuse of the unsintered powder.
Paul Wood   +9 more
core   +1 more source

Optimising surface roughness and density in titanium fabrication via laser powder bed fusion [PDF]

open access: yes, 2023
The Ti6Al4V alloy has many advantages, such as being lightweight, formal, and resistant to corrosion. This makes it highly desirable for various applications, especially in the aerospace industry. Laser Powder Bed Fusion (LPBF) is a technique that allows
El-Sayed, M.   +6 more
core   +1 more source

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