...Xueping Ding; Qi Zhang Purpose This study aims to compare and study the differences in corrosion resistance and microstructure for a Ti6Al4V sample fabricated by wire-feed laser vacuum additive manufacturing ( AM ) and the wrought Ti6Al4V alloy. Design/methodology/approach An electrochemical...

... This study used FSAM to reinforce AA 7075 aluminium sheets with varying weight percentages of ZrO₂ and graphene (Gr). A high-speed steel (HSS) tool with a triangular pin integrated the reinforcements into the aluminium matrix. Microstructural analysis confirmed uniform dispersal...

... triangular pin tools that enhance ZrO₂ and Gr particle distribution in the stirred zone and then enhance the mechanical and microstructural characteristics of the materials. AA 7075/ZrO₂/Gr composite FSAM Microstructure Mechanical properties Fractography The automotive...

...Deniz Aktürk; Muhammed Taha Yildiz; Emre Yurtkuran; Nazim Babacan Purpose The primary goal of this research is to explore the microstructural characteristics and fatigue properties of dental metallic structures produced from Co-Cr-Mo, Co-Cr-Mo-W and Co-Cr-W alloys using selective laser melting...

... at providing a comprehensive description of the material development throughout the multiple manufacturing stages and treatments. Design/methodology/approach In this work, insight into the as-sintered 17-4PH microstructure and the manufacturing process effects on the copper precipitation is provided...

... backscatter diffraction results confirmed the presence of more grain boundaries and highly textured surfaces in lower heat samples, which improves mechanical properties. Originality/value The effect of process parameters on the microstructural features and mechanical properties along with bead...

... [as shown in Figure 2(b) ] with a TS 55 FEBQ rotative steel plate saw from Festool (Germany). Figure 3 presents the photo of the additively manufactured and cut PLA/flax composite for tensile test. This hybrid additive/subtractive preparation avoids the edge effect and the microstructure variability from...

...Michèle Bréhier; Daniel Weisz-Patrault; Christophe Tournier Purpose This paper aims to focus on laser metal powder-directed energy deposition, which is used to repair parts or manufacture high-performance components. Fine and equiaxed microstructures are often targeted because of their homogeneous...

...Aman Dwivedi; Manoj Kumar Khurana; Y.G. Bala; S.B. Mishra Purpose This study aims to better understand the influence of various post-treatments on the microstructure and mechanical properties of additively manufactured parts for critical applications. Design/methodology/approach In this study...

... also verify that the program can meet the needs of multimaterial sand mold additive manufacturing. Multimaterial sand mold Interlayer heating Mesoscale structure Microstructure Figure 3 Normal and tangential forces on silica sand particles at different sand spreading speeds...

..., microstructure and hardness of TC4 single track deposits formed by Joule heat melting wire AM were investigated by various characterization methods. Findings The melting width and melting penetration decreased with the increase of printing speeds. There is no obvious change in single track morphology...

.... The purpose of this paper is to understand the similarities and differences in the microstructures and properties of PBF-LB and HPDC alloys. Design/methodology/approach PBF-LB AlSi10Mg and HPDC AlSi10Mn plates with different thicknesses were manufactured. Iso-thermal heat treatment was conducted on PBF-LB...

... powder bed fusion (LPBF) has been widely used as one of the most essential additive manufacturing techniques. The purpose of this article is to focus on the state of the art on LPBF parts of Inconel 625 and Inconel 718 for microstructure, mechanical behavior and postprocessing. Design/methodology...

... made of DSS 1.4462 were generated using both AM processes. Porosity and microstructure analyses, magnetic-inductive ferrite and Vickers hardness measurements, tensile and Charpy impacts tests, fracture analysis, critical pitting corrosion temperature measurements and Huey tests were performed...

... components with complex geometries. Design/methodology/approach This paper provides a review of process parameters for optimizing and analyzing mechanical properties, hardness, microstructure and corrosion behavior achieved through various WAAM-based techniques. Findings Limited analysis exists...

.... Design/methodology/approach In this study, mechanical and microstructural properties of Inconel 718 (Inc718) alloy internal features, manufactured either as-built with AM or machining of additively manufactured (AMed) part thereafter were investigated. Findings The results showed that the average...

... of a polymer template. Later, a paraffin template was obtained from the prepared polymer template. Finally, this paraffin template was used to fabricate the Zn scaffold using microwave sintering. The characterization of prepared Zn samples involved structural characterization, microstructural study, surface...

...-beam short-pulse laser and arc welding; and obtained effect of pulsed laser and arc composite repair on porosity and fusion of E690 marine steel welds. E690 marine steel Laser forging Weld morphology Microhardness Microstructure Yongkang Zhang can be contacted at: zykgdut2021@163.com...

...Bibo Yao; Zhenhua Li; Baoren Teng; Jing Liu Purpose Laser powder bed fusion (LPBF) can be used to fabricate complex extrusion die without the limitation of structures. Layer-by-layer processing leads to differences in microstructures and wear properties. This study aims to investigate...

... to investigate the effects of process parameters – namely, nozzle diameter, layer thickness and infill density on microstructure as well as the mechanical properties of 17–4 PH stainless steel specimens fabricated via material extrusion AM. Design/methodology/approach The experimental approach investigates...