Journal ArticleDOI
Influence of the microstructure on mechanical properties of SLM additive manufacturing Fe-based bulk metallic glasses
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In this paper, the analysis of the microstructure reveals that the crystalline phases in the heat affected zone (HAZ) are mainly α-Fe and M23(CB)6 phases, and coexist with the amorphous phases.About:
This article is published in Journal of Alloys and Compounds.The article was published on 2022-02-15. It has received 8 citations till now. The article focuses on the topics: Amorphous solid & Nanocrystalline material.read more
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Comparison of two-step surface treatment on surface roughness and corrosion resistance of TC4 alloy parts prepared by SLM and SEBM
TL;DR: In this paper , a two-step surface treatment technology, namely, pre-polishing combined with micro-arc oxidation (MAO), is employed to treat bulk samples constructed by selective laser melting (SLM) and selective electron beam melting (SEBM), respectively.
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Selective laser melting of an Mg/Metallic Glass hybrid for significantly improving chemical and mechanical performances
Toshihiko Suzuki,Alamat Florist +1 more
TL;DR: In this article , selective laser melting (SLM) was used to prepare an Fe-based metallic glass surface on a pure Mg substrate, forming a hybrid material to explore the advantage associated with such designed structure.
Journal ArticleDOI
Bio-high entropy alloys: Progress, challenges, and opportunities
TL;DR: The composition system of Bio-HEAs in recent years is summarized, their biocompatibility and mechanical properties of human bone adaptation are introduced, and the following suggestions for the development direction are put forward.
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Optimization of Wire Arc Additive Manufacturing (WAAM) Process for the Production of Mechanical Components Using a CNC Machine
TL;DR: In this article , the authors present a CNC component manufacturing process using the WAAM process, which is more advantageous given the fact that the execution time and delivery are significantly shorter when a single piece is required and also when discussing the raw material used, usually expensive titanium alloys.
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Structure, Mechanical and Magnetic Properties of Selective Laser Melted Fe-Si-B Alloy
V. Sh. Sufiiarov,Danil Erutin,Artem Kantyukov,Evgenii Borisov,Anatoliy Popovich,Denis Nazarov +5 more
TL;DR: In this article , a track study was conducted to find the optimal laser power P = 90, 120 W; scanning speed V = 1200 mm/s; the results showed that an annealed sample containing amorphous phase shows higher soft-magnetic properties: 2.5% higher saturation magnetization, 35% higher residual magnetization and 30% higher rectangularity coefficient.
References
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Journal ArticleDOI
Measurement of hardness and elastic modulus by instrumented indentation: Advances in understanding and refinements to methodology
Warren C. Oliver,George M. Pharr +1 more
TL;DR: In this article, the authors review the current understanding of the mechanics governing elastic-plastic indentation as they pertain to load and depth-sensing indentation testing of monolithic materials and provide an update of how they now implement the method to make the most accurate mechanical property measurements.
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On the role of melt flow into the surface structure and porosity development during selective laser melting
Chunlei Qiu,Chinnapat Panwisawas,Mark Ward,Hector Basoalto,Jeffery Brooks,Moataz M. Attallah +5 more
TL;DR: In this paper, the development of surface structure and porosity of Ti-6Al-4V samples fabricated by selective laser melting under different laser scanning speeds and powder layer thicknesses has been studied and correlated with the melt flow behavior through both experimental and modelling approaches.
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Effects of laser sintering processing parameters on the microstructure and densification of iron powder
Abdolreza Simchi,Haiko Pohl +1 more
TL;DR: In this article, the effects of processing parameters such as laser power, scan rate, scan line spacing, thickness of layer, scanning geometry and sintering atmosphere were studied, and it was found that the sintered density increased sharply with increasing the specific energy input until a critical energy input had been reached.
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Processing metallic glasses by selective laser melting
TL;DR: In this article, it is shown that selective laser melting (SLM) can be applied to implement complex geometries and components from an Fe-base metallic glass, which is in principle viable for a large variety of metallic alloys and paves the way for the novel synthesis of materials and the development of parts with advanced functional and structural properties.
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Fe-based bulk metallic glasses: Glass formation, fabrication, properties and applications
TL;DR: In this article, the authors present the research development and achievements of Fe-based BMGs, including their preparation, glass-forming ability, crystallization characteristics, mechanical properties, corrosion behaviors, soft and hard magnetic properties, and industrial applications.