1,128 Result(s)
within
English
Manufacturing, Machines, Tools, Processes
Yi**g Yong
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Article
Dynamic modeling and analysis on rigid-flexible coupling between vertical chatter and transverse bending vibration in process of cold rolling
Considering the dynamic variation of roll gap and the transverse distribution of dynamic rolling force along the work roll width direction, the movement and deformation of rolls system, influenced by the coupl...
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Influence of Dynamic Precipitation of γ′ Phase on Dynamic Strain Aging in a Fe-Ni-Based Superalloy
Discontinuous plastic flow due to dynamic strain aging (DSA) in a Fe-Ni-based superalloy was investigated by tensile tests in the temperature range from 500 ºC to 800 ºC with different γ′ fraction. Type A serr...
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Effect of carbon concentration on melting behavior of steel scraps in hot metal baths
To reveal the intricate mechanisms underlying the melting and dissolution processes of scraps in the iron ladle, the melting characteristics of three carbon steels with different C concentrations at the bath t...
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Article
Influence of Extrusion Ratio on Microstructure and Tensile Properties of Mg–Gd–Y–Zn–Zr Alloy
In the present work, an Mg–5Gd–4Y–0.5Zn–0.5Zr alloy was extruded at 450 °C with three extrusion ratios of 25, 79 and 178. The microstructure of the as-cast and as-extruded specimens were analyzed by using Opti...
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Article
Improvement in corrosion resistance of Mg97Zn1Y2 alloy by Zr addition
Magnesium alloys, known for their exceptional lightweight properties, have presented challenges in various applications due to their limited corrosion resistance. In this study, the corrosion resistance of Mg97Zn
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Article
A transformer-encoder-based multimodal multi-attention fusion network for sentiment analysis
Feature fusion for multimodal sentiment analysis is a challenging but worthwhile research topic. With the extension of the time dimension, there are interactions between multimodal signals and the lack of cont...
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Microscopic Study on the Blister Formation Mechanism in Electrogalvanized Steel
The blister formation mechanism in electrogalvanized steel was studied by analyzing the blister’s internal structure. Electrochemical hydrogen charging was employed to absorb hydrogen into the steel plate and ...
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Article
Open AccessLExCI: A framework for reinforcement learning with embedded systems
Advances in artificial intelligence (AI) have led to its application in many areas of everyday life. In the context of control engineering, reinforcement learning (RL) represents a particularly promising appro...
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Revealing dislocation activity modes during yielding and uniform deformation of low-temperature tempered steel by acoustic emission
The distinctive distribution of acoustic emission (AE) characteristic parameters generated during tensile testing of low-temperature tempered AISI 4140 steel was investigated. Two clusters of acoustic emission...
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Article
Inclusion characteristics and acicular ferrite formation
The effect of adding MgO nanoparticles (0%, 0.01%, 0.05%, and 0.10%) on the inclusion and acicular ferrite (AF) formation in 1.8%Ni low carbon Al-killed (LCAK) steel was explored. The inclusion analysis reveal...
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Article
Influence of cooling rate upon weld metal microstructural evolution behaviors of EH36 shipbuilding steel
Microstructural evolution features have been systematically investigated for the weld metal of EH36 shipbuilding steel under an in situ confocal scanning laser microscope. The influence of cooling rate on micr...
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Fabrication of Fe-6.7 wt% Si steel via laser powder bed fusion and investigation of the resulting crystallographic texture
High-Si steel has excellent soft magnetic properties. However, owing to extreme brittleness of high-Si steel, the existing steel manufacturing method, based on rolling, has limitations in the manufacturing of ...
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Article
Upconversion luminescence and optical thermometry properties of glass ceramics embedded with YbOF: Er3+ nanocrystals
Transparent glass ceramics embedded with YbOF: Er3+ nanocrystals were successfully prepared by melt quenching and cooling methods. The structure and morphology of the YbOF nanocrystals were confirmed by X-ray dif...
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Microstructural evolution during tempering process and mechanical properties of Cr–Ni–Mo–V/Nb high strength steel
High strength steels exhibit superior mechanical properties due to the unique microstructure, which successfully solves the drawback of the inevitable strength-toughness trade-off that occurs in traditional al...
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Quantitative characterization of reaction behavior between La-bearing FeCrAl melt and CaO–Al2O3–La2O3-based slags and its guidance for design of mold flux
The reaction behavior between CaO–Al2O3–La2O3-based slags and La-bearing FeCrAl melt was quantitatively characterized, which was further compared with the reaction behavior of CaO–SiO2-based slags. Based on this,...
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Article
Effect of initial microstructure on microstructure evolution and mechanical properties of 0.12C martensitic steels during quenching and tempering
The microstructure evolution and mechanical properties of a Fe–0.12C–0.2Si–1.6Mn–0.3Cr–0.0025B (wt.%) steel with different initial microstructures, i.e., hot rolled (HR) and cold rolled–annealed (CRA), were st...
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Article
Preparation and properties of ZrO2-strengthened porous mullite insulation materials using Y2O3 additive
ZrO2-strengthened porous mullite insulation materials were prepared by foaming technology utilizing ZrSiO4 and Al2O3 as primary materials and Y2O3 as an additive. The effects of Y2O3 contents on the phase composi...
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Ultrahigh-Strength and Ductile AISI 316L Steel Processed by Cryogenic Rolling
We demonstrate that cryogenic rolling can simultaneously achieve ultrahigh strength and significant ductility in 316L steel, thereby overcoming the existing limits of its tensile properties. The cryogenic-roll...
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High-temperature wetting behavior between slag and refractory
Slag corrosion is one of the main factors of the damage of refractory, and its primary manifestations involve the melting of refractory in slag and the slag penetration into refractory, both of which are highl...
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State of the art of lightweight aggregates used in lightweight refractories for working lining of high-temperature furnaces
Lightweight refractories for the working lining of high-temperature furnaces play an important role in the smelting of advanced steels and superalloys. To prepare lightweight refractories for the working linin...
