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Coarsening behavior of precipitate Al3(Sc,Zr) in supersaturated Al-Sc-Zr alloy via melt spinning and extrusion
Al-Sc-Zr alloy contains precipitate Al(Sc,Zr) shows good coarsening resistance due to the small diffusivities of Sc and Zr. Two supersaturated...
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Inhibition of Abnormal Grain Growth in Stir Zone via In-Situ Intermetallic Particle Formation During Friction Stir Welding of AA6061
Abnormal grain growth (AGG) has been widely observed in many friction stir welded (FSWed) joints during post-weld heat treatment (PWHT). The coarse...
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Microstructure and Precipitate Evolution in Cu-3.2Ni-0.75Si Alloy Processed by Twin-Roll Strip Casting
Given the sub-rapid solidification characteristics of twin-roll strip casting (TRSC), the solidification structure and growth process of precipitates...
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Effect of Aging Treatment Temperature on Microstructure and Properties of Al-Si-Mg Cast Aluminum Alloy
In the present work, the effects of different aging temperatures (168 °C, 174 °C and 180 °C) on the microstructure and comprehensive properties of...
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Grain growth and precipitation behaviour of AISI 430 ferritic stainless steel subjected to pulsed laser beam welding using free-form pulse sha**
Ferritic stainless steels are prone to grain coarsening and precipitation of chromium-rich grain boundary phases during fusion welding, which...
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Uncovering the influence of Cu on the thickening and strength of the δ′/θ′/δ′ nano-composite precipitate in Al–Cu–Li alloys
Nanoscale δ ′/ θ ′/ δ ′ composite precipitate, as another important strengthening phase in the latest generation of Al–Li alloys, exhibits excellent...
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Effect of Isothermal Ageing on Microstructure and Corrosion Behavior of Nickel and Molybdenum-Free High Nitrogen Austenitic Stainless Steel
This study investigates the influence of isothermal ageing (550–850 °C) and time (30, 60, 180, 360, 720, and 1440 minutes) on microstructure and...
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Effect of various multi-stage solution treatments on the microstructure and properties of cold-extruded Al–9.74Zn–2.59 Mg–0.94Cu–0.2Zr–0.83Ti alloy
Herein, the microstructure and properties of cold-extruded Al–9.74Zn–2.59Mg–0.94Cu–0.2Zr–0.83Ti aluminum alloys after three different multi-stage...
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Temperature gradient driving interdiffusion interface and composition evolution in Ni–Al–Cr alloys
The interdiffusion interface microstructures and composition evolution of Ni–Al–Cr/Ni–Al–Cr layered alloys under different temperature gradients were...
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Study on Fusion Zone Size, Pore Characteristics, and Mechanical Properties of 6063 Aluminum Alloy Cold Metal Transfer Mix + Synchropulse Welded Joint
ER5183 filler wire is used as filler metal for CMT MIX + Synchropulse welding of 6063 aluminum alloy sheets. The relationships among the fusion zone...
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Synthesis and characterization of CNT@SnO2 decorated graphene anodes for Li-ion batteries as free-standing and flexible
SnO 2 anode material is considered to be a promising anode material for lithium-ion batteries owing to its high theoretical capacity. However, the...
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Laser welding of a W-free precipitation strengthened Co-base superalloy
A new class of W-free, precipitation strengthened Co-base superalloys has recently been developed with improved high-temperature strength while...
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Austenite Grain Size Prediction in the Coarse-Grained Heat-Affected Zone of the Developed Cu-Free High-Strength Low-Alloy Hull Structure Steel
The developed Cu-free high-strength low-alloy (HSLA) hull structure steel has wide potential applications because of its strength, good...
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Fluoride-free synthesis and long-term stabilization of MXenes
MXenes are a promising class of two-dimensional materials that have shown tremendous actual and future potential, particularly in the field of energy...
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Size Effects on Dissolution Kinetics of Y-Enriched Precipitates in FeCrAlY Alloys During High-Temperature Oxidation
Our previous work demonstrated that the size of Y-enriched precipitates in FeCrAlY alloys have significant effects on their oxidation resistance. In...
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Effect of Aging Treatment Regime on Mechanical Properties and Precipitation Behavior of 7003 Aluminum Alloy Extruded Materials
This paper investigates the effect of a heat treatment regime on the precipitation behavior in industrially extruded 7003 aluminum alloys. The...
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On Intertrack Fluctuation of Hardness and Carbides in T15 Steel Laser Cladding Using Thermodynamic Calculation
Intertrack fluctuation of microstructure and mechanical properties is one of the important characteristics for nonuniformity in laser cladding...
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Microstructure and Mechanical Properties of Al-5Cu-4.5Mg-2.5Zn Squeeze Cast Alloy
Al-5Cu-4.5Mg-2.5Zn alloy was prepared and the alloy ingots were fabricated by squeeze casting in this work. Considering these negative effects of...
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Synergetic Effect of Sc Micro-alloying and Low-Frequency Electromagnetic Casting in 7A36 Aluminum Alloy with Enhanced Mechanical and Corrosion Properties
This study aims to investigate the combined effect of Sc micro-alloying and applying low-frequency electromagnetic casting (LFEC) on precipitation...
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Influence of Toughness and Retained Austenite on Wear Behaviour of Carbide-Free Bainite in High Silicon Steel
The goal of the current work was to investigate several heat treatment techniques to produce carbide-free bainite (CFB) in high silicon spring steel....
