Shangjun Gu
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View article: Study on passivation mechanism of HRB500E rebar in highly alkaline concrete pore solution
Study on passivation mechanism of HRB500E rebar in highly alkaline concrete pore solution Open
This study comprehensively investigates the passivation mechanism of HRB500E rebar in highly alkaline concrete pore solution by examining phase transformation thermodynamics, microstructural characteristics, and electronic properties, comb…
View article: Effect of Nb contents on the passivation behavior of high-strength anti-seismic rebar in concrete environments
Effect of Nb contents on the passivation behavior of high-strength anti-seismic rebar in concrete environments Open
In this study, the surface analysis, cross-section analysis and electrochemical analysis were used to explore the formation mechanism of Nb contents on the passive film of high-strength anti-seismic rebar in simulated concrete pore solutio…
View article: Effect of cooling temperature on microstructure and mechanical properties of Nb microalloyed hot-rolled rebar
Effect of cooling temperature on microstructure and mechanical properties of Nb microalloyed hot-rolled rebar Open
In this study, the Gleeble-3800 thermal simulation tester was used to simulate various cooling temperature processes for two groups of rebar. Then, the microstructure, precipitation, and mechanical properties of the rebars were characteriz…
View article: Passivation Behavior of Chromium Alloyed High-Strength Rebar in Simulated Concrete Pore Solution
Passivation Behavior of Chromium Alloyed High-Strength Rebar in Simulated Concrete Pore Solution Open
In this study, SEM, AFM, TEM, XPS, and electrochemical tests are used to study the passivation behavior of chromium alloyed high-strength rebar in simulated concrete pore (SCP) solutions with different pH values. The results show that afte…
View article: Influence of Nb/V on the corrosion behavior of high-strength anti-seismic rebar in marine environments
Influence of Nb/V on the corrosion behavior of high-strength anti-seismic rebar in marine environments Open
In this study, the immersion test, surface analysis, cross-section analysis, quantitative analysis and electrochemical analysis were used to study the influence of Nb/V on the corrosion behavior of high-strength anti-seismic rebar in marin…
View article: Effect of Nb content and cooling rate on the microstructure transformation and mechanical properties of hot-rolled rebar
Effect of Nb content and cooling rate on the microstructure transformation and mechanical properties of hot-rolled rebar Open
In this study, the synergistic effect of the Nb content and cooling rate on the microstructural transformation, precipitation behavior, and mechanical properties of hot-rolled rebar was studied using a Gleeble-3800 thermal simulation machi…
View article: Effect of Controlling Nb Content and Cooling Rate on the Microstructure, Precipitation Phases, and Mechanical Properties of Rebar
Effect of Controlling Nb Content and Cooling Rate on the Microstructure, Precipitation Phases, and Mechanical Properties of Rebar Open
Seismic anti-seismic rebar, as materials for supporting structures in large buildings, need to have excellent mechanical properties. By increasing the Nb content and controlling the cooling rate, the microstructure and precipitation behavi…
View article: Influence of V on the Microstructure and Precipitation Behavior of High-Carbon Hardline Steel during Continuous Cooling
Influence of V on the Microstructure and Precipitation Behavior of High-Carbon Hardline Steel during Continuous Cooling Open
High-carbon hardline steels are primarily used for the manufacture of tire beads for both automobiles and aircraft, and vanadium (V) microalloying is an important means of adjusting the microstructure of high-carbon hardline steels. Using …
View article: Effect of cooling rate and Nb synergistic strengthening on microstructure and mechanical properties of high-strength rebar
Effect of cooling rate and Nb synergistic strengthening on microstructure and mechanical properties of high-strength rebar Open
Rebar is an extremely important building material. The cooling rate and the presence of niobium (Nb) element are key factors influencing the overall performance of rebars. In this work, the high-strength rebar’s microstructure, precipitate…
View article: Effect of isothermal transformation temperature on the microstructure, precipitation behavior, and mechanical properties of anti-seismic rebar
Effect of isothermal transformation temperature on the microstructure, precipitation behavior, and mechanical properties of anti-seismic rebar Open
The synergy between Nb/Ti strengthening and precise isothermal transformation temperatures has resulted in the optimal microstructure and mechanical properties in Nb/Ti anti-seismic rebars. The microstructure, precipitates, and mechanical …