Rongzheng Xu

ORCID: 0000-0002-2921-7364
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About
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Research Areas
  • Aluminum Alloys Composites Properties
  • Advanced Welding Techniques Analysis
  • Magnesium Alloys: Properties and Applications
  • Aluminum Alloy Microstructure Properties
  • Additive Manufacturing Materials and Processes
  • Welding Techniques and Residual Stresses
  • Corrosion Behavior and Inhibition
  • High Entropy Alloys Studies
  • Intermetallics and Advanced Alloy Properties
  • High-Temperature Coating Behaviors
  • MXene and MAX Phase Materials
  • Advancements in Battery Materials
  • Advanced Battery Materials and Technologies
  • Additive Manufacturing and 3D Printing Technologies
  • Mechanical Behavior of Composites
  • High-Velocity Impact and Material Behavior
  • Titanium Alloys Microstructure and Properties
  • Structural Response to Dynamic Loads
  • Numerical methods in engineering
  • Landslides and related hazards
  • Hydrogen Storage and Materials
  • Energetic Materials and Combustion
  • Phase-change materials and chalcogenides
  • Extraction and Separation Processes
  • Advanced Sensor and Control Systems

Shenyang Aerospace University
2015-2025

Primary Source
2025

State Key Laboratory of Alternate Electrical Power System with Renewable Energy Sources
2025

North China Electric Power University
2025

Shanghai Aerospace Automobile Electromechanical (China)
2024

China University of Mining and Technology
2023

Huanghuai University
2022

Southeast University
2021

Chinese Academy of Sciences
2015-2019

In-Q-Tel
2019

The microstructures, mechanical properties and corrosion behaviors of the ultra-high strength Al–Zn–Mg–Cu-Sc aluminum alloy fabricated by wire-arc additive manufacturing process using a self-prepared 7B55-Sc filler wire were systematically investigated under different heat treatments. results showed that microstructures as-deposited, T6, T73, retrogression re-aging (RRA) treatments all composed fine equiaxed grains with size about 6.0 μm. grain boundary precipitates (GBPs) as-deposited...

10.1016/j.jmrt.2023.03.100 article EN cc-by-nc-nd Journal of Materials Research and Technology 2023-03-16

To enhance the high-temperature performance of 205A aluminum alloy produced via Wire Arc Directed Energy Deposition (WA-DED), Ni was selected as primary alloying element. Both and 205A(Ni) alloys were fabricated WA-DED, their microstructures mechanical properties comparatively analyzed. The results indicated successful fabrication thin-walled components both using WA-DED technology. Microstructural analysis revealed that predominantly consisted equiaxed crystals, with some columnar crystals...

10.2139/ssrn.5085362 preprint EN 2025-01-01

The superlight duplex Mg–Li alloy LZ91 was successfully friction stir lap welded (FSLW) using a high rotational speed of 2000 rpm and the welding 800 mm/min with traditional H13 tool. tensile-shear load joint about 2.01 kN width 12 mm, microhardness nugget zone (about 52 HV) significantly higher than that base material 47.8 HV). fracture occurred along interface distortion zone, showing characteristic shear fracture, indicating this is weak location joint. In addition, it found β phase...

10.1177/09544054251316372 article EN Proceedings of the Institution of Mechanical Engineers Part B Journal of Engineering Manufacture 2025-01-30

A novel, thermally resistant, dual-phase Mg alloy was prepared, and the microstructural evolution tensile properties were investigated. The results showed that matrix mainly consisted of α-Mg β-Li phases, solidified microstructure gradually refined with increasing ZrO 2 incorporation. extruded annealed alloys markedly improved content. After annealing at 603 K for 8 h, strength remained almost stable, whereas plasticity increased. Analysis fracture morphology this type possessed good thermal...

10.1080/02670836.2020.1859711 article EN Materials Science and Technology 2020-12-17

For friction stir spot welded (FSSW) magnesium–aluminium joints, the formation of Mg–Al intermetallics in hook region and cracking at interface damaged seriously strength resulting lower joint load only 0.8 ± 0.2 kN. When adding hot-dipped Zn coating on Al substrate surface prior to FSSW, a brazed layer, composed Mg–Zn Al–Zn diffusion zones edge shoulder, transition MgZn 2 , Zn-rich zone residual region, were formed FSSW joint, eliminating without coating. The with increased 3.7 0.3

10.1080/13621718.2016.1266735 article EN Science and Technology of Welding & Joining 2016-12-28
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