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Yu Chen

Researcher at Northeastern University (China)

Publications -  21
Citations -  400

Yu Chen is an academic researcher from Northeastern University (China). The author has contributed to research in topics: Friction stir processing & Welding. The author has an hindex of 9, co-authored 20 publications receiving 293 citations. Previous affiliations of Yu Chen include Nanchang Hangkong University.

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Influence of multi-pass friction stir processing on the microstructure and mechanical properties of Al-5083 alloy

TL;DR: In this article, one through three passes with 100% overlap were created using friction stir processing (FSP) in order to locally modify the microstructure and mechanical properties of a cold-rolled Al-5083 alloy.
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Effect of welding heat input and post-welded heat treatment on hardness of stir zone for friction stir-welded 2024-T3 aluminum alloy

TL;DR: In this paper, the microstructure and hardness of the stir zone (SZ) with different welding heat inputs were investigated for friction stir-welded 2024-T3 aluminum by transmission electron microscopy, differential scanning calorimeter and Vickers micro-hardness test.
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Effect of high density ultrasonic on the microstructure and refining property of Al–5Ti–0.25C grain refiner alloy

TL;DR: In this paper, a high density ultrasonic treatment device was fabricated to change the morphology of TiAl3 and the microstructure of TiC phases, and the effect of ultrasonic treatments on Al-5Ti-0.25C alloy and refining characteristics were studied.
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Influence of tool pin eccentricity on microstructural evolution and mechanical properties of friction stir processed Al-5052 alloy

TL;DR: In this paper, different pin eccentricities were applied to the friction stir processing of Al-5052 alloy and the results showed that pin eccentricity enhances material flow and refines grains of the stir zone.
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Effect of initial base metal temper on microstructure and mechanical properties of friction stir processed Al-7B04 alloy

TL;DR: In this article, the results show that the initial base metal temper has a significant impact on the microstructure and the mechanical properties of the stir zone of Al-7B04 alloy sheets under T6, T4 and O tempers.