Investigation on ultrasonic cavitation erosion of wrought Al-Mg alloys

Author(s):  
Florin Frant ◽  
Ion Mitelea ◽  
Ilare Bordeasu ◽  
Ion-Dragos Utu
Metals ◽  
2020 ◽  
Vol 10 (12) ◽  
pp. 1631
Author(s):  
Jingtao Zhao ◽  
Zongming Jiang ◽  
Jingwen Zhu ◽  
Junjia Zhang ◽  
Yinglong Li

Al and Al-5Ti alloys were manufactured by an ultrasonic casting method with a new device, and their ultrasonic cavitation erosion behaviors of Al and Al-5Ti alloys in the distilled water were clarified. The damage mechanism was analyzed by macro photograph, scanning electronic micrograph and three-dimensional morphology, and the results demonstrate that Al-5Ti alloys have better cavitation erosion resistance than Al in terms of the mass loss and the surface damage. The deformation mechanism of Al and Al-5Ti alloys under cavitation erosion is mainly dislocation slip, and the Al3Ti phase enhances the cavitation erosion resistance of Al-5Ti alloys. In addition, the maximum depth of cavitation pits in the Al-5Ti sample is less than that in the Al sample for 31.3%.


Author(s):  
Ion Mitelea ◽  
Cristian Ghera ◽  
Ilare Bordeaşu ◽  
Corneliu M. Crăciunescu

2020 ◽  
Vol 60 ◽  
pp. 104760 ◽  
Author(s):  
Haijun Zhang ◽  
Xiuyong Chen ◽  
Yongfeng Gong ◽  
Ye Tian ◽  
André McDonald ◽  
...  

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