Wear behaviour of friction stir weld joint of cast Al (4–10%) Cu alloy welded at different operating parameters

2017 ◽  
Vol 240 ◽  
pp. 87-97 ◽  
Author(s):  
Alok Manas Dubey ◽  
Ajay Kumar ◽  
Ashok Kumar Yadav
2021 ◽  
Vol 21 (1) ◽  
pp. 27-42
Author(s):  
A. Tamadon ◽  
D. J. Pons ◽  
K. Chakradhar ◽  
J. Kamboj ◽  
D. Clucas

Abstract A variety of tool shoulder designs comprising three families i.e. blade, spiral and circular shaped scrolls, were produced to improve the material flow and restrictions to avoid the tunnel void. The bobbin tools were manufactured by 3D printing additive manufacturing technology using solid filament. The butt weld joint was produced by each tool using plasticine as the workpiece material. The apparent surface features and bi-colour cross-sections provided a physical flow comparison among the shoulder designs. For the bobbin friction stir welding (BFSW), the tool shoulder with a three-spiral design produced the most stability with the best combination of the flow patterns on surface and cross-sections. The circular family tools showed a suitable intermixing on the surface pattern, while the blade scrolls showed better flow features within the cross-sections. The flow-driven effect of the shoulder features of the bobbin-tool design (inscribed grooves) was replicated by the 3D-printed tools and the analogue modelling of the weld samples. Similar flow patterns were achieved by dissimilar aluminium-copper weld, validating the accuracy of the analogue plasticine for the flow visualization of the bobbin friction stir welding.


Metals ◽  
2018 ◽  
Vol 8 (2) ◽  
pp. 101 ◽  
Author(s):  
Kirk Fraser ◽  
Laszlo Kiss ◽  
Lyne St-Georges ◽  
Dany Drolet

2018 ◽  
Vol 47 (3) ◽  
pp. 780-787 ◽  
Author(s):  
Li Jinfeng ◽  
Chen Yonglai ◽  
Zhang Xuhu ◽  
Zheng Ziqiao

2017 ◽  
Vol 23 (S1) ◽  
pp. 578-579
Author(s):  
Genevieve Lee ◽  
Guilherme Abreu-Faria ◽  
F Johnnatan Rodríguez ◽  
Jonathan Orsborn ◽  
Antonio J. Ramirez

2017 ◽  
Vol 34 (6) ◽  
pp. 703-711 ◽  
Author(s):  
Bing Chen ◽  
Yuhui Wang ◽  
Changyuan Xiao ◽  
Minmin Zhang ◽  
Guoli Ni ◽  
...  

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