Experimental Study of Friction Stir Welding on AA5052 (1.5 mm) Thin Plate Butt Joints

Author(s):  
Tuan Muhammad Nurkholish Tuan Anuwa ◽  
Azman Ismail ◽  
Bakhtiar Ariff Baharudin ◽  
Fauziah Ab Rahman
Author(s):  
Achilles Enchangan Ulak Anak Mancha ◽  
Azman Ismail ◽  
Fauziah Ab Rahman ◽  
Megat Khalid Puteri Zarina ◽  
Bakhtiar Ariff Baharudin

Author(s):  
Mohamad Aidil Azrul Abdul Razak ◽  
Azman Ismail ◽  
Fauziah Ab Rahman ◽  
Bakhtiar Ariff Baharudin ◽  
Mohamad Azlan Khalili ◽  
...  

2007 ◽  
Vol 561-565 ◽  
pp. 1059-1062 ◽  
Author(s):  
H. Takahara ◽  
Masato Tsujikawa ◽  
Sung Wook Chung ◽  
Y. Okawa ◽  
Kenji Higashi

The influence of tool control in non-linear friction stir welding (FSW) on mechanical properties of joints was investigated. FSW is widely applied to linear joints. It is impossible for five axis FSW machines, however, to keep all the FSW parameters in optimum conditions at non-linear welding. Non-linear FSW joints should be made by compromise with the order of priority for FSW parameters. The tensile test results of butt joints with rectangular change in welding direction on plate plane (L-shaped butt joints) with various welding parameter change. It was found that turn to the retreating side is encouraged when welding direction change. And the method of zero inclination tool angle is effective at non-linear and plane welding.


Author(s):  
Nurfadilah Sukara ◽  
Azman Ismail ◽  
Darulihsan Abdul Hamid ◽  
Fauziah Ab Rahman ◽  
Bakhtiar Ariff Baharudin ◽  
...  

Author(s):  
V.A. Berezina ◽  
V.V. Ovchinnikov ◽  
E.V. Luk'yanenko

The results of technological features for friction stir welding of butt joints of sheet blanks with thickness of 3 mm made of casting aluminum V AL8 alloy with wrought magnalium group 1565chN2 and AMg6M alloys are presented. It is established that the time resistance of the joints depends on the location of the welded alloys relative to the direction of tool rotation during friction stir welding. The ultimate strength of welded joints of VAL8 alloy with 1565chN2 and AMg6 alloys in automatic argon-arc welding is 0.82...0.84 of the ultimate tensile strength of VAL8 alloy. The grain size in the stir zone practically does not depend on the initial grain size in the alloys to be joined. The destruction of the joints made of VAL8 + 1565chH2 alloys under cyclic loading has multi-focal character and is initiated from irregularities on the surface of the weld. The discrete nature of the change in the chemical composition of the weld metal along the axis of the weld is revealed. The weld is formed by alternating strips of connected alloys with width of 30...90 microns.


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