scholarly journals High Speed–High Quality Friction Stir Welding of Austenitic Stainless Steel

2009 ◽  
Vol 49 (6) ◽  
pp. 897-901 ◽  
Author(s):  
Takeshi Ishikawa ◽  
Hidetoshi Fujii ◽  
Kazuo Genchi ◽  
Shunichi Iwaki ◽  
Shigeki Matsuoka ◽  
...  
2008 ◽  
Vol 94 (11) ◽  
pp. 539-544 ◽  
Author(s):  
Takeshi Ishikawa ◽  
Hidetoshi Fujii ◽  
Kazuo Genchi ◽  
Shunichi Iwaki ◽  
Shigeki Matsuoka ◽  
...  

2008 ◽  
Vol 580-582 ◽  
pp. 9-12 ◽  
Author(s):  
Hiroyuki Kokawa ◽  
Seung Hwan C. Park ◽  
Yutaka S. Sato ◽  
Kazutaka Okamoto ◽  
Satoshi Hirano ◽  
...  

The characteristics of microstructures in friction stir (FS) weld of 304 austenitic stainless steel were examined. The stir zone (SZ) and thermomechanically affected zone (TMAZ) showed dynamically recrystallized and recovered microstructures, respectively. The hardness of the SZ was higher than that of the base material and the maximum hardness was located in the TMAZ. The higher hardness in TMAZ was attributed to high density of dislocations and sub-boundaries. Electron microscopic observations revealed that ferrite and sigma phases were formed in austenite matrix in the SZ during friction stir welding (FSW).


2014 ◽  
Vol 10 (4) ◽  
pp. 360-370 ◽  
Author(s):  
A.K. Lakshminarayanan ◽  
C.S. Ramachandran ◽  
V. Balasubramanian

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