Temperature evolution, microstructure and mechanical properties of friction stir welded thick 2219-O aluminum alloy joints

Materials and Design

Volumn 30, Issue 6, 2009, Pages 1886-1893

  Xu, Weifeng ^a   Liu, Jinhe ^a   Luan, Guohong ^b   Dong, Chunlin ^b  

^a NORTHWESTERN POLYTECHNICAL UNIVERSITY   (China)

^b China FSW Center Beijing FSW Technology Limited Company   (China)

Author keywords

Aluminum alloy; Friction stir welding; Mechanical properties; Microstructure; Temperature evolution

Indexed keywords

ALUMINUM ALLOY JOINTS; BUTT JOINTS; GRAIN SIZES; ROTARY SPEED; TEMPERATURE EVOLUTION; VICKERS MICRO HARDNESS; WELD NUGGETS; WELDING PROCESS; YIELD STRENGTHS;

ALUMINA; ALUMINUM; ALUMINUM ALLOYS; ALUMINUM METALLURGY; DUCTILE FRACTURE; FRICTION; GAS WELDING; MECHANICAL PROPERTIES; MICROHARDNESS; MICROSTRUCTURAL EVOLUTION; TENSILE STRENGTH; TENSILE TESTING; TRIBOLOGY;

FRICTION STIR WELDING;

EID: 63249132896     PISSN: 02641275     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.matdes.2008.09.021     Document Type: Article

References (24)

1. Thomas WM, Nicholas ED, Needham JC, Church MG, Templesmith P, Dawes CJ. Friction stir welding. International patent application no PCT/GB92102203 and Great Britain patent application no. 9125978.8; 1991.
2. Thomas W.M., and Nicholas E.D. Friction stir welding for the transportation industries. Mater Des 18 (1997) 269-273
3. Midling OT, Oosterkamp LD, Bersaas J. Friction stir welding aluminum - process and applications. In: Proceedings of the 7th international conference joints in aluminium (INALCO'98), Cambridge, England, vol. 2. p. 161-71.
4. Morris W.L., Cox B.N., and James M.R. Microplastic surface deformation of Al2219-T851. Acta Metall 35 (1987) 1055
5. Huang C., and Kou S. Partially melted zone in Aluminum welds-liquation mechanism and directional solidification. Weld J 79 (2000) 113s-120s
6. Elangovan K., and Balasubramanian V. Influences of pin profile and rotational speed of the tool on the formation of friction stir processing zone in AA2219 aluminium alloy. Mater Sci Eng A 459 (2007) 7-18
7. Hartman J.A., Beil R.J., and Hahn T.G. Effect of copper-rich regions on tensile properties of VPPA weldments of 2219-T87 aluminum. Weld J 66 (1987) 73s-83s
8. Yang Y.P., Dong P., Zhang J.Z., and Tian X. A hot-cracking mitigation technique for welding high-strength aluminum alloy. Weld J 79 (2000) 9s-17s
9. Song M., and Koracevic R. Thermal modeling of friction stir welding in a moving coordinate system and its validation. Int J Mach Tool Manuf 43 (2003) 605-615
10. Khandkar M.Z.H., Khan J.A., and Reynolds A.P. Prediction of temperature distribution and thermal history during friction stir welding: input torque based model. Sci Technol Weld Joining 8 (2003) 165-174
11. Colegrove P, Painter M, Graham M, Miller T. Three dimensional flow and thermal modeling of the friction stir welding process. In: Proceedings of the second international symposium on friction stir welding, Gothenburg, Sweden, TWI Ltd.; June, 2000.
12. Su J.Q., Nelson T.W., and Strerling C.J. Microstructure evolution during FSW/FSP of high strength aluminum alloys. Mater Sci Eng A 405 (2005) 277-286
13. Dumont M., Steuwer A., Deschamps A., Peel M., and Withers P.J. Microstructure mapping in friction stir welds of 7449 aluminium alloy using SAXS. Acta Mater 54 (2006) 4793-4801
14. Kim Y.G., Fujii H., Tsumura T., Komazaki T., and Nakata K. Effect of welding parameters on microstructure in the stir zone of FSW joints of aluminum die casting alloy. Mater Lett 60 (2006) 3830-3837
15. Reyonlds A.P. Flow visualization and simulation in FSW. Scripta Mater 58 (2008) 338-342
16. Liechty B.C., and Webb B.W. The use of plasticine as an analog to explore material flow in friction stir welding. J Mater Process Technol 184 (2007) 240-250
17. Schmidt H.N.B., Dickerson T.L., and Hattel J.H. Material flow in butt friction stir welds in AA2024-T3. Acta Mater 54 (2006) 1199-1209
18. Pouget G., and Reynolds A.P. Residual stress and microstructure effects on fatigue crack growth in AA2050 friction stir welds. Int J Fatigue 30 (2008) 463-472
19. Moreira P.M.G.P., Figueiredo M.A.V., and Castro P.M.S.T. Fatigue behaviour of FSW and MIG weldments for two aluminium alloys. Theor Appl Frict Mec 18 (2007) 169-177
20. Mats E., Lai-Zhe J., and Rolf S. Fatigue properties of friction stir overlap welds. Int J Fatigue 29 (2007) 57-68
21. Scialpi A., Giorgi M., Filippis L.A.C., Nobile R., and Panella F.W. Mechanical analysis of ultra-thin friction stir welding joined sheets with dissimilar and similar materials. Mater Des 29 (2008) 928-936
22. Liu H.J., Chen Y.C., and Feng J.C. Effect of zigzag line on the mechanical properties of friction stir welded joints of an Al-Cu alloy. Scripta Mater 55 (2006) 231-234
23. 2 Cu) particles. Weld J 84 (2005) 1s-8s
24. Colligan K. Material flow behavior during friction stir welding of aluminum. Weld J 78 (1999) 14-16