Effect of surface oxide layers in solid-state welding of aluminium alloys – review

References

• Oliveira PHF, Amancio-Filho ST, Dos Santos JF, et al. Preliminary study on the feasibility of friction spot welding in PMMA. Mater Lett. 2010;64:2098–2101. Available from: doi:10.1016/j.matlet.2010.06.050.
   Web of Science ®Google Scholar
• Akinlabi ET, Mahamood RM, Akinlabi SA, et al. Processing parameters influence on wear resistance behaviour of friction stir processed Al-TiC composites. Adv. Mater. Sci. Eng. 2014;2014:1–12. doi:10.1155/2014/724590.
   Web of Science ®Google Scholar
• Chu Q, Yang XW, Li W, et al. Microstructure and mechanical behaviour of pinless friction stir spot welded AA2198 joints. Sci Technol Weld Join. 2016;21:164–170.
   Web of Science ®Google Scholar
• Labus Zlatanovic D, Balos S, Bergmann JP, et al. In-depth microscopic characterisation of the weld faying interface revealing stress-induced metallurgical transformations during friction stir spot welding. Int J Mach Tools Manuf. 2021;164:103716), doi:10.1016/j.ijmachtools.2021.103716.
   Web of Science ®Google Scholar
• Labus Zlatanovic D, Bergmann JP, Balos S, et al. Influence of rotational speed on the electrical and mechanical properties of the friction stir spot welded aluminium alloy sheets. Weld World. 2022;66:1179–1190. doi:10.1007/s40194-022-01267-8.
   Web of Science ®Google Scholar
• Sato YS, Takauchi H, Park SHC, et al. Characteristics of the kissing-bond in friction stir welded Al alloy 1050. Mater Sci Eng A. 2005;405(2005):333–338. doi:10.1016/j.msea.2005.06.008.
   Google Scholar
• Kadlec M, Ruzek R, Chatzakos P, et al. Influence of the kissing bond defect to the fatigue life in friction stir welds of AA7475-T7351. Aluminium Alloy. 2014: 1–15. https://www.researchgate.net/publication/271763178.
   Google Scholar
• Shirzadi AA, Assadi H, Wallach ER. Interface evolution and bond strength when diffusion bonding materials with stable oxide films. Surf Interface Anal. 2001;31:609–618.
   Web of Science ®Google Scholar
• Wu F, Zhou W, Han Y, et al. Effect of alloying elements gradient on solid-state diffusion bonding between aerospace aluminum alloys. Materials. 2018;11:1–15. doi:10.3390/ma11081446.
   Web of Science ®Google Scholar
• Phillips DH. Solid-state welding processes. Weld Eng an Introd. Berlin: Springer; 2015. p. 95–113.
   Google Scholar
• Hill A, Wallach ER. Modeling solid-state diffusion bonding. Acta Metall. 1989;37:2425–2437. doi:10.1016/0001-6160(89)90040-0.
   Google Scholar
• Dunford DV, Partridge PG. Strength and fracture behaviour of diffusion-bonded joints in Al–Li (8090) alloy - Part II fracture behaviour. J Mater Sci. 1991;26:2625–2629. doi:10.1007/BF02387729.
   Web of Science ®Google Scholar
• Noonan JR, Davis HL. Atomic arrangements at metal surfaces. Science. 2016;234:310–316. doi:10.1126/science.234.4774.31.
   Google Scholar
• Cooper DR, Allwood JM. The influence of deformation conditions in solid-state aluminium welding processes on the resulting weld strength. J Mater Process Technol. 2014;214:2576–2592. doi:10.1016/j.jmatprotec.2014.04.018.
   Web of Science ®Google Scholar
• Cabibbo M, Paoletti C, Ghat M, et al. Post-FSW cold-rolling simulation of ECAP shear deformation and its microstructure role combined to annealing in a FSWed AA5754 plate joint. Materials. 2019;12:1–14. doi:10.3390/ma12091526.
   Web of Science ®Google Scholar
• Bagheri B, Mahdian Rizi AA, Abbasi M, et al. Friction stir spot vibration welding: improving the microstructure and mechanical properties of Al5083 joint. Metallogr Microstruct Anal. 2019;8:713–725. doi:10.1007/s13632-019-00563-y.
   Web of Science ®Google Scholar
• Alhazaa A, Haneklaus N, Almutairi Z. Impulse pressure-assisted diffusion bonding (IPADB): review and outlook. Metals. 2021;11:1–9. doi:10.3390/met11020323.
   Web of Science ®Google Scholar
• Macwan A, Mirza FA, Bhole SD, et al. Similar and dissimilar ultrasonic spot welding of 5754 aluminum alloy for automotive applications. Mater Sci Forum. 2017;877:561–568. doi:10.4028/www.scientific.net/MSF.877.561.
   Google Scholar
• Hamilton CH. Bonding of berylium members. United States Pat. Off. 1969.
   Google Scholar
• Yamamoto M, Matsumae T, Kurashima Y, et al. Comparison of argon and oxygen plasma treatments for ambient room-temperature wafer-scale au-au bonding using ultrathin au films. Micromachines. 2019;10:119), doi:10.3390/mi10020119.
   PubMed Web of Science ®Google Scholar
• Mhich A. Laser cleaning prior to diffusion bonding of the Ti–6Al–4 V for aerospace applications A thesis submitted to The University of Manchester for the degree of Doctor of Philosophy in the Faculty of Engineering and Physical Science School of Materials. University of Manchester; 2015.
   Google Scholar
• Shen Z, Yang X, Zhang Z, et al. Mechanical properties and failure mechanisms of friction stir spot welds of AA 6061-T4 sheets. Mater Des. 2013;49:181–191. doi:10.1016/j.matdes.2013.01.066.
   Web of Science ®Google Scholar
• Koyama S, Takahashi M, Ikeuchi K. Behavior of superficial oxide film at solid-state diffusion-bonded interface of Tin. Mater Trans. 2004;45:300–302. doi:10.2320/matertrans.45.300.
   Web of Science ®Google Scholar
• Pilling J. The kinetics of isostatic diffusion bonding in superplastic materials. Mater Sci Eng. 1988;100:137–144. doi:10.1016/0025-5416(88)90249-2.
   Google Scholar
• Wang X, Gao Y, McDonnell M, et al. On the solid-state-bonding mechanism in friction stir welding. Extrem Mech Lett. 2020;37:100727. doi:10.1016/j.eml.2020.100727.
   Web of Science ®Google Scholar
• Cooper DR, Allwood JM. Influence of diffusion mechanisms in aluminium solid-state welding processes. Procedia Eng. 2014;81:2147–2152. doi:10.1016/j.proeng.2014.10.300.
   Google Scholar
• Rahaman MN. Kinetics and mechanisms of densification. Sinter Adv Mater. Sawston: Woodhead Publishing; 2010. p. 33–64.
   Google Scholar
• Semenov AP. The phenomenon of seizure and its investigation. Wear. 1961;4:1–9. doi:10.1016/0043-1648(61)90236-8.
   Google Scholar
• Merstallinger A, Holzbauer R, Bamsey N. Cold welding in hold down points of space mechanisms due to fretting when omitting grease. Lubricants. 2021;9:72.
   Web of Science ®Google Scholar
• Huang K, Logé RE. A review of dynamic recrystallization phenomena in metallic materials. Mater Des. 2016;111:548–574. doi:10.1016/j.matdes.2016.09.012.
   Web of Science ®Google Scholar
• Andalib H, Farahani M, Enami M. Study on the new friction stir spot weld joint reinforcement technique on 5754 aluminum alloy. Proc Inst Mech Eng Part C J Mech Eng Sci. 2018;232:2976–2986. doi:10.1177/0954406217729419.
   Web of Science ®Google Scholar
• Jata K, Semiatin S. Continuous dynamic recrystallization during friction stir welding of high strength aluminum alloys. Scr Mater. 2000;43:743–749. doi:10.1016/S1359-6462(00)00480-2.
   Web of Science ®Google Scholar
• Labus Zlatanovic D, Baloš S, Bergmann JP, et al. Influence of tool geometry and process parameters on the properties of friction stir spot welded multiple (AA 5754 H111) aluminium sheets. Materials. 2021;14:1157. doi:10.3390/ma14051157.
   PubMedGoogle Scholar
• Sharma C, Dwivedi DK, Kumar P. Effect of welding parameters on microstructure and mechanical properties of friction stir welded joints of AA7039 aluminum alloy. Mater Des. 2012;36:379–390. doi:10.1016/j.matdes.2011.03.058.
   Web of Science ®Google Scholar
• Bagheri B, Abbasi M, Abdollahzadeh A, et al. Advanced approach to modify friction stir spot welding process. Met Mater Int. 2019;26:1562–1573. doi:10.1007/s12540-019-00416-x.
   Web of Science ®Google Scholar
• Gerlich A, Su P, Yamamoto M, et al. Effect of welding parameters on the strain rate and microstructure of friction stir spot welded 2024 aluminum alloy. J Mater Sci. 2007;42:5589–5601. doi:10.1007/s10853-006-1103-7.
   Web of Science ®Google Scholar
• Cao JY, Wang M, Kong L, et al. Microstructure, texture and mechanical properties during refill friction stir spot welding of 6061-T6 alloy. Mater Charact J. 2014;128:54–62. doi:10.1016/j.matchar.2017.03.023.
   Google Scholar
• Sriraman MR, Babu SS, Short M. Bonding characteristics during very high power ultrasonic additive manufacturing of copper. Scr Mater. 2010;62:560–563. doi:10.1016/j.scriptamat.2009.12.040.
   Web of Science ®Google Scholar
• Mariani E, Ghassemieh E. Microstructure evolution of 6061 O Al alloy during ultrasonic consolidation: an insight from electron backscatter diffraction. Acta Mater. 2010;58:2492–2503. doi:10.1016/j.actamat.2009.12.035.
   Web of Science ®Google Scholar
• Gunduz IE, Ando T, Shattuck E, et al. Enhanced diffusion and phase transformations during ultrasonic welding of zinc and aluminum. Scr Mater. 2005;52:939–943. doi:10.1016/j.scriptamat.2004.12.015.
   Web of Science ®Google Scholar
• Panteli A, Robson JD, Brough I, et al. The effect of high strain rate deformation on intermetallic reaction during ultrasonic welding aluminium to magnesium. Mater Sci Eng A. 2012;556:31–42. doi:10.1016/j.msea.2012.06.055.
   Web of Science ®Google Scholar
• Ward AA, Zhang Y, Cordero ZC. Junction growth in ultrasonic spot welding and ultrasonic additive manufacturing. Acta Mater. 2018;158:393–406. Available from: doi:10.1016/j.actamat.2018.07.058.
   Web of Science ®Google Scholar
• Kelly GS, Advani SG, Gillespie JW, et al. A model to characterize acoustic softening during ultrasonic consolidation. J Mater Process Technol. 2013;213:1835–1845. doi:10.1016/j.jmatprotec.2013.05.008.
   Web of Science ®Google Scholar
• Hu J, Shimizu T, Yoshino T, et al. Evolution of acoustic softening effect on ultrasonic-assisted micro/meso- compression behavior and microstructure. Ultrasonics. 2020;107:106107), doi:10.1016/j.ultras.2020.106107.
   PubMed Web of Science ®Google Scholar
• Mayer M, Schwize J. Thermosonic ball bonding model based on ultrasonic friction power. 5th Electron packag technol conf (EPTC 2003); 2003; Singapore. p. 738–743.
   Google Scholar
• Zlatanovic D L, Balos S, Bergmann JP, et al. An experimental study on lap joining of multiple sheets of aluminium alloy (AA 5754) using friction stir spot welding. Int J Adv Manuf Technol. 2020;107:3093–30107. doi:10.1007/s00170-020-05214-z.
   Web of Science ®Google Scholar
• Vargel C. Corrosion of aluminium. corrosion alum. Amsterdam: Elsevier; 2004.
   Google Scholar
• Labus Zlatanovic D. Friction stir spot welding of ultrathin sheets made of aluminium – magnesium alloy PhD thesis. University of Novi Sad; 2020.
   Google Scholar
• Polmaer I. Light alloys. Fourth edi. Amsterdam: Elsevier; 2006.
   Google Scholar
• Rodrigues DM, Loureiro A, Leitao C, et al. Influence of friction stir welding parameters on the microstructural and mechanical properties of AA 6016-T4 thin welds. Mater Des. 2009;30:1913–1921. doi:10.1016/j.matdes.2008.09.016.
   Web of Science ®Google Scholar
• Sato YS, Urata M, Kokawa H. Parameters controlling microstructure and hardness during friction-stir welding of precipitation-hardenable aluminum alloy 6063. Metall Mater Trans A. 2002;33A:625–635. doi:10.1007/s11661-002-0124-3.
   Web of Science ®Google Scholar
• Flötotto D, Wang ZM, Jeurgens LPH, et al. Intrinsic stress evolution during amorphous oxide film growth on Al surfaces. Appl Phys Lett. 2014;104:091901), doi:10.1063/1.4867471.
   Web of Science ®Google Scholar
• Jeurgens LPH, Sloof WG, Tichelaar FD, et al. Growth kinetics and mechanisms of aluminum-oxide films formed by thermal oxidation of aluminum. J Appl Phys. 2002;92:1649–1656. doi:10.1063/1.1491591.
   Web of Science ®Google Scholar
• Jeurgens LPH, Sloof WG, Tichelaar FD, et al. Thermodynamic stability of amorphous oxide films on metals: application to aluminum oxide films on aluminum substrates. Phys Rev B. 2000;62:4707–4719. doi:10.1103/PhysRevB.62.4707.
   Web of Science ®Google Scholar
• Reichel F, Jeurgens LPH, Mittemeijer EJ. The thermodynamic stability of amorphous oxide overgrowths on metals. Acta Mater. 2008;56:659–674. doi:10.1016/j.actamat.2007.10.023.
   Web of Science ®Google Scholar
• Snijders PC, Jeurgens LPH, Sloof WG. Structure of thin aluminium-oxide ®lms determined from valence band spectra measured using XPS. Surf Sci. 2002;496:97–109. doi:10.1016/S0039-6028(01)01591-6.
   Web of Science ®Google Scholar
• Nguyen L, Hashimoto T, Zakharov DN, et al. Atomic-Scale insights into the oxidation of aluminum. ACS Appl Mater Interfaces. 2018;10:2230–2235. doi:10.1021/acsami.7b17224.
   PubMed Web of Science ®Google Scholar
• Beilby G. Aggregation and flow of solids. London: Macmillan and Co.; 1921.
   Google Scholar
• Finch GI, Quarrell AG. The beilby layer. Nature. 1936;137:516–519. doi:10.1038/137516a0.
   Google Scholar
• Samuels L. Metallographic polishing by mechanical methods. Cleveland (Ohio, OH): ASM; 1982.
   Google Scholar
• Leth-Olsen H. Filiform corrosion of painted aluminium coil materials [PhD thesis. Norwegian University of Science and Technology; 1996.
   Google Scholar
• Fishkis M, Lin JC. Formation and evolution of a subsurface layer in a metalworking process. Wear. 1997;206:156–170. doi:10.1016/S0043-1648(96)07480-7.
   Web of Science ®Google Scholar
• Scamans GM, Frolish MF, Rainforth WM, et al. The ubiquitous beilby layer on aluminium surfaces. Surf Interface Anal. 2010;42:175–179. doi:10.1002/sia.3204.
   Web of Science ®Google Scholar
• Lee KS, Kwon YN. Solid-state bonding between Al and Cu by vacuum hot pressing. Trans Nonferrous Met Soc China (English Ed. 2013;23:341–346.
   Web of Science ®Google Scholar
• Akca E, Gursel A. Influences of argon gas shielding on diffusion bonding of Ti–6Al–4 V alloy to aluminum. Rev Metal. 2017;53:088), doi:10.3989/revmetalm.088.
   Web of Science ®Google Scholar
• Özdemir N, Bilgin B. Interfacial properties of diffusion bonded Ti–6Al–4 V to AISI 304 stainless steel by inserting a Cu interlayer. Int J Adv Manuf Technol. 2009;41:519–526. doi:10.1007/s00170-008-1493-6.
   Web of Science ®Google Scholar
• Conrad H, Rice L. The cohesion of previously fractured Fcc metals in ultrahigh vacuum. Metall Trans. 1970;1:3019–3029. doi:10.1007/BF03038415.
   Google Scholar
• Hosford WF, Caddell RM. Metal forming - mechanic and metallurgy. 4th Ed. Cambridge: Cambridge University Press; 2011.
   Google Scholar
• Shirzadi A. Diffusion bonding aluminium alloys and composites: New approaches and modeling. Cambridge: Univeristy of Cambridge; 1997.
   Google Scholar
• Urena A, de Salazar JM G, Escalera MD. Diffusion bonding of discontinuously reinforced SiC/Al matrix composites: the role of interlayers. Key Eng Mater. 1995;104–107:523–540. doi:10.4028/www.scientific.net/KEM.104-107.523.
   Google Scholar
• Tensi HM, Wittmann M. Effects of surface finish on the solid state welding of high strength aircraft and aerospace aluminium alloys. surf Eng. 1st ed. Dordrecht: Springer; 1990. p. 260–269.
   Google Scholar
• Zhu L, Xue X-Y, Tang B, et al. Influence of surface plastic deformation on diffusion bonding of high Nb containing TiAl alloy). 2nd annu Int conf Adv mater Eng (AME 2016). Wuhan, People’s Republic of China; 2016. p. 635–643.
   Google Scholar
• Barta IM. Low temperature diffusion bonding of aluminium alloys. Weld J Res Suppl. 1964;43:241s–247s. doi:10.1007/s00339-013-7860-7.
   Google Scholar
• Zeer GM, Zelenkova EG, Koroleva YP, et al. Diffusion bonding through interlayers. Weld Int. 2013;27:638–643. doi:10.1080/09507116.2012.753311.
   Google Scholar
• Yeh MS, Chuang TH. Low-pressure diffusion bonding of sae 316 stainless steel by inserting a superplastic interlayer. Scr Metall Mater. 1995;33:1277–1281. doi:10.1016/0956-716X(95)00364-2.
   Google Scholar
• Xie R-J, Mitomo M, Zhan G-D. Diffusion bonding of silicon nitride using a superplastic β-SiAlON interlayer. J Am Ceram Soc. 2001;84:471–473. doi:10.1111/j.1151-2916.2001.tb00683.x.
   Web of Science ®Google Scholar
• Ramsey KJ. Method for Diffusion Bonding Aluminium, US Patent. United States; 1990. p. 1–7.
   Google Scholar
• Cook GO, Sorensen CD. Overview of transient liquid phase and partial transient liquid phase bonding. J Mater Sci. 2011;46:5305–5323. doi:10.1007/s10853-011-5561-1.
   Web of Science ®Google Scholar
• Salazar JD, Mcndez FJ, Urena A, et al. Transient liquid phase (TLP) diffusion bonding of a copper based shape memory alloy using silver as interlayer. Scr Mater. 1997;37:861–867. doi:10.1016/S1359-6462(97)00182-6.
   Web of Science ®Google Scholar
• Habisch S, Böhme M, Siegfried P, et al. The effect of interlayer materials on the joint and magnesium. Metals. 2018;8:1–12. doi:10.3390/met8020138.
   Web of Science ®Google Scholar
• Dunford D V, Partridge PG. Transient liquid phase diffusion bonding of 8090 AI–Li alloy using copper interlayer. Mater Sci Technol. 1998;14:422–428. doi:10.1179/mst.1998.14.5.422.
   Web of Science ®Google Scholar
• Nami H, Halvaee A, Adgi H, et al. Investigation on microstructure and mechanical properties of diffusion bonded Al/Mg2Si metal matrix composite using copper interlayer. J Mater Process Technol. 2010;210:1282–1289. doi:10.1016/j.jmatprotec.2010.03.015.
   Web of Science ®Google Scholar
• Wu F, Chen W, Zhao B, et al. Diffusion bonding of 1420 Al–Li alloy assisted by pure aluminum foil as interlayer. Materials. 2020;13:1–12. doi:10.3390/ma13051103.
   Web of Science ®Google Scholar
• Zhang J, Luo G, Wang Y, et al. An investigation on diffusion bonding of aluminum and magnesium using a Ni interlayer. Mater Lett. 2012;83:189–191. doi:10.1016/j.matlet.2012.06.014.
   Web of Science ®Google Scholar
• Assadi H, Shirzadi AA, Wallach ER. Transient liquid phase diffusion bonding under a temperature gradient: modelling of the interface morphology. Acta Mater. 2001;49:31–39. doi:10.1016/S1359-6454(00)00307-4.
   Web of Science ®Google Scholar
• Tashkandi MA. Friction stir welding and processing. Mater Sci Eng R. 2005;50:1–78. doi:10.1016/j.mser.2005.07.001.
   Web of Science ®Google Scholar
• Hwang YM, Lin CH. Friction stir welding of dissimilar metal sheets. Steel Res Int. 2010;81:1076–1079.
   Web of Science ®Google Scholar
• Threadgill PL, Leonard AJ, Shercliff HR, et al. Friction stir welding of aluminium alloys. Int Mater Rev. 2009;54:49–93. doi:10.1179/174328009X411136.
   Web of Science ®Google Scholar
• Yadav D, Bauri R. Effect of friction stir processing on microstructure and mechanical properties of aluminium. Mater Sci Eng A. 2012;539:85–92. doi:10.1016/j.msea.2012.01.055.
   Web of Science ®Google Scholar
• Patel V, De Backer J, Hindsefelt H, et al. High-speed friction stir welding in light weight battery trays for the EV industry. Sci Technol Weld Join. 2022;27:250–255. doi:10.1080/13621718.2022.2045121.
   Web of Science ®Google Scholar
• Reisgen U, Schiebahn A, Sharma R, et al. A method for evaluating dynamic viscosity of alloys during friction stir welding. J Adv Join Process. 2020;1:100002), doi:10.1016/j.jajp.2019.100002.
   Google Scholar
• Rayes MM E, Soliman MS, Abbas AT, et al. Effect of feed rate in FSW on the mechanical and microstructural properties of AA5754 joints. Adv Mater Sci Eng. 2019;2019:12), doi:10.1155/2019/4156176.
   Google Scholar
• Tashkandi MA. Lap joints of 6061 Al alloys by friction stir welding. Bristol: IOP Conf Ser Mater Sci Eng. Institute of Physics Publishing; 2017.
   Google Scholar
• Ojo OO, Taban E, Kaluc E. Friction stir spot welding of aluminum alloys: a recent review. Mater Test. 2015;57:595–627. doi:10.3139/120.110752.
   Web of Science ®Google Scholar
• Shahani A, Farrahi A. Effect of stirring time on the mechanical behavior of friction stir spot weld of Al 6061-T6 lap-shear configuration. Proc Inst Mech Eng Part C J Mech Eng Sci. 2019;233:3583–3591. doi:10.1177/0954406218818606.
   Web of Science ®Google Scholar
• Refil Friction Stir Spot Welding. [cited 2022 Feb 20]. Available from: https://www.twi-global.com/technical-knowledge/job-knowledge/refill-friction-stir-spot-welding-150.
   Google Scholar
• Sato YS, Yamashita F, Sugiura Y, et al. FIB-assisted TEM study of an oxide array in the root of a friction stir welded aluminium alloy. Scr Mater. 2004;50:365–369. doi:10.1016/j.scriptamat.2003.10.008.
   Web of Science ®Google Scholar
• Duong HD, Okazaki M, Tran TH. Effect of welding parameters on mechanical properties of friction stir welded T-lap dissimilar metal joints between 7075 and 5083 aluminum alloys. Mech Eng J. 2019;6:19–91. doi:10.1299/mej.19-00091.
   Web of Science ®Google Scholar
• Zhou C, Yang X, Luan G. Effect of kissing bond on fatigue behavior of friction stir welds on Al 5083 alloy. J Mater Sci. 2006;41:2771–2777. doi:10.1007/s10853-006-6337-x.
   Web of Science ®Google Scholar
• Balos S, Sidjanin L, Dramicanin M, et al. FSW welding of Al-Mg alloy plates with increased edge roughness using square pin tools of various shoulder geometries. Mater Technol. 2016;50:387–394. doi:10.17222/mit.2015.088.
   Google Scholar
• Badarinarayan H, Yang Q, Zhu S. Effect of tool geometry on static strength of friction stir spot-welded aluminum alloy. Int J Mach Tools Manuf. 2009;49:142–148. doi:10.1016/j.ijmachtools.2008.09.004.
   Web of Science ®Google Scholar
• Badarinarayan H, Shi Y, Li X, et al. Effect of tool geometry on hook formation and static strength of friction stir spot welded aluminum 5754-O sheets. Int J Mach Tools Manuf. 2009;49:814–823. doi:10.1016/j.ijmachtools.2009.06.001.
   Web of Science ®Google Scholar
• Zhang Z, Yang X, Zhang J, et al. Effect of welding parameters on microstructure and mechanical properties of friction stir spot welded 5052 aluminum alloy. Mater Des. 2011;32:4461–4470. doi:10.1016/j.matdes.2011.03.058.
   Web of Science ®Google Scholar
• Yang Q, Mironov S, Sato YS, et al. Material flow during friction stir spot welding. Mater Sci Eng A. 2010;527:4389–4398. doi:10.1016/j.msea.2010.03.082.
   Web of Science ®Google Scholar
• Chu Q, Yang XW, Li WY, et al. Impact of surface state in probeless friction stir spot welding of an Al–Li alloy. Sci Technol Weld Join ISSN. 2019;24:200–208. doi:10.1080/13621718.2018.1517966.
   Web of Science ®Google Scholar
• Suryanarayanan R, Sridhar VG. Process parameter optimisation in pinless friction stir spot welding of dissimilar aluminium alloys using multi-start algorithm. Proc Inst Mech Eng Part C J Mech Eng Sci. 2020;234:4101–4115. doi:10.1177/0954406220919482.
   Web of Science ®Google Scholar
• Bakavos D, Chen Y, Babout L, et al. Material interactions in a novel pinless tool approach to friction stir spot welding thin aluminum sheet. Metall Mater Trans A Phys Metall Mater Sci. 2011;42:1266–1282. doi:10.1007/s11661-010-0514-x.
   Google Scholar
• Venukumar S, Muthukumaran S, Yalagi SG, et al. Failure modes and fatigue behavior of conventional and refilled friction stir spot welds in AA 6061-T6 sheets. Int J Fatigue. 2014;61:93–100. doi:10.1016/j.ijfatigue.2013.12.009.
   Web of Science ®Google Scholar
• Xu Z, Li Z, Ji S, et al. Refill friction stir spot welding of 5083-O aluminum alloy. J Mater Sci Technol. 2018;34:878–885. doi:10.1016/j.jmst.2017.02.011.
   Web of Science ®Google Scholar
• Ji S, Li Z, Wang Y, et al. Material flow behavior of refill friction stir spot welded LY12 aluminum alloy. High Temp Mater Process. 2017;36:495–504. doi:10.1515/htmp-2015-0254.
   Web of Science ®Google Scholar
• Li G, Zhou L, Luo L, et al. Microstructural evolution and mechanical properties of refill friction stir spot welded alclad 2A12-T4 aluminum alloy. J Mater Res Technol. 2019;8:4115–4129. doi:10.1016/j.jmrt.2019.07.021.
   Google Scholar
• Zhang ZK, Yu Y, Zhang JF, et al. Corrosion behavior of keyhole-free friction stir spot welded joints of dissimilar 6082 aluminum alloy and DP600 galvanized steel in 3.5&per; NaCl solution. Metals. 2017;7:1–13. doi:10.3390/met7090338.
   Web of Science ®Google Scholar
• Uematsu Y, Tokaji K, Tozaki Y, et al. Effect of re-filling probe hole on tensile failure and fatigue behaviour of friction stir spot welded joints in Al–Mg–Si alloy. Int J Fatigue. 2008;30:1956–1966. doi:10.1016/j.ijfatigue.2008.01.006.
   Web of Science ®Google Scholar
• Reilly A, Shercliff H, Chen Y, et al. Modelling and visualisation of material flow in friction stir spot welding. J Mater Process Technol. 2015;225:473–484. doi:10.1016/j.jmatprotec.2015.06.021.
   Web of Science ®Google Scholar
• Farmanbar N, Mousavizade SM, Elsa M, et al. AA5052 sheets welded by protrusion friction stir spot welding: high mechanical performance with considering sheets thickness at low dwelling time and tool rotation speed. Proc Inst Mech Eng Part C J Mech Eng Sci. 2019;0:1–12. doi:10.1177/0954406219850202.
   Google Scholar
• Tier MD, Rosendo TS, Dos Santos JF, et al. The influence of refill FSSW parameters on the microstructure and shear strength of 5042 aluminium welds. J Mater Process Technol. 2013;213:997–1005. doi:10.1016/j.jmatprotec.2012.12.009.
   Web of Science ®Google Scholar
• Freeney TA, Sharma SR, Mishra RS. Effect of welding parameters on properties of 5052 Al friction stir spot welds. SAE Tech Pap. 2006.
   Google Scholar
• Bozzi S, Helbert-Etter AL, Baudin T, et al. Influence of FSSW parameters on fracture mechanisms of 5182 aluminium welds. J Mater Process Technol. 2010;210:1429–1435. doi:10.1016/j.jmatprotec.2010.03.022.
   Web of Science ®Google Scholar
• Mahmoud TS, Khalifa TA. Microstructural and mechanical characteristics of aluminum alloy AA5754 friction stir spot welds. J Mater Eng Perform. 2014;23:898–905. doi:10.1007/s11665-013-0828-0.
   Web of Science ®Google Scholar
• Hornak J, Trnka P, Kadlec P. Magnesium oxide nanoparticles: dielectric properties, surface functionalization and improvement of epoxy-based composites insulating properties. Nanomaterials. 2018;8:1–17. doi:10.3390/nano8060381.
   Web of Science ®Google Scholar
• Neppiras EA. Ultrasonic welding of metals. Ultrasonics. 1965;3:128–135. doi:10.1016/S0041-624X(65)80003-8.
   Google Scholar
• Annoni M, Carboni M. Ultrasonic metal welding of AA 6022-T4 lap joints: part I – technological characterisation and static mechanical behaviour. Sci Technol Weld Join. 2011;16:107–115. doi:10.1179/1362171810Y.0000000014.
   Web of Science ®Google Scholar
• Carboni M, Annoni M. Ultrasonic metal welding of AA 6022-T4 lap joints: part II – fatigue behaviour, failure analysis and modelling. Sci Technol Weld Join. 2011;16:116–125. doi:10.1179/1362171810Y.0000000015.
   Web of Science ®Google Scholar
• Bergmann JP, Köhler T, Pöthig P. Advanced joining processes- Chapter 7- Ultrasonic welding. Amsterdam: Elsevier; 2021. p. 239–267. doi:10.1016/B978-0-12-820787-1.00007-3.
   Google Scholar
• Ni ZL, Ye FX. Ultrasonic spot welding of aluminum alloys: a review. J Manuf Process. 2018;35:580–594. doi:10.1016/j.jmapro.2018.09.009.
   Web of Science ®Google Scholar
• Ni ZL, Yang JJ, Hao YX, et al. Ultrasonic spot welding of aluminum to copper: a review. Int J Adv Manuf Technol. 2020;107:585–606. doi:10.1007/s00170-020-04997-5.
   Web of Science ®Google Scholar
• Mohammed SMAK, Dash SS, Jiang XQ, et al. Ultrasonic spot welding of 5182 aluminum alloy: evolution of microstructure and mechanical properties. Mater Sci Eng A. 2019;756:417–429. doi:10.1016/j.msea.2019.04.059.
   Web of Science ®Google Scholar
• Siddiq A, Ghassemieh E. Thermomechanical analyses of ultrasonic welding process using thermal and acoustic softening effects. Mech Mater. 2008;40:982–1000. doi:10.1016/j.mechmat.2008.06.004.
   Web of Science ®Google Scholar
• Kong CY, Soar RC, Dickens PM. A model for weld strength in ultrasonically consolidated components. Proc Inst Mech Eng Part C J Mech Eng Sci. 2005;219:83–91. doi:10.1243/095440605X8315.
   Web of Science ®Google Scholar
• Chen KK, Zhang YS, Wang HZ. Study of plastic deformation and interface friction process for ultrasonic welding. Sci Technol Weld Join. 2017;22:208–216. doi:10.1080/13621718.2016.1218601.
   Web of Science ®Google Scholar
• Li H, Cao B. Effects of welding pressure on high-power ultrasonic spot welding of Cu/Al dissimilar metals. J Manuf Process. 2019;46:194–203. doi:10.1016/j.jmapro.2019.07.018.
   Web of Science ®Google Scholar
• Kong CY, Soar RC, Dickens PM. Characterisation of aluminium alloy 6061 for the ultrasonic consolidation process. Mater Sci Eng A. 2003;363:99–106. doi:10.1016/S0921-5093(03)00590-2.
   Web of Science ®Google Scholar
• Kong CY, Soar RC, Dickens PM. Optimum process parameters for ultrasonic consolidation of 3003 aluminium. J Mater Process Technol. 2004;146:181–187. doi:10.1016/j.jmatprotec.2003.10.016.
   Web of Science ®Google Scholar
• Watanabe T, Yanagisawa A, Konuma S, et al. Effect of oxide film on bond strength of ultrasonically welded joints, and welding process. study of ultrasonic welding of dissimilar metals (2nd report). Weld Int. 1999;13:936–944. doi:10.1080/09507119909452077.
   Google Scholar
• Fujii HT, Endo H, Sato YS, et al. Interfacial microstructure evolution and weld formation during ultrasonic welding of Al alloy to Cu. Mater Charact. 2018;139:233–240. doi:10.1016/j.matchar.2018.03.010.
   Web of Science ®Google Scholar
• Matsuoka Si, Imai H. Direct welding of different metals used ultrasonic vibration. J Mater Process Technol. 2009;209:954–960. doi:10.1016/j.jmatprotec.2008.03.006.
   Web of Science ®Google Scholar
• Macwan A, Kumar A, Chen DL. Ultrasonic spot welded 6111-T4 aluminum alloy to galvanized high-strength low-alloy steel: microstructure and mechanical properties. Mater Des. 2017;113:284–296. doi:10.1016/j.matdes.2016.10.025.
   Web of Science ®Google Scholar
• Zhang G, Takahashi Y, Heng Z, et al. Ultrasonic weldability of al ribbon to cu sheet and the dissimilar joint formation mode. Mater Trans. 2015;56:1842–1851. doi:10.2320/matertrans.M2015251.
   Web of Science ®Google Scholar
• Gester A, Wagner G, Pöthig P, et al. Analysis of the oscillation behavior during ultrasonic welding of EN AW-1070 wire strands and EN CW004A terminals. Weld World. 2022;66:567–576. doi:10.1007/s40194-021-01222-z.
   Web of Science ®Google Scholar