Researching | Mechanism of Pore Formation of Laser Overlapped Joint of A356/6082 Dissimilar Aluminum Alloy

Chinese Journal of Lasers, Volume. 51, Issue 24, 2402108(2024)

Mechanism of Pore Formation of Laser Overlapped Joint of A356/6082 Dissimilar Aluminum Alloy

Jian Yang^1,2, Shuncun Luo^1、*, Pengfei Pei², Xiaonan Wang^1、**, Jia Song², and Hai Zhang^1、***

Author Affiliations

¹High-Performance Metal Structural Materials Research Institute, School of Iron and Steel, Soochow University, Suzhou 215021, Jiangsu , China

²Weiqiao (Soochow) Lightweight Research Institute Co., Ltd., Suzhou 215001, Jiangsu , China

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[1] Miller W S, Zhuang L, Bottema J et al. Recent development in aluminium alloys for the automotive industry[J]. Materials Science and Engineering: A, 280, 37-49(2000).

[2] Li P, Nie F H, Dong H G et al. Pulse MIG welding of 6061-T6/A356-T6 aluminum alloy dissimilar T-joint[J]. Journal of Materials Engineering and Performance, 27, 4760-4769(2018).

[3] Sun J Y, Liu R X, Hu L J et al. Study on the FSW process of A356-T6/6061-T6 dissimilar aluminum alloy[J]. Aerospace Materials Technology, 47, 60-66(2017).

[4] Mi G Y, Jiang Y M, Wang C M et al. Effect of Ti intermediate layer thickness on microstructure and mechanical properties of 7075 aluminum alloy by laser beam swing welding[J]. Chinese Journal of Lasers, 50, 2402102(2023).

[5] Wang X N, Chen X M, Huan P C et al. Review of laser-arc hybrid welding process of aluminum alloys for new energy vehicles(invited)[J]. Chinese Journal of Lasers, 51, 0402102(2024).

[6] Haboudou A, Peyre P, Vannes A B et al. Reduction of porosity content generated during Nd: YAG laser welding of A356 and AA5083 aluminium alloys[J]. Materials Science and Engineering: A, 363, 40-52(2003).

[7] Chen L, Mi G Y, Zhang X et al. Effects of sinusoidal oscillating laser beam on weld formation, melt flow and grain structure during aluminum alloys lap welding[J]. Journal of Materials Processing Technology, 298, 117314(2021).

[8] Vargas J A, Torres J E, Pacheco J A et al. Analysis of heat input effect on the mechanical properties of Al-6061-T6 alloy weld joints[J]. Materials Design, 52, 556-564(2013).

[9] Li L Q, Gong J F, Xia H B et al. Influence of scan paths on flow dynamics and weld formations during oscillating laser welding of 5A06 aluminum alloy[J]. Journal of Materials Research and Technology, 11, 19-32(2021).

[10] Jiang Z G, Chen X, Li H et al. Grain refinement and laser energy distribution during laser oscillating welding of Invar alloy[J]. Materials Design, 186, 108195(2020).

[11] Lu R D, Wei H Y, Li F Z et al. In-situ monitoring of the penetration status of keyhole laser welding by using a support vector machine with interaction time conditioned keyhole behaviors[J]. Optics and Lasers in Engineering, 130, 106099(2020).

[12] Tang Z J, Wan L, Yang H H et al. Stable conduction mode welding of conventional high-reflectivity metals with 2000 W blue laser[J]. Optics Laser Technology, 168, 109971(2024).

[13] Xu J J, Rong Y M, Huang Y et al. Keyhole-induced porosity formation during laser welding[J]. Journal of Materials Processing Technology, 252, 720-727(2018).

[14] Chen L, Wang C M, Mi G Y et al. Effects of laser oscillating frequency on energy distribution, molten pool morphology and grain structure of AA6061/AA5182 aluminum alloys lap welding[J]. Journal of Materials Research and Technology, 15, 3133-3148(2021).

[15] Wang Y L, Jiang P, Zhao J T et al. Effects of energy density attenuation on the stability of keyhole and molten pool during deep penetration laser welding process: a combined numerical and experimental study[J]. International Journal of Heat and Mass Transfer, 176, 121410(2021).

[16] Zhang C, Li X W, Gao M. Effects of circular oscillating beam on heat transfer and melt flow of laser melting pool[J]. Journal of Materials Research and Technology, 9, 9271-9282(2020).

[17] Geng S N, Jiang P, Shao X Y et al. Heat transfer and fluid flow and their effects on the solidification microstructure in full-penetration laser welding of aluminum sheet[J]. Journal of Materials Science Technology, 46, 50-63(2020).

[18] Wang Z Y, Gao M. Numerical simulations of oscillating laser welding: a review[J]. Journal of Manufacturing Processes, 119, 744-757(2024).

[19] Pang S Y, Chen X, Zhou J X et al. 3D transient multiphase model for keyhole, vapor plume, and weld pool dynamics in laser welding including the ambient pressure effect[J]. Optics and Lasers in Engineering, 74, 47-58(2015).

[20] Chen L, Wang C M, Xiong L D et al. Microstructural, porosity and mechanical properties of lap joint laser welding for 5182 and 6061 dissimilar aluminum alloys under different place configurations[J]. Materials Design, 191, 108625(2020).

[21] Han X X, Tang X H, Wang T G et al. Role of ambient pressure in keyhole dynamics based on beam transmission path method for laser welding on Al alloy[J]. The International Journal of Advanced Manufacturing Technology, 99, 1639-1651(2018).

[22] Fetzer F, Sommer M, Weber R et al. Reduction of pores by means of laser beam oscillation during remote welding of AlMgSi[J]. Optics and Lasers in Engineering, 108, 68-77(2018).

[23] Zhao C, Parab N D, Li X X et al. Critical instability at moving keyhole tip generates porosity in laser melting[J]. Science, 370, 1080-1086(2020).

[24] Liu T T, Mu Z Y, Hu R Z et al. Sinusoidal oscillating laser welding of 7075 aluminum alloy: hydrodynamics, porosity formation and optimization[J]. International Journal of Heat and Mass Transfer, 140, 346-358(2019).

[25] Shin J, Kang S, Hyun K et al. In-depth characterization of an aluminum alloy welded by a dual-mode fiber laser[J]. Journal of Materials Research and Technology, 18, 2910-2921(2022).

[26] Hagenlocher C, Sommer M, Fetzer F et al. Optimization of the solidification conditions by means of beam oscillation during laser beam welding of aluminum[J]. Materials Design, 160, 1178-1185(2018).

[27] Ramiarison H, Barka N, Amira S. Optimization of parameters in laser welding of aluminum alloy 5052-H32 using beam oscillation technique for mechanical performance improvement[J]. International Journal of Lightweight Materials and Manufacture, 5, 470-483(2022).

[28] Han C, Jiang P, Geng S N et al. Ultra grain refinement and mechanical properties improvement of all-weld-metal for medium-thick Al-Li alloy via laser beam oscillation and in situ alloying[J]. Optics Laser Technology, 168, 109965(2024).

[29] Wang Y P, Li H, Li Z X et al. Refining microstructure of medium-thick AA2219 aluminium alloy welded joint by ultrasonic frequency double-pulsed arc[J]. Journal of Materials Research and Technology, 23, 3048-3061(2023).

[30] Wang Z M, Oliveira J P, Zeng Z et al. Laser beam oscillating welding of 5A06 aluminum alloys: microstructure, porosity and mechanical properties[J]. Optics Laser Technology, 111, 58-65(2019).

[31] Guo J Z, Wang J F, Hao L J et al. Microstructure heterogeneity and mechanical properties of laser mirror welded joint of 2219 aluminum alloy[J]. Chinese Journal of Lasers, 50, 1602101(2023).

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Jian Yang, Shuncun Luo, Pengfei Pei, Xiaonan Wang, Jia Song, Hai Zhang. Mechanism of Pore Formation of Laser Overlapped Joint of A356/6082 Dissimilar Aluminum Alloy[J]. Chinese Journal of Lasers, 2024, 51(24): 2402108

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Paper Information

Category: Laser Forming Manufacturing

Received: Jan. 11, 2024

Accepted: Apr. 1, 2024

Published Online: Dec. 11, 2024

The Author Email: Luo Shuncun (scluo@suda.edu.cn), Wang Xiaonan (wxn@suda.edu.cn), Zhang Hai (zhanghai888jp@suda.edu.cn)

DOI:10.3788/CJL240485

CSTR:32183.14.CJL240485

Topics

laser devices and laser physics

Lasers and Laser Optics

laser manufacturing

Instrumentation, Measurement and Metrology