Deformation behavior and bonding properties of Cu/Al laminated composite plate by corrugated cold roll bonding
Cu/Al corrugated laminated composites were prepared by corrugated cold roll bonding (CCRB), and the deformation behavior and bonding properties of the laminated composites were investigated by experimental research and numerical simulation. The results demonstrate that the “cross shear zones” formed...
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Elsevier
2023-01-01
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Series: | Journal of Materials Research and Technology |
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Online Access: | http://www.sciencedirect.com/science/article/pii/S2238785422020233 |
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author | Gao Xiangyu Niu Wenquan Pei Wenle Huang Zhiquan Wang Tao Ma Lifeng |
author_facet | Gao Xiangyu Niu Wenquan Pei Wenle Huang Zhiquan Wang Tao Ma Lifeng |
author_sort | Gao Xiangyu |
collection | DOAJ |
description | Cu/Al corrugated laminated composites were prepared by corrugated cold roll bonding (CCRB), and the deformation behavior and bonding properties of the laminated composites were investigated by experimental research and numerical simulation. The results demonstrate that the “cross shear zones” formed by the CCRB process are substantially more in the Cu layer than the Al layer. Furthermore, increasing the rolling reduction can further expand the difference of the “cross shear zones” between the Cu layer and the Al layer, which is conducive to promote the plastic deformation of the hard-to-deform metal Cu and decreasing the deformation difference between the two metals, thereby reducing the warpage of the Cu/Al laminated composites. It is observed from the microstructure that the rolling reduction increased from 36% to 49%, the morphology of Al adhering to the Cu side at the trough evolves from strip to network shape, even almost covering the entire shear section of the Cu side, and the shear strength increases by 47.44 MPa. Whereas the morphology of Al adhering to the Cu side at the peak is all point-like or flake-like, and the shear strength only increases by 17.74 MPa. Additionally, it is demonstrated that as rolling reduction increases, the shear stress produced by the rapidly expanding “cross shear zones” is the primary cause for the significant increase in bonding strength at the trough. This shear stress accelerates the rupture of the hard brittle layers on the surfaces of Cu layers, while the steadily rising normal stress provides more energy for the bonding between the metals. |
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institution | Directory Open Access Journal |
issn | 2238-7854 |
language | English |
last_indexed | 2024-04-10T20:17:12Z |
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publisher | Elsevier |
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series | Journal of Materials Research and Technology |
spelling | doaj.art-9558b459755541eeb741289b45faf75d2023-01-26T04:46:36ZengElsevierJournal of Materials Research and Technology2238-78542023-01-012232073217Deformation behavior and bonding properties of Cu/Al laminated composite plate by corrugated cold roll bondingGao Xiangyu0Niu Wenquan1Pei Wenle2Huang Zhiquan3Wang Tao4Ma Lifeng5College of Mechanical Engineering, Taiyuan University of Science and Technology, Taiyuan 030024, China; Engineering Research Center of Advanced Metal Composites Forming Technology and Equipment, Ministry of Education, Taiyuan University of Technology, Taiyuan, 030024, ChinaCollege of Mechanical Engineering, Taiyuan University of Science and Technology, Taiyuan 030024, ChinaCollege of Mechanical Engineering, Taiyuan University of Science and Technology, Taiyuan 030024, China; The Collaboration Innovation Center of Taiyuan Heavy Machinery Equipment, Taiyuan University of Science and Technology, Taiyuan, 030024, ChinaCollege of Mechanical Engineering, Taiyuan University of Science and Technology, Taiyuan 030024, China; Corresponding author.Engineering Research Center of Advanced Metal Composites Forming Technology and Equipment, Ministry of Education, Taiyuan University of Technology, Taiyuan, 030024, China; College of Mechanical and Vehicle Engineering, Taiyuan University of Technology, Taiyuan 030024, ChinaCollege of Mechanical Engineering, Taiyuan University of Science and Technology, Taiyuan 030024, ChinaCu/Al corrugated laminated composites were prepared by corrugated cold roll bonding (CCRB), and the deformation behavior and bonding properties of the laminated composites were investigated by experimental research and numerical simulation. The results demonstrate that the “cross shear zones” formed by the CCRB process are substantially more in the Cu layer than the Al layer. Furthermore, increasing the rolling reduction can further expand the difference of the “cross shear zones” between the Cu layer and the Al layer, which is conducive to promote the plastic deformation of the hard-to-deform metal Cu and decreasing the deformation difference between the two metals, thereby reducing the warpage of the Cu/Al laminated composites. It is observed from the microstructure that the rolling reduction increased from 36% to 49%, the morphology of Al adhering to the Cu side at the trough evolves from strip to network shape, even almost covering the entire shear section of the Cu side, and the shear strength increases by 47.44 MPa. Whereas the morphology of Al adhering to the Cu side at the peak is all point-like or flake-like, and the shear strength only increases by 17.74 MPa. Additionally, it is demonstrated that as rolling reduction increases, the shear stress produced by the rapidly expanding “cross shear zones” is the primary cause for the significant increase in bonding strength at the trough. This shear stress accelerates the rupture of the hard brittle layers on the surfaces of Cu layers, while the steadily rising normal stress provides more energy for the bonding between the metals.http://www.sciencedirect.com/science/article/pii/S2238785422020233Cu/Al laminated compositesCorrugated cold roll bondingNumerical simulationDeformation behaviorCross shear zones |
spellingShingle | Gao Xiangyu Niu Wenquan Pei Wenle Huang Zhiquan Wang Tao Ma Lifeng Deformation behavior and bonding properties of Cu/Al laminated composite plate by corrugated cold roll bonding Journal of Materials Research and Technology Cu/Al laminated composites Corrugated cold roll bonding Numerical simulation Deformation behavior Cross shear zones |
title | Deformation behavior and bonding properties of Cu/Al laminated composite plate by corrugated cold roll bonding |
title_full | Deformation behavior and bonding properties of Cu/Al laminated composite plate by corrugated cold roll bonding |
title_fullStr | Deformation behavior and bonding properties of Cu/Al laminated composite plate by corrugated cold roll bonding |
title_full_unstemmed | Deformation behavior and bonding properties of Cu/Al laminated composite plate by corrugated cold roll bonding |
title_short | Deformation behavior and bonding properties of Cu/Al laminated composite plate by corrugated cold roll bonding |
title_sort | deformation behavior and bonding properties of cu al laminated composite plate by corrugated cold roll bonding |
topic | Cu/Al laminated composites Corrugated cold roll bonding Numerical simulation Deformation behavior Cross shear zones |
url | http://www.sciencedirect.com/science/article/pii/S2238785422020233 |
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