Microstructure-based modeling of IMC layer thickness effect on tensile behavior of Cu/Al clad strip

A microstructure-based model is proposed for quantitative estimation of tensile mechanical property of Cu/Al clad strips. In the proposed model, the fracture criterion for matrix Cu and Al, interface intermetallic compounds (IMCs) and interface between matrix and IMCs are established and incorporate...

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Main Authors: Tao Sun, Hong-wu Song, Fu-an Hua, Jian-ping Li
Format: Article
Language:English
Published: IOP Publishing 2020-01-01
Series:Materials Research Express
Subjects:
Online Access:https://doi.org/10.1088/2053-1591/ab6c0a
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author Tao Sun
Hong-wu Song
Fu-an Hua
Jian-ping Li
author_facet Tao Sun
Hong-wu Song
Fu-an Hua
Jian-ping Li
author_sort Tao Sun
collection DOAJ
description A microstructure-based model is proposed for quantitative estimation of tensile mechanical property of Cu/Al clad strips. In the proposed model, the fracture criterion for matrix Cu and Al, interface intermetallic compounds (IMCs) and interface between matrix and IMCs are established and incorporated. The effect of IMCs thickness and strip thickness on tensile behavior of Cu/Al strip was studied quantitatively using the proposed model. And a new dimensionless parameter w/t is also proposed to be a control index for tensile mechanical property of Cu/Al clad strips. And a critical value of w/t which is defined to be 0.025 in this study is found to be important in controlling mechanical property of Cu/Al strip with a thickness less than 0.5 mm. The potential application of the proposed model and parameter is also discussed for annealing process optimization and mechanical property control of 0.12 mm thick Cu/Al clad strips.
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spelling doaj.art-34c715b76e124146bc9247eb325e92ee2023-08-09T15:31:16ZengIOP PublishingMaterials Research Express2053-15912020-01-017101658910.1088/2053-1591/ab6c0aMicrostructure-based modeling of IMC layer thickness effect on tensile behavior of Cu/Al clad stripTao Sun0Hong-wu Song1https://orcid.org/0000-0003-4872-6807Fu-an Hua2Jian-ping Li3The State Key Laboratory of Rolling and Automation, Northeastern University , Shenyang 110819, People’s Republic of ChinaInstitute of Metal Research, Chinese Academy of Sciences, Shenyang 110016, People’s Republic of ChinaThe State Key Laboratory of Rolling and Automation, Northeastern University , Shenyang 110819, People’s Republic of ChinaThe State Key Laboratory of Rolling and Automation, Northeastern University , Shenyang 110819, People’s Republic of ChinaA microstructure-based model is proposed for quantitative estimation of tensile mechanical property of Cu/Al clad strips. In the proposed model, the fracture criterion for matrix Cu and Al, interface intermetallic compounds (IMCs) and interface between matrix and IMCs are established and incorporated. The effect of IMCs thickness and strip thickness on tensile behavior of Cu/Al strip was studied quantitatively using the proposed model. And a new dimensionless parameter w/t is also proposed to be a control index for tensile mechanical property of Cu/Al clad strips. And a critical value of w/t which is defined to be 0.025 in this study is found to be important in controlling mechanical property of Cu/Al strip with a thickness less than 0.5 mm. The potential application of the proposed model and parameter is also discussed for annealing process optimization and mechanical property control of 0.12 mm thick Cu/Al clad strips.https://doi.org/10.1088/2053-1591/ab6c0aclad stripcold roll bondingintermetallic compoundtensile propertymicrostructure-based modeling
spellingShingle Tao Sun
Hong-wu Song
Fu-an Hua
Jian-ping Li
Microstructure-based modeling of IMC layer thickness effect on tensile behavior of Cu/Al clad strip
Materials Research Express
clad strip
cold roll bonding
intermetallic compound
tensile property
microstructure-based modeling
title Microstructure-based modeling of IMC layer thickness effect on tensile behavior of Cu/Al clad strip
title_full Microstructure-based modeling of IMC layer thickness effect on tensile behavior of Cu/Al clad strip
title_fullStr Microstructure-based modeling of IMC layer thickness effect on tensile behavior of Cu/Al clad strip
title_full_unstemmed Microstructure-based modeling of IMC layer thickness effect on tensile behavior of Cu/Al clad strip
title_short Microstructure-based modeling of IMC layer thickness effect on tensile behavior of Cu/Al clad strip
title_sort microstructure based modeling of imc layer thickness effect on tensile behavior of cu al clad strip
topic clad strip
cold roll bonding
intermetallic compound
tensile property
microstructure-based modeling
url https://doi.org/10.1088/2053-1591/ab6c0a
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AT hongwusong microstructurebasedmodelingofimclayerthicknesseffectontensilebehaviorofcualcladstrip
AT fuanhua microstructurebasedmodelingofimclayerthicknesseffectontensilebehaviorofcualcladstrip
AT jianpingli microstructurebasedmodelingofimclayerthicknesseffectontensilebehaviorofcualcladstrip