Numerical Investigation of the Effect of Rolling on the Localized Stress and Strain Induction for Wire + Arc Additive Manufactured Structures

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Numerical Investigation of the Effect of Rolling on the Localized Stress and Strain Induction for Wire + Arc Additive Manufactured Structures. / Abbaszadeh, M.; Hönnige, J. R.; Martina, F. et al.

In: Journal of Materials Engineering and Performance, Vol. 28, No. 8, 15.08.2019, p. 4931-4942.

Research output: Journal contributionsJournal articlesResearchpeer-review

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Abbaszadeh M, Hönnige JR, Martina F, Neto L, Kashaev N, Colegrove P et al. Numerical Investigation of the Effect of Rolling on the Localized Stress and Strain Induction for Wire + Arc Additive Manufactured Structures. Journal of Materials Engineering and Performance. 2019 Aug 15;28(8):4931-4942. doi: 10.1007/s11665-019-04249-y

Bibtex

@article{b3eb2c0647b247e8a1144ec45deef48f,
title = "Numerical Investigation of the Effect of Rolling on the Localized Stress and Strain Induction for Wire + Arc Additive Manufactured Structures",
abstract = "Cold rolling can be used in-process or post-process to improve microstructure, mechanical properties and residual stress in directed-energy-deposition techniques, such as the high deposition rate wire + arc additive manufacturing (WAAM) process. Finite element simulations of the rolling process are employed to investigate the effect of rolling parameters, in particular rolling load and roller profile radius on the residual stress field as well as plastic strain distribution for the profiled roller. The results show the response to rolling of commonly used structural metals in WAAM, i.e., AA2319, S335JR steel and Ti-6Al-4V, taking into account the presence of residual stresses. The rolling load leads to changes in the location and the maximum value of the compressive residual stresses, as well as the depth of the compressive residual stresses. However, the roller profile radius only changes the maximum value of these compressive residual stresses. Changing the rolling load influences the equivalent plastic strain close to the top surface of the wall as well as in deeper areas, whereas the influence of the roller profile radius is negligible. The plastic strain distribution is virtually unaffected by the initial residual stresses prior to rolling. Finally, design curves were generated from the simulations for different materials, suggesting ideal rolling load and roller profile combinations for microstructural improvement requiring certain plastic strains at a specific depth of the additive structure.",
keywords = "AA2319, cold working, design curve, finite element method, profiled rolling, S355JR, Ti-6Al-4V, Engineering",
author = "M. Abbaszadeh and H{\"o}nnige, {J. R.} and F. Martina and L. Neto and N. Kashaev and P. Colegrove and S. Williams and B. Klusemann",
note = "This project has received funding from the European Unions Horizon 2020 research and innovation programme in the project LASIMM (Large Additive Subtractive Integrated Modular Machine) under Grant Agreement No. 723600 which is gratefully acknowledged. In addition, the authors thank Stefan Riekehr for conducting the compression tests to obtain the required material data for the simulation.",
year = "2019",
month = aug,
day = "15",
doi = "10.1007/s11665-019-04249-y",
language = "English",
volume = "28",
pages = "4931--4942",
journal = "Journal of Materials Engineering and Performance",
issn = "1059-9495",
publisher = "Springer New York LLC",
number = "8",

}

RIS

TY - JOUR

T1 - Numerical Investigation of the Effect of Rolling on the Localized Stress and Strain Induction for Wire + Arc Additive Manufactured Structures

AU - Abbaszadeh, M.

AU - Hönnige, J. R.

AU - Martina, F.

AU - Neto, L.

AU - Kashaev, N.

AU - Colegrove, P.

AU - Williams, S.

AU - Klusemann, B.

N1 - This project has received funding from the European Unions Horizon 2020 research and innovation programme in the project LASIMM (Large Additive Subtractive Integrated Modular Machine) under Grant Agreement No. 723600 which is gratefully acknowledged. In addition, the authors thank Stefan Riekehr for conducting the compression tests to obtain the required material data for the simulation.

PY - 2019/8/15

Y1 - 2019/8/15

N2 - Cold rolling can be used in-process or post-process to improve microstructure, mechanical properties and residual stress in directed-energy-deposition techniques, such as the high deposition rate wire + arc additive manufacturing (WAAM) process. Finite element simulations of the rolling process are employed to investigate the effect of rolling parameters, in particular rolling load and roller profile radius on the residual stress field as well as plastic strain distribution for the profiled roller. The results show the response to rolling of commonly used structural metals in WAAM, i.e., AA2319, S335JR steel and Ti-6Al-4V, taking into account the presence of residual stresses. The rolling load leads to changes in the location and the maximum value of the compressive residual stresses, as well as the depth of the compressive residual stresses. However, the roller profile radius only changes the maximum value of these compressive residual stresses. Changing the rolling load influences the equivalent plastic strain close to the top surface of the wall as well as in deeper areas, whereas the influence of the roller profile radius is negligible. The plastic strain distribution is virtually unaffected by the initial residual stresses prior to rolling. Finally, design curves were generated from the simulations for different materials, suggesting ideal rolling load and roller profile combinations for microstructural improvement requiring certain plastic strains at a specific depth of the additive structure.

AB - Cold rolling can be used in-process or post-process to improve microstructure, mechanical properties and residual stress in directed-energy-deposition techniques, such as the high deposition rate wire + arc additive manufacturing (WAAM) process. Finite element simulations of the rolling process are employed to investigate the effect of rolling parameters, in particular rolling load and roller profile radius on the residual stress field as well as plastic strain distribution for the profiled roller. The results show the response to rolling of commonly used structural metals in WAAM, i.e., AA2319, S335JR steel and Ti-6Al-4V, taking into account the presence of residual stresses. The rolling load leads to changes in the location and the maximum value of the compressive residual stresses, as well as the depth of the compressive residual stresses. However, the roller profile radius only changes the maximum value of these compressive residual stresses. Changing the rolling load influences the equivalent plastic strain close to the top surface of the wall as well as in deeper areas, whereas the influence of the roller profile radius is negligible. The plastic strain distribution is virtually unaffected by the initial residual stresses prior to rolling. Finally, design curves were generated from the simulations for different materials, suggesting ideal rolling load and roller profile combinations for microstructural improvement requiring certain plastic strains at a specific depth of the additive structure.

KW - AA2319

KW - cold working

KW - design curve

KW - finite element method

KW - profiled rolling

KW - S355JR

KW - Ti-6Al-4V

KW - Engineering

UR - http://www.scopus.com/inward/record.url?scp=85070945065&partnerID=8YFLogxK

U2 - 10.1007/s11665-019-04249-y

DO - 10.1007/s11665-019-04249-y

M3 - Journal articles

AN - SCOPUS:85070945065

VL - 28

SP - 4931

EP - 4942

JO - Journal of Materials Engineering and Performance

JF - Journal of Materials Engineering and Performance

SN - 1059-9495

IS - 8

ER -

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