Generalized Formulation for Fatigue Assessment of Laser Stake-welded T-joints Varying Thicknesses and Loading Conditions

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Generalized Formulation for Fatigue Assessment of Laser Stake-welded T-joints Varying Thicknesses and Loading Conditions. / Gallo, Pasquale; Remes, Heikki; Romanoff, Jani.

IIW 2018 - International Conference on Advanced Welding and Smart Fabrication Technologies. Vol. 269 EDP SCIENCES, 2019. 03001 (MATEC web of conferences).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Harvard

Gallo, P, Remes, H & Romanoff, J 2019, Generalized Formulation for Fatigue Assessment of Laser Stake-welded T-joints Varying Thicknesses and Loading Conditions. in IIW 2018 - International Conference on Advanced Welding and Smart Fabrication Technologies. vol. 269, 03001, MATEC web of conferences, EDP SCIENCES, International Conference on Advanced Welding and Smart Fabrication Technologies, Bali, Indonesia, 15/07/2018. https://doi.org/10.1051/matecconf/201926903001

APA

Gallo, P., Remes, H., & Romanoff, J. (2019). Generalized Formulation for Fatigue Assessment of Laser Stake-welded T-joints Varying Thicknesses and Loading Conditions. In IIW 2018 - International Conference on Advanced Welding and Smart Fabrication Technologies (Vol. 269). [03001] (MATEC web of conferences). EDP SCIENCES. https://doi.org/10.1051/matecconf/201926903001

Vancouver

Gallo P, Remes H, Romanoff J. Generalized Formulation for Fatigue Assessment of Laser Stake-welded T-joints Varying Thicknesses and Loading Conditions. In IIW 2018 - International Conference on Advanced Welding and Smart Fabrication Technologies. Vol. 269. EDP SCIENCES. 2019. 03001. (MATEC web of conferences). https://doi.org/10.1051/matecconf/201926903001

Author

Gallo, Pasquale ; Remes, Heikki ; Romanoff, Jani. / Generalized Formulation for Fatigue Assessment of Laser Stake-welded T-joints Varying Thicknesses and Loading Conditions. IIW 2018 - International Conference on Advanced Welding and Smart Fabrication Technologies. Vol. 269 EDP SCIENCES, 2019. (MATEC web of conferences).

Bibtex - Download

@inproceedings{d68863e69852440fa04dd6d0bb695998,
title = "Generalized Formulation for Fatigue Assessment of Laser Stake-welded T-joints Varying Thicknesses and Loading Conditions",
abstract = "The present work considers the evolution of the crack tip plasticity ahead of the crack-like notches with varying the loading condition and the thickness of laser stake-welded T-joints. A general procedure is described for the fatigue assessment of the joints under different loading conditions and made of different thicknesses. The new method is based on the analyses of the first order plastic radius (according to Irwin) for pure mode I, and it is generalized to mixed mode (I+II) by using the Minimum Plastic Zone Radius (MPZR) criterion. The method is validated, in the end, with a case study and explains why the fatigue slope m varies for joints loaded under bending/tension and when the thickness is reduced. The results prove that the procedure gives an excellent estimation of the fatigue life.",
keywords = "welded joints, thin plates, Laser stake-welds",
author = "Pasquale Gallo and Heikki Remes and Jani Romanoff",
year = "2019",
doi = "10.1051/matecconf/201926903001",
language = "English",
volume = "269",
series = "MATEC web of conferences",
publisher = "EDP SCIENCES",
booktitle = "IIW 2018 - International Conference on Advanced Welding and Smart Fabrication Technologies",
address = "France",

}

RIS - Download

TY - GEN

T1 - Generalized Formulation for Fatigue Assessment of Laser Stake-welded T-joints Varying Thicknesses and Loading Conditions

AU - Gallo, Pasquale

AU - Remes, Heikki

AU - Romanoff, Jani

PY - 2019

Y1 - 2019

N2 - The present work considers the evolution of the crack tip plasticity ahead of the crack-like notches with varying the loading condition and the thickness of laser stake-welded T-joints. A general procedure is described for the fatigue assessment of the joints under different loading conditions and made of different thicknesses. The new method is based on the analyses of the first order plastic radius (according to Irwin) for pure mode I, and it is generalized to mixed mode (I+II) by using the Minimum Plastic Zone Radius (MPZR) criterion. The method is validated, in the end, with a case study and explains why the fatigue slope m varies for joints loaded under bending/tension and when the thickness is reduced. The results prove that the procedure gives an excellent estimation of the fatigue life.

AB - The present work considers the evolution of the crack tip plasticity ahead of the crack-like notches with varying the loading condition and the thickness of laser stake-welded T-joints. A general procedure is described for the fatigue assessment of the joints under different loading conditions and made of different thicknesses. The new method is based on the analyses of the first order plastic radius (according to Irwin) for pure mode I, and it is generalized to mixed mode (I+II) by using the Minimum Plastic Zone Radius (MPZR) criterion. The method is validated, in the end, with a case study and explains why the fatigue slope m varies for joints loaded under bending/tension and when the thickness is reduced. The results prove that the procedure gives an excellent estimation of the fatigue life.

KW - welded joints

KW - thin plates

KW - Laser stake-welds

UR - https://doi.org/10.1051/matecconf/201926903001

U2 - 10.1051/matecconf/201926903001

DO - 10.1051/matecconf/201926903001

M3 - Conference contribution

VL - 269

T3 - MATEC web of conferences

BT - IIW 2018 - International Conference on Advanced Welding and Smart Fabrication Technologies

PB - EDP SCIENCES

ER -

ID: 32948437