Recent Submissions

  • Stress concentration factors for RHS-to-RHS X-connections near an open chord end 

    Daneshvar, S., Sun, M. & Tousignant, K. (2020). Stress concentration factors for RHS-to-RHS X-connections near an open chord end. Journal of Constructional Steel Research 175: 106352.
    This paper presents an experimental and finite-element (FE) study to determine stress concentration factors (SCFs) for directly welded rectangular hollow section (RHS)-to-RHS axially loaded X-connections near an open chord ...
  • Design of fillet welds in RHS-to-RHS moment T-connections under branch in-plane bending 

    Yaghoubshahi, M., Sun, M. & Tousignant, K. (2019). Design of fillet welds in RHS-to-RHS moment T-connections under branch in-plane bending. Journal of Constructional Steel Research 159: 122-133.
    Non-linear finite element (FE) models were developed to assess the AISC 360-16 Chapter K design approach for fillet welds in rectangular hollow section (RHS) moment T-connections under branch in-plane bending. The FE models ...
  • Fillet weld effective lengths in CHS X-connections. I: Experimentation 

    Tousignant, K. & Packer, J.A. (2017). Fillet weld effective lengths in CHS X-connections. I: Experimentation. Journal of Constructional Steel Research 138: 420-431.
    For the first time, an experimental test program was conducted to assess the strength of fillet welds in circular hollow section (CHS) connections. Six large-scale, fillet-welded CHS-to-CHS X-connections were designed with ...
  • Fillet weld effective lengths in CHS X-connections. II: Finite element modelling, parametric study and design 

    Tousignant, K. & Packer, J.A. (2017). Fillet weld effective lengths in CHS X-connections. II: Finite element modelling, parametric study and design. Journal of Constructional Steel Research 141: 77-90.
    Finite element (FE) modelling was performed to extend the results of a recently completed experimental test program to evaluate the static strength of fillet welds in X-connections between circular hollow sections (CHS). ...
  • Investigation of weld effective length rules for CHS X-connections 

    Tousignant, K. & Packer, J. A. (2017). Investigation of weld effective length rules for CHS X-connections. In Heidarpour, A. & Zhao, X. (Eds.), Tubular Structures XVI; Proc. Intern. Symp., Melbourne, Australia, 4-6 December 2017. Rotterdam: Balkema, 657-664.
    A laboratory-based test program was conducted to assess the performance of fillet welds in X-connections between circular hollow sections (CHS). Six full-scale, fillet-welded CHS-to-CHS X-connections were designed to be ...
  • Fillet welds around circular hollow sections 

    Tousignant, K. & Packer, J. A. (2019). Fillet welds around circular hollow sections. Welding in the World 63:421-433. https://doi.org/10.1007/s40194-018-00679-9
    A research program was conducted to evaluate the safety of design rules for fillet welds around the perimeter of steel circular hollow sections (CHS) in the current American Institute of Steel Construction (AISC) steel ...
  • Experimental Evaluation of Design Procedures for Fillet Welds to Hollow Structural Sections 

    Packer, J. A., Sun, M. & Tousignant, K. (2016). Experimental evaluation of design procedures for fillet welds to hollow structural sections. Journal of Structural Engineering, American Society of Civil Engineers 142(5): 04016007-1 – 04016007-12. https://doi.org/10.1061/(ASCE)ST.1943-541X.0001467
    This paper discusses contemporary design procedures for fillet welds to Hollow Structural Sections (HSS) in several prominent design codes. The structural reliability associated with the "directional strength enhancement ...
  • Numerical Investigation of Fillet Welds in HSS-to-Rigid End-Plate Connections 

    Tousignant, K. & Packer, J. A. (2017). Numerical investigation of fillet welds in HSS-to-rigid end-plate connections, Journal of Structural Engineering, American Society of Civil Engineers 143(12): 04017165-1 – 04017165-16. https://doi.org/10.1061/(ASCE)ST.1943-541X.0001889
    This paper presents a finite element (FE) investigation on the behavior of fillet-welded hollow structural section (HSS) rigid end-plate connections, wherein the entire weld length is effective. The FE models are validated ...