Design of cold-formed steel back-to-back connected built-up beams

S Selvaraj, M Madhavan - Journal of Constructional Steel Research, 2021 - Elsevier
Built-up sections are commonly used in cold-formed steel (CFS) structures. The built-up
sections are either welded or mechanically fastened based on the need and necessity …

Flexural behaviour and design of cold-formed steel wall panels sheathed with particle cement board

S Selvaraj, M Madhavan - Journal of Constructional Steel Research, 2019 - Elsevier
The bracing effect of Particle Cement Board (PCB) sheathing for the Cold-formed steel
(CFS) wall stud is explored in this study. Owing to the higher slenderness, the CFS wall stud …

Axial compression tests on CFRP strengthened CFS plain angle short columns

KS Vivek, MA Dar, MI Ali, M Manohar… - Scientific Reports, 2024 - nature.com
A comprehensive test program was performed to experimentally investigate the effect of
CFRP strengthening on the axial strength and stability of CFS plain angle short columns …

Application of low modulus CFRP fabric for steel beams strengthening: Experimental and design validation

SK Selvaraj, MM Madhavan - Thin-Walled Structures, 2025 - Elsevier
This paper presents experimental results of steel beams strengthened with low-density and
low-modulus CFRP fabrics, with the objective of,(i) checking the capability of the fabric type …

Influence of sheathing-fastener connection stiffness on the design strength of cold-formed steel wall panels

S Selvaraj, M Madhavan - Journal of Structural Engineering, 2020 - ascelibrary.org
This paper investigates the bracing effect of sheathing fastener connection on point-
symmetric shaped cold formed steel (CFS) studs through full-scale laboratory tests. The test …

Sheathing-fastener connection strength based design method for sheathed CFS point-symmetric wall frame studs

S Selvaraj, M Madhavan, HH Lau - Structures, 2021 - Elsevier
Cold-formed steel (CFS) in construction delivers cost effectiveness and design flexibility. The
instability failures of CFS Structural members significantly influences the failures of …

Experimental study on fatigue behavior of butt-welded thin-walled steel plates strengthened using CFRP sheets

L Tong, Q Yu, XL Zhao - Thin-Walled Structures, 2020 - Elsevier
Welded steel joints in structures are susceptible to fatigue failure. In this context, advanced
carbon fiber reinforced polymer (CFRP) possess a demonstrated potential for the fatigue …

Retrofitting of structural steel channel sections using cold-formed steel encasing channels

S Selvaraj, M Madhavan - Journal of Performance of Constructed …, 2018 - ascelibrary.org
A four-point bending test was carried out to examine the feasibility of using cold-formed steel
(CFS) channel for retrofitting of open hot rolled steel (HRS) channels. The retrofitting …

Strengthening of laterally restrained steel beams subjected to flexural loading using low-modulus CFRP

S Selvaraj, M Madhavan - Journal of Performance of Constructed …, 2019 - ascelibrary.org
Upgrading the flexural design strength of the structural member for increased live load
without disrupting the functionality of the structure is an arduous task. One such problem was …

Investigation of flexural behavior and interfacial performance in CFRP strengthened notched steel beams under adhesive curing using PZT-based wave propagation …

X Li, Y Qin, D Yang, J Deng, D Guo - Thin-Walled Structures, 2025 - Elsevier
Externally bonding through adhesive is a widely utilized method for FRP-strengthened
substrates. However, the impact of early-age adhesive curing duration on the mechanical …