Geometric imperfections in CFS structural members: Part I: A review of the basics and some modeling strategies

S Farzanian, A Louhghalam, BW Schafer… - Thin-Walled …, 2023 - Elsevier
Unavoidable geometric imperfections complicate the load–displacement response of thin-
walled cold-formed steel (CFS) structural members. While the inclusion of geometric …

Advances in the Direct Strength Method of cold-formed steel design

BW Schafer - Thin-walled structures, 2019 - Elsevier
Twenty years ago, the Direct Strength Method (DSM) was first proposed as an efficient
alternative to traditional design methods for thin-walled cold-formed steel (CFS) structural …

Experimental study on the composite action in sheathed and bare built-up cold-formed steel columns

DC Fratamico, S Torabian, X Zhao… - Thin-Walled …, 2018 - Elsevier
This paper reports on experiments addressing the buckling and collapse behavior of
common built-up cold-formed steel (CFS) columns. The built-up column consists of two …

Behaviour of cold-formed steel lipped channel sections subject to eccentric axial compression

M Peiris, M Mahendran - Journal of Constructional Steel Research, 2021 - Elsevier
The use of light-gauge steel framed (LSF) wall systems in low-and mid-rise buildings has
increased due to the fast and clean construction and robust structural performance. Cold …

Laser-based cross-section measurement of cold-formed steel members: Model reconstruction and application

X Zhao, M Tootkaboni, BW Schafer - Thin-Walled Structures, 2017 - Elsevier
The objective of this paper is to present procedures for processing three-dimensional point
clouds that are generated from laser-based scanning of a cold-formed steel member into …

Experimental response of cold-formed steel lipped channel beam-columns

S Torabian, B Zheng, BW Schafer - Thin-walled structures, 2015 - Elsevier
In this paper, the structural strength and stability of cold-formed steel lipped channel beam-
columns under bi-axial moments and axial force are experimentally investigated. The results …

Capacity and design of cold-formed steel warping-restrained beam-column elements

M Hasanali, SM Mojtabaei, GC Clifton… - … of Constructional Steel …, 2022 - Elsevier
In current design standards, cold-formed steel (CFS) beam-column elements are generally
designed by considering fully warping free behaviour in their supports, which means the …

Prestressed cold-formed steel beams: Concept and mechanical behaviour

N Hadjipantelis, L Gardner, MA Wadee - Engineering Structures, 2018 - Elsevier
An innovative concept, whereby the load-carrying capacity and serviceability performance of
cold-formed steel beams are enhanced by utilising prestressing techniques, is presented …

Buckling behaviour of cold-formed steel sigma and lipped channel beam–column members

F Oeztuerk, SM Mojtabaei, M Şentürk, S Pul… - Thin-Walled …, 2022 - Elsevier
To determine the load-bearing capacity of cold-formed steel (CFS) beam–column members,
closed formed interaction formulas are generally used in most current design guidelines by …

Development and experimental validation of the direct strength method for cold-formed steel beam-columns

S Torabian, BW Schafer - Journal of Structural Engineering, 2018 - ascelibrary.org
The direct strength method of cold-formed steel member design uses local, distortional, and
global cross-section elastic buckling analysis with empirically derived direct expressions to …