Showing papers in "Journal of Constructional Steel Research in 2020"

TL;DR: The testing, analysis and initial verification of the bridge and its components revealed that the bridge was able to sustain its full serviceability design load, enabling it to be unveiled to the public, with controlled access, for Dutch Design Week 2018.

TL;DR: In this article, a new earthquake-resilient prefabricated column-flange beam-column joint (PCFBCJ) was presented for the connection between column flange and beam column, and the results showed that the joints had good load bearing and seismic performance whether the connection form was single or double flange cover plates (FCPs).

TL;DR: In this article, translational spring models are proposed to model the load transfer behavior of the vertical modules connections, which are crucial for the structural behavior of high-rise modular buildings, and the effectiveness of the corner connected modules in transferring the horizontal forces to the building's lateral load resisting systems is evaluated.

TL;DR: A new Machine Learning framework is developed for fast prediction of the failure patterns of simple steel framed buildings in fire and subsequent progressive collapse potential assessment that provides a new tool of fire safety assessment for engineers in an efficient and effective way in the future.

TL;DR: In this article, a Variable-Friction Self-Centering Energy-Dissipation Brace (VF-SCEDB) incorporating pre-tensioned superelastic NiTi shape memory alloy (SMA) cables and novel Variable Friction Devices (VFDs) is proposed.

TL;DR: In this article, a total of 35 hollow-steel-tube (HST) stub columns with both non-slender and slender cross-sections confined by different types of external confinements were tested in the experimental program.

TL;DR: In this article, the flexural capacity of back-to-back gapped built-up cold-formed steel (CFS) channel sections under four-point bending has been investigated, and it is shown that design in accordance with the AISI and Australia/New-Zealand standards, AS/NZS (2018) can be conservative by as much as 27%.

TL;DR: In this paper, two different types of 1/2 scaled steel sub-frames with seismic configuration were fabricated and tested, they are: (1) welded connections with gross beam section (GBS) and (2) welding connections with reduced beam section(RBS), typically used for energy dissipation in earthquake design).

TL;DR: In this article, a numerical model that accurately simulated results from the experimental testing of CFS channels with edge-stiffened holes under axial compression was employed to carry out a parametric study which involved 348 finite element models.

TL;DR: In this paper, the axial strength of back-to-back CFS channels with edge-stiffened holes was investigated using finite element analysis (FEA), and the results showed good agreement with the test results.

TL;DR: In this article, the authors investigated the flexural buckling behaviour and design of stainless steel I-section columns at elevated temperatures, and proposed a new design approach compatible with existing design rules in EN 1993-1-2.

TL;DR: In this article, a finite element (FE) investigation into the compressive behaviour of concrete-filled double skin tubular (CFDST) cross-sections with lean duplex and ferritic stainless steel outer tubes is presented.

TL;DR: In this article, a parametric study on the structural behaviour of battened cold-formed steel built-up box columns composed of four lipped angles was carried out to produce numerical data over a wider range of global column slenderness by varying the sectional compactness of the lipped angle section.

TL;DR: It is shown that performance-based fire design can harness advanced computational models to examine the fire-structure behavior for multiple design alternatives and hazard scenarios.

TL;DR: In this article, a steel-concrete-steel sandwich composite structure using enhanced C-channels (ECs) and ultra-high performance concrete (UHPC) was firstly proposed.

TL;DR: In this article, a simple and accurate formula for predicting the compressive strength of axially loaded double-skin circular steel tubular (CFDST) short columns with a wide range of parameters was developed.

TL;DR: The basic ingredient for developing reliability frameworks for stainless steel structures and components is presented by statistically characterizing the main random parameters affecting their strength through a comprehensive database collected from the literature.

TL;DR: In this paper, the effect of web distortion in LDB resistance of doubly-symmetric welded I-beams is investigated, using GBTul and ABAQUS softwares, respectively.

TL;DR: The results of a parametric analysis on the progressive collapse response of typical corner supported modular steel buildings are presented, and the significant effect of the translational behaviour of the connections, especially in shear, is shown.

TL;DR: In this paper, a finite element analysis model for concrete-filled steel tubular (CFST) stub columns is presented to reveal the life-cycle time-dependent behaviour of CFST stub columns, influences of the above factors on the full-range load-displacement relations and the load-transfer mechanism are discussed in regard of five typical working conditions.

TL;DR: In this paper, the axial load capacity of concrete encased steel composite stub columns with high strength concrete and steel materials was investigated under concentric compression load, and the results revealed that the design methods in EN 1994-1-1 and JGJ 138-2016 overestimate axial capacity of high-strength concrete-encased steel columns.

TL;DR: In this paper, a parametric analysis of L-shaped and T-shaped concrete-filled steel tube (CFST) columns subjected to bending and compression loading scenarios was developed through parametric study using finite element (FE) models verified by existing experimental results.

TL;DR: In this paper, the post-fire mechanical properties of Q690 steel obtained experimentally are presented and empirical equations to estimate the post fire elastic modulus, yield strength, tensile strength and fracture strain are proposed.

TL;DR: Gardner et al. as mentioned in this paper used an advanced inelastic analysis to predict safe-sided ultimate load capacity for continuous beams and planar frames, and compared the results with results obtained from benchmark shell finite element models that explicitly capture local buckling.

TL;DR: In this article, the residual elastic modulus, yield stress, ultimate strength, and ultimate strain of two types of QT steel with nominal yield stresses of 690 and 1070 MPa, respectively, were investigated.

TL;DR: In this article, the authors describe an experimental program and numerical studies on the behavior of austenitic stainless steel bolts under combined tensile and shear loading, and propose a finite element model for fracture prediction of stainless steel bolt connections.

TL;DR: In this article, a test campaign concerning the behavior and strength of cold-formed steel lipped channel (LC) beams experiencing local-distortional (L-D) interaction made of G450-G500 high-strength steel grades is described.

TL;DR: In this article, the mechanical performance of an innovative rotary inter-module connection was studied mainly through two tensile and two shear resistance tests, and the parametric analysis was carried out through the finite element analysis.

TL;DR: In this paper, the effect of the layout form of multi-bolt connectors, the row spacing of bolts, as well as the strengthening measure of reinforced concrete slabs on the shear performance of multibolt connectors was investigated.

TL;DR: In this article, a type of steel-concrete-steel (SCS) sandwich composite shear wall with J-hook connectors and boundary concrete-filled-steel-tube (CFST) columns was proposed.