Behavior and Design of Seam-Welded Stainless Steel Circular Hollow Section Flexural Members

2007 ◽  
Vol 133 (12) ◽  
pp. 1792-1800 ◽  
Author(s):  
G. Kiymaz ◽  
E. Coskun ◽  
C. Cosgun
2014 ◽  
Vol 92 ◽  
pp. 15-24 ◽  
Author(s):  
Chin-Hyung Lee ◽  
Kyong-Ho Chang ◽  
Ki-Tae Park ◽  
Hyun-Seop Shin ◽  
Moonseok Lee

2017 ◽  
Vol 130 ◽  
pp. 248-263 ◽  
Author(s):  
Yu Chen ◽  
Ran Feng ◽  
Yongbo Shao ◽  
Xiaotian Zhang

2020 ◽  
Vol 38 (2) ◽  
pp. 156-172
Author(s):  
Flávio Arrais ◽  
Nuno Lopes ◽  
Paulo Vila Real

Stainless steel has countless desirable characteristics for a structural material. Although initially more expensive than conventional carbon steel, stainless steel structures can be competitive due to their smaller need for fire protection material and lower life-cycle cost, thus contributing to a more sustainable construction. The most common stainless steel groups used in structural applications are the austenitic, ferritic and austenitic–ferritic (also known as Duplex grades). This work presents a numerical study on the behaviour of stainless steel circular hollow section members under axial compression at elevated temperatures, with different cross-section slenderness. The numerically obtained ultimate load-bearing capacities are compared with simplified calculation formulae from Eurocode 3 for columns under fire situation. A parametric study, considering different stainless steel grades from the aforementioned groups, cross-sectional classes and slendernesses, is here presented for different elevated temperatures. The numerical analyses were performed with the finite element programme SAFIR, with material and geometric non-linear analysis considering imperfections. Comparisons between the numerical results and the Eurocode 3 rules demonstrated that a specific design approach must be developed for stainless steel columns under fire situation.


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