Numerical Investigation on Fire Resistance of Stainless Steel Composite Beams with Rectangular Section

2018 ◽  
Author(s):  
Ting Zhu ◽  
◽  
Shenggang Fan ◽  
Yunlong Han ◽  
Runmin Ding ◽  
...  
2020 ◽  
Vol 20 (5) ◽  
pp. 83-89
Author(s):  
Jaekwon Ahn ◽  
Inhwan Yeo ◽  
Gyuhwan Cho ◽  
Kyujae Hwang

In this study, the fire resistance of steel composite beams typically used in building structures was investigated through standard fire and loading tests. For the tests, fire-exposure conditions depending on the steel section shape and load ratio applied to the beams were considered as the test parameters. Based on the test results, the applicability of fire design methods for composite beams recommended in current domestic and overseas fire design codes was analyzed. The results indicate that the current temperature-based design method and reduced flexural capacity method specified by the American Institute of Steel Construction may lead to the conservative fire design of steel composite beams owing to the underestimation of the effects of the fire-exposure conditions and load ratios.


2016 ◽  
Vol 98 ◽  
pp. 185-195 ◽  
Author(s):  
Shenggang Fan ◽  
Liyuan Zhang ◽  
Wenjun Sun ◽  
Xiaofeng Ding ◽  
Meijing Liu

2016 ◽  
Vol 79 ◽  
pp. 69-90 ◽  
Author(s):  
Shenggang Fan ◽  
Guoqiang Chen ◽  
Xinfeng Xia ◽  
Zhixia Ding ◽  
Meijing Liu

2020 ◽  
Vol 92 (6) ◽  
pp. 59-65
Author(s):  
G.P. TONKIH ◽  
◽  
D.A. CHESNOKOV ◽  
◽  

Most of Russian research about composite structure fire resistance are dedicated to the composite slab behavior. The composite beams fire resistance had been never investigated in enough volume: the temperature evaluation within the scope of the actual Russian design codes leads to the significant reduction in the shear connection strength. Meanwhile, there no correlation between the strength decreasing and type of the shear connection. The article provides an overview of the relevant researches and offers some approaches which could take into account bearing capacity reduction of the shear connectors within composite structures design.


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