Zobrazeno 1 - 10
of 4 125
pro vyhledávání: '"concrete-filled steel tube"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-17 (2024)
Abstract Concrete-filled steel tubes (CFSTs) have been increasingly utilized in engineering due to their excellent mechanical properties. Ensuring a solid bond between a steel tube and concrete is essential for optimizing their synergistic effect. Th
Externí odkaz:
https://doaj.org/article/106f1450aeeb45f1a4b0d49fb7c88135
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-16 (2024)
Abstract As the span of concrete-filled steel tube (CFST) arch bridges increases, the hydration heat temperature effect of concrete inside steel tube becomes more severe, which increases the safety risk during the construction process. Therefore, a n
Externí odkaz:
https://doaj.org/article/edde0425b43d45f1bf9a288d75569a08
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-35 (2024)
Abstract An SHS-CFSHS X-joint is fabricated by welding two square hollow section (SHS) braces to a concrete-filled square hollow section (CFSHS) chord. In this paper, the stress concentration factors (SCFs) of SHS-CFSHS X-joints are investigated thro
Externí odkaz:
https://doaj.org/article/5e171807bf1b4b78a54592d7fcdabf90
Publikováno v:
Meitan kexue jishu, Vol 52, Iss 3, Pp 53-62 (2024)
In response to the problem of lack of shrinkable pressure-allowing performance of steel pipe concrete arch in the current roadway support, an anti-impacting and energy-absorbing steel pipe concrete arch structure is designed from the perspective of e
Externí odkaz:
https://doaj.org/article/bd53f02857ca4f59b4ac0f1352e39766
Publikováno v:
Case Studies in Construction Materials, Vol 21, Iss , Pp e03928- (2024)
Concrete-filled steel tubular (CFST) Structures often face challenges with debonding during construction, which can markedly compromise the structural integrity. The hydration of concrete can generate significant heat during construction, making the
Externí odkaz:
https://doaj.org/article/7f5a50daba8a43fd8d8bc45def4b3a50
Publikováno v:
Case Studies in Construction Materials, Vol 21, Iss , Pp e03506- (2024)
Ferritic stainless steel achieves a lower and steady price level due to low nickel content compared to duplex and austenitic stainless steels. Accordingly, the combination of ferritic stainless steel tube and concrete will have better application pro
Externí odkaz:
https://doaj.org/article/25604615c6b04569b1c97ab7e65120ec
Publikováno v:
Frontiers in Materials, Vol 11 (2024)
Fiber-reinforced polymer (FRP) confined concrete filled steel tube (CFST) structures effectively harness the advantages of FRP materials, improving the performance of CFST structures and overcoming durability issues of steel tubes. Three-dimensional
Externí odkaz:
https://doaj.org/article/9e2a73af046740898d355c92367a5199
Publikováno v:
Electronic Journal of Structural Engineering, Vol 24, Iss 3 (2024)
A finite element model (FEM) was created with the aim of analyzing the behavior of steel fiber reinforced recycled concrete (SFRRC)-filled steel tube columns under combined cyclic loading and monotonic axial load. The FEM considered the effect of ste
Externí odkaz:
https://doaj.org/article/2fbeb0333a934f1f8e94a2d26cc7d257
Publikováno v:
Case Studies in Construction Materials, Vol 20, Iss , Pp e02995- (2024)
Interfacial Debonding occurring in concrete-filled steel Tube (CFST) arch bridges during construction is a critical issue, which can reduce the CFST carrying capacity and thus degrade the operational lifespan of the bridge. Timely detection of this t
Externí odkaz:
https://doaj.org/article/e59ef2a9018f4135b5e4214ec0a2efc0
Autor:
Xianwen Hu, Tian-hang Su, Jun-Jie Zeng, Yuen-ling Long, Jing-Sheng Wang, JinJing Liao, Yi Ouyang
Publikováno v:
Case Studies in Construction Materials, Vol 20, Iss , Pp e02789- (2024)
Concrete filled steel tube columns (CFSTCs) are commonly used in large-span bridges and high-rise buildings. As the shrinkage of concrete may lead to significant degradation in the mechanical performance of CFSTCs, expansive concrete or fibre reinfor
Externí odkaz:
https://doaj.org/article/2e918f3eb68543b1a2c260a8352c1adb