Investigation of Shear Behavior in High-Strength Bolt Connectors for Steel–Concrete Composite Beams

Wei Li, Jie Wang, Xiaobo Xing, Huining Liu, Jin Di, Xianchao Sun, Leibo Li, Hongwei Li, Fengjiang Qin, Dario De Domenico · 2024

Read Investigation of Shear Behavior in High-Strength Bolt Connectors for Steel–Concrete Composite Beams by Wei Li, Jie Wang, Xiaobo Xing, Huining Liu, Jin Di, Xianchao Sun, Leibo Li, Hongwei Li, Fengjiang Qin, Dario De Domenico (2024) in the Tower of Babel, a free online library of public-domain works preserved in clean, searchable text. No sign-up. The full text is served as a plain-text file at a predictable URL, where text is present: https://antarctic-labs.com/tower-of-babel/pmc-11678754.txt.

Description

Wei Li and colleagues shear-test the bolts that pin steel beams to concrete slabs, in this study from twenty twenty-four. High-strength bolt connectors suit new composite construction and retrofits alike, and unscrew for disassembly. Nine push-out specimens were loaded until failure, and simulations ranged wider.

Failure came as expected: bolts snapping in combined tension and shear, concrete crushing beneath them. Tightening preload changed when slipping started but not the ultimate strength or slip, a useful simplification. The total capacity proved to be friction plus bolt shear, but coupled, each affecting the other, so naive addition misleads. The authors derived and validated a decoupled calculation method against existing test data, handing engineers a formula for a connector whose virtues include coming apart on purpose.

Catalog record

CREATORWei Li, Jie Wang, Xiaobo Xing, Huining Liu, Jin Di, Xianchao Sun, Leibo Li, Hongwei Li, Fengjiang Qin, Dario De Domenico
YEAR2024
COLLECTIONPAPERS
FORMATTXT
FILE SIZE39 KB
VERSION1.0
LICENSECC BY 4.0
RIGHTSCC BY
SOURCEEurope PMC

Source: https://europepmc.org/articles/PMC11678754

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