Results 11 to 20 of about 23,495 (293)

Punching shear strength of steel fibre reinforced lightweight concrete slabs. [PDF]

open access: yes, 1981
One of the problems in slab-column connections is the punching shear failure at over loads. Such failures are sudden and catastrophic, and are undesirable since they do not allow an overall yield mechanism to ...
Theodorakopoulos, Dimitrios D.
core   +6 more sources

Pre- and post-punching failure performances of flat slab-column joints with drop panels and shear studs [PDF]

open access: yes, 2022
To investigate the pre- and post-punching failure performances of flat slab-column joints with drop panels and shear studs, static loading tests were conducted on three joint specimens subjected to in-plane restraints.
Li, Yichen   +13 more
core   +1 more source

Punching Shear Strength of Voided Slab: Literature Review and Evaluation of Design Codes

open access: yesWasit Journal of Engineering Sciences, 2022
Despite of the economic advantages provided by the voided slabs, their design against punching shear failure, as suggested by the current building codes, are based on the equations derived from tests on flat slabs.
Akram mohammad, Ahmed Al-Bayati
doaj   +1 more source

Simulation of punching and post-punching shear behaviours of RC slab–column connections

open access: yes, 2021
The punching and post-punching shear behaviours of reinforced concrete (RC) flat plate structures are often studied by using a representative slab–column connection isolated from the parent structure.
Guan, Hong   +4 more
core   +1 more source

Progressive Collapse Analysis Of Flat Slab Buildings With Post-Punching Effect [PDF]

open access: yesمهندسی عمران شریف, 2021
The reinforced concrete flat slab is one of the types of floor systems used to construct residential, office and parking buildings. Because of the direct transfer of floor loads to columns, flat slabs are susceptible to punching failure in slab-column ...
E. Mousapoor, V. Ghiasi, R. Madandoust
doaj   +1 more source

Post-Punching Mechanisms of Slab-Column Joints Under Upward and Downward Punching Actions

open access: yes, 2021
Progressive collapse of reinforced concrete flat plate systems can be significantly influenced by the post-punching performance of their slab–column joints under large deformations.
Guan, Hong   +5 more
core   +1 more source

Reliability of internal column-slab connection under punching according to NBR 6118:2014

open access: yesRevista IBRACON de Estruturas e Materiais, 2018
This article presents a study on the reliability of internal column-slab connection under punching, designed according to the Brazilian Standard NBR 6118:2014.
G. R. SILVA, A. CAMPOS FILHO, M. V. REAL
doaj   +2 more sources

Hot semi-punching and cold scrap removing processes for hot stamping of ultra-high strength steel parts

open access: yesManufacturing Review, 2015
Hot semi-punching and cold scrap removing processes for hot stamping of ultra-high strength steel parts were developed to eliminate laser cutting having low productivity after hot stamping.
Mori Ken-ichiro   +2 more
doaj   +1 more source

Fabrication of Dish-Shaped Micro Parts by Laser Indirect Shocking Compound Process

open access: yesMicromachines, 2016
Compound process technology has been investigated for many years on a macro scale, but only a few studies can be found on a micro scale due to the difficulties in tool manufacturing, parts transporting and punch-die alignment.
Huixia Liu   +7 more
doaj   +1 more source

Shear and punching capacity predictions for slabs under concentrated loads aided by lefea

open access: yes, 2023
One-way slabs under concentrated loads may fail by one-way shear, punching, flexure or a mixed-mode between them. This study examines the benefits of using Linear Elastic Finite Element Analyses (LEFEA) combined with analytical expressions to predict the
Lantsoght, E.O.L. (author)   +3 more
core   +1 more source

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