Results 11 to 20 of about 88,365 (292)

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

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

Design study of the geometry of a punching/blanking tool [PDF]

open access: yes, 1992
The cost of tooling in sheet metal industries contributes a considerable part to the overall cost of manufacturing a component. It is therefore imperative to keep down this cost by ensuring that the tool works for a long period in production without ...
Kals, H.J.J.   +2 more
core   +3 more sources

Shuffling with a Croupier: Nat-Aware Peer-Sampling [PDF]

open access: yes, 2012
Despite much recent research on peer-to-peer (P2P) protocols for the Internet, there have been relatively few practical protocols designed to explicitly account for Network Address Translation gateways (NATs).
Dowling, Jim, Payberah, Amir H.
core   +3 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

Hitting is male, giving is female. Automatic imitation and complementarity during action observation [PDF]

open access: yes, 2016
Is somebody going to hurt us? We draw back. The present study investigates using behavioral measures the interplay between imitative and complementary actions activated while observing female/male hands performing different ...
Borghi, ANNA MARIA   +2 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

Experimental and numerical analysis of micromechanical damage in the punching process for High-Strength Low-Alloy steels [PDF]

open access: yes, 2014
Sequential sheet metal forming processes can result in the accumulation of work hardening and damage effects in the workpiece material. The mechanical strength of the final component depends on the “evolution” of these two characteristics in the ...
ACHOURI, Mohamed   +3 more
core   +3 more sources

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

Damage evaluation of quartz woven fabrics during needle punching process

open access: yesJournal of Industrial Textiles, 2022
This paper reports an experimental study on the damage evaluation of quartz woven fabrics during needle punching process under different needle punching densities. The straight fiber bundles begin appearing in Z direction at 50 punches · cm −2 and the “U-
Peijian Du   +5 more
doaj   +1 more source

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