Results 11 to 20 of about 11,611 (232)

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

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

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

Punching shear strength under static and dynamic loads [PDF]

open access: yesE3S Web of Conferences, 2023
Modern domestic calculation methods and developed countries for determining the bearing capacity of monolithic reinforced concrete slabs for punching do not fully take into account all factors of design solutions and operating conditions.
Trekin Nikolai   +2 more
doaj   +1 more source

Post punching shear pattern and progressive collapse of flat slab building [PDF]

open access: yesRevista IBRACON de Estruturas e Materiais, 2023
The possibility of the occurrence of a second punching shear failure and of a Progressive Collapse after a punching shear failure had occurred in one flat slab column connection is investigated in two building structures, using Eberick and SAP2000 ...
Bernardo Cruz Pereira Galdino   +1 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

Reliability and Practical Use of a Commercial Device for Measuring Punch and Kick Impact Kinetics

open access: yesSports, 2022
Martial arts, boxing and combat sports such as mixed martial arts participation have gained popularity in recent years internationally. One common aspect to these sports is the training and skill in maximizing strike impact of punches and kicks, referred
Luke Del Vecchio   +4 more
doaj   +1 more source

Comparison of Punching Shear Design in Finland According to the Current and the Former Method

open access: yesNordic Concrete Research, 2019
In the beginning of 2017 the design method for punching shear in Finland was changed. The method presented in Eurocode 2 was adopted with some nationally determined parameters and rules.
Lehtonen Tuomas   +2 more
doaj   +1 more source

Digital Twin-Driven Cyber-Physical System for Autonomously Controlling of Micro Punching System

open access: yesIEEE Access, 2019
Microstructure functional surface is widely used in an optical system because of its special micro-topological structure and particular physical properties.
Rongli Zhao   +6 more
doaj   +1 more source

Characterization of galling during dry and lubricated punching of AA5754 sheet

open access: yesAdvances in Industrial and Manufacturing Engineering, 2021
When sheets of aluminum alloys are pierced or trimmed, tool failure occurs by the transfer of material from the sheet to the surface of the tool.
Shayan Shirzadian   +2 more
doaj   +1 more source

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