Results 31 to 40 of about 105,404 (327)

Penelitian penggunaan resin epoksi untuk membuat landasan potong pon

open access: yesMajalah Kulit, Karet, dan Plastik, 1997
Application of epoxy resin to make specimen punching pad was studied. The specimen punching pad compound was made from epoxy resin, CaCO3 as filler, colour paste, and hardener.
Dwi Wahini Nurhajati   +3 more
doaj   +1 more source

Optimization of high-pressure air jet parameters and analysis of erosion characteristics for similar materials in coal bodies

open access: yesMeikuang Anquan, 2023
In order to effectively avoid the possible drawbacks of water seal inhibiting gas resolution and reducing coal seam permeability, based on the existing air jet research foundation, theoretical analysis and laboratory experiments were used to analyze and ...
Heng MA, Zheng GONG, Ke GAO, Xin SONG
doaj   +1 more source

Accuracy and repeatability of wrist joint angles in boxing using an electromagnetic tracking system [PDF]

open access: yes, 2019
© 2019, The Author(s). The hand-wrist region is reported as the most common injury site in boxing. Boxers are at risk due to the amount of wrist motions when impacting training equipment or their opponents, yet we know relatively little about these ...
A de Lange   +51 more
core   +2 more sources

Center-Punching Mechanical Clinching Process for Aluminum Alloy and Ultra-High-Strength Steel Sheets

open access: yesMetals
In recent years, with the rapid advancement of automotive lightweight technology, the mechanical clinching process between aluminum alloy and ultra-high-strength steel sheets has received extensive attention.
Ping Qiu   +4 more
doaj   +1 more source

Failure Mechanisms of Mechanically and Thermally Produced Holes in High-Strength Low-Alloy Steel Plates Subjected to Fatigue Loading

open access: yesMetals, 2020
High-strength low-alloy steels (HSLA) are gaining popularity in structural applications in which weight reduction is of interest, such as heavy duty machinery, bridges, and offshore structures.
Carlos Jiménez-Peña   +3 more
doaj   +1 more source

Joint strength of GFRP / A6061 Al alloy joint made by punching rivet method

open access: yesNihon Kikai Gakkai ronbunshu, 2022
To reduce weigh of the transportation machines, joining of the FRP and the light metal is considered as important technique. In this study, the punching rivet method was applied to make joints between a GFRP sheet and an aluminum alloy A6061 sheet and ...
Koichi KAIZU   +4 more
doaj   +1 more source

Single Maximal versus Combination Punch Kinematics [PDF]

open access: yes, 2011
The aim of this study was to determine the influence of punch type (Jab, Cross, Lead Hook and Reverse Hook) and punch modality (Single maximal, ‘In-synch’ and ‘Out of synch’ combination) on punch speed and delivery time.
Adrian Lees   +6 more
core   +1 more source

Lajes lisas nervuradas bidirecionais com furos

open access: yesRevista IBRACON de Estruturas e Materiais
A passagem de tubulações em elementos estruturais ainda merece atenção especial dos projetistas, principalmente quando o modo de ruptura dos mesmos pode ser alterado devido às mudanças em seus comportamentos.
G. M. Mateus   +3 more
doaj   +1 more source

Punching Shear Capacity of Recycled Aggregate Concrete Slabs

open access: yesBuildings, 2022
This article investigates the punching shear behavior of recycled aggregate concrete (RAC) two-way slabs. Ten 1500 mm × 1500 mm × 100 mm slabs were tested monotonically.
Satjapan Leelatanon   +4 more
doaj   +1 more source

Peer-to-Peer Secure Updates for Heterogeneous Edge Devices [PDF]

open access: yes, 2018
We consider the problem of securely distributing software updates to large scale clusters of heterogeneous edge compute nodes. Such nodes are needed to support the Internet of Things and low-latency edge compute scenarios, but are difficult to manage and
Band, Emily   +3 more
core   +1 more source

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