Results 21 to 30 of about 100,562 (340)

Nonlinear numerical simulation of bond performance between recycled concrete and corroded steel bars

open access: yesNonlinear Engineering, 2023
In this article, the bond performance between recycled concrete and corroded steel bars is analyzed by the nonlinear numerical simulation. The result shows that the maximum bond strength between recycled concrete and steel bar decreases with the increase
Li Zhenfang   +6 more
doaj   +1 more source

Comparative Test on the Bond Damage of Steel and GFRP Bars Reinforcing Soft Rock Slopes

open access: yesApplied Sciences, 2021
Soft rock slopes were anchored with traditional steel bars and new Glass Fibre Reinforced Polymer (GFRP) bars. The difference in the anchorage performance of the two kinds of anchorage elements in soft rock and expansive soil was studied by an in-situ ...
Xinrong He   +4 more
doaj   +1 more source

Comparative experiment of steel bar corrosion at concrete construction joints

open access: yesFrontiers in Materials, 2022
Introduction: Construction joint is common and even inevitable in most of the reinforcement concrete structures. This study was to assess the effect of construction joints on chloride-induced corrosion of reinforcing steel in concrete.Methods: Test ...
Guohua Huang   +4 more
doaj   +1 more source

A Method of Steel Bar Image Segmentation Based on Multi-Attention U-Net

open access: yesIEEE Access, 2021
Due to it is difficulty to segment the steel bar image in a complex background and with external interference. In this paper, we propose a multi-attention U-Net to segment the steel bar image.
Jie Shi   +3 more
doaj   +1 more source

Research on the Intelligent Construction of the Rebar Project Based on BIM

open access: yesApplied Sciences, 2022
Rebar engineering in the construction industry lacks effective technical means and has a high processing cost and high waste rate. Under the background of intelligent construction, the centralized processing mode of steel bars in prefabricated factories ...
Dejiang Wang, Youyang Hu
doaj   +1 more source

A comparative life cycle assessment of fiber-reinforced polymers as a sustainable reinforcement option in concrete beams

open access: yesFrontiers in Built Environment, 2023
Environmental awareness and the need for sustainable construction inspired researchers and practitioners to explore innovative alternatives that might reduce greenhouse gas emissions and energy use related to excessive structural work.
Sami Sbahieh   +4 more
doaj   +1 more source

Experimental and Analytical Study on Pull-out Force of Steel Fiber-Reinforced Concrete Blocks

open access: yesDiyala Journal of Engineering Sciences, 2022
Reinforcing bar bonding in concrete is essential for reinforcing bar anchoring and reinforced concrete cracking control. A pull out test of a reinforcing bar embedded in a concrete block is commonly used to determine it. When compared to plain concrete,
Taha K. Mohammedali
doaj   +1 more source

An Analysis on Cracking of Non-Quenching-Tempering High Carbon Steel C70S6 Bar for Fracture Splitting Connecting Rod during Cold-Shearing Process and Improved Measure

open access: yesTeshugang, 2017
The production flowsheet of Φ35 mm bar of non-quenching-tempering steel C70S6 (/% : 0.72C, 0.20Si, 0.58Mn, 0.015P,0.065S,0.12Cr,0.05Ni, 0.035V, 0.008Al) is 60 t UHP EAF-LF-VD-240 mm x240 mm bloom casting-rolling process.
马群   +4 more
doaj   +1 more source

Study on character recognition algorithm for end face of bundled special steel bars

open access: yesJournal of Hebei University of Science and Technology, 2021
In order to realize the traceability of the whole process of special steel bar production information,the production environment and shape characteristics of special steel bar were analyzed.The marking scheme based on double mark points was adopted,and ...
Fuxiang ZHANG   +4 more
doaj   +1 more source

Experimental Study on the Mechanical Properties of Vertical Corrugated Pipe Grout Anchor Connection Joints

open access: yesApplied Sciences, 2023
Prefabricated buildings’ quality, safety, and construction efficiency are closely related to the connections between various prefabricated components.
Fenglin Liu   +3 more
doaj   +1 more source

Home - About - Disclaimer - Privacy