Results 11 to 20 of about 4,423 (273)

Experimental study of grouted sleeve lapping connector under tensile load [PDF]

open access: yesGrađevinar, 2017
The performance of the grouted sleeve lapping connector that is used to connect reinforcement bars in a precast concrete structure is studied. A total of 63 specimens, varying in bar diameter and lap length, were tested under tensile load.
Yu Qiong, Xu Zhiyuan
doaj   +3 more sources

Study on the Influence of Grooving Parameters of Lapping Gear Vibration System on Vibration Characteristics [PDF]

open access: yesJixie chuandong, 2022
In the field of precision processing technology of spiral bevel gears, the processing technology of ultrasonic lapping gears has been closely followed and studied by many scholars. A vibration system of ultrasonic lapping gear is designed. Under the same
Derong Zhu   +6 more
doaj   +2 more sources

Experimental Study on Bond and Force Transmission Properties of Steel Reinforcement in Non-Contact Lap Splice Encased in Calcium Sulphoaluminate Cement-Based Micro Steel Fiber Concrete [PDF]

open access: yesBuildings
CSMSFC (Calcium Sulphoaluminate Cement-based Micro Steel Fiber Concrete) possesses the advantages of early strength, high strength, exceptional toughness, minimal shrinkage, and excellent bond performance with bars.
Lei Bai   +4 more
doaj   +2 more sources

Behavior and Splice Length of Deformed Bars Lapping in Spirally Confined Grout-Filled Corrugated Duct [PDF]

open access: yesAdvances in Materials Science and Engineering, 2019
This paper discusses the behavior of grouted noncontact lap splices under monotonic tension load. Deformed bars lapped through a grout-filled corrugated duct, and a spiral reinforcement was preembedded in the connection to improve tensile strength of the
Yongfeng Zheng   +3 more
doaj   +2 more sources

Study on Influence of Ultrasonic Vibration Lapping Gear on the Machining Quality of Tooth Flank [PDF]

open access: yesJixie chuandong, 2019
Two pairs of hypoid gears with 7/37 and 8/41 teeth are selected as experimental objects. The ultrasonic lapping of gear is carried out on the modified rolling inspection machine Y9550, ultrasonic vibration frequency is 16 kHz, ultrasonic grinding time is
Derong Zhu, Xiaozhong Deng, Jianjun Yang
doaj   +2 more sources

Optimizing Rebar Consumption and Cutting Waste in Column Reinforcement: Integrated Mechanical Couplers and a Special-Length-Priority Minimization Algorithm [PDF]

open access: yesBuildings
The construction of reinforced concrete (RC) structures inevitably consumes an excessive number of rebars, leading to significant cutting waste and carbon emissions.
Daniel Darma Widjaja   +2 more
doaj   +2 more sources

Investigating the Double-Fissure Interactions of Hydraulic Concrete Under Three-Point Bending: A Simulation Study Using an Improved Meshless Method [PDF]

open access: yesBuildings
Hydraulic concrete is prone to cracking and interactive propagation under complex stress, threatening its structural integrity and service life. To address limitations of traditional numerical methods (e.g., mesh dependency in FEM) and imprecision of ...
Hua Zhang   +7 more
doaj   +2 more sources

Anchorage Performance of an Innovative Assembled Joint with Large-Diameter Steel Bar Grout Lapping in Concrete Reserved Hole. [PDF]

open access: yesMaterials (Basel)
To investigate the anchorage performance of an innovative assembled joint with large-diameter steel bar grout lapping in a concrete reserved hole, the effects of anchorage length and high-strength grouting material types on the failure mode, load&ndash ...
Chen Q, Luo X, Deng C, Zhou T, Zheng X.
europepmc   +2 more sources

Conservation of Lapping Mechanism in Marsupials [PDF]

open access: yes, 2022
The oral behavior of drinking includes interactions between the tongue, jaw, and liquid being ingested to provide hydration to the animal. Different mechanisms may be used to ingest liquid such as lapping, licking, or sucking.
Brkic, Angela
core   +1 more source

Mechanical Analysis of Grouted Sleeve Lapping Connector [PDF]

open access: yes, 2019
Compared to grouted splice connectors that have been widely used in constructing precast concrete structures, grouted sleeve lapping connectors have the advantages of a large sleeve interior diameter and low manufacturing cost.
Zhi Zhang   +5 more
core   +1 more source

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