Results 1 to 10 of about 6,265 (260)

Experimental and comparative investigation on fatigue performance of three typical welded joints of Q370qNH bridge weathering steel

open access: yesCase Studies in Construction Materials, 2023
The weathering index of welded details, including butt-welded, non-load-carrying T-shaped and cruciform welded joints, fabricated with Q370qNH weathering steel (WS) was evaluated, and fatigue tests were conducted on the three types of welded details with
Ernian Zhao   +3 more
doaj   +1 more source

A comparative analysis of friction stir and tungsten inert gas dissimilar AA5082-AA7075 butt welds

open access: yesMaterials Science for Energy Technologies, 2022
The aluminium alloys AA5082 and AA7075 were welded using friction stir welding (FSW) and tungsten inert gas (TIG) welding. The effect of these two (FSW and TIG) welding processes on the tensile and fatigue properties of dissimilar AA5082-AA7075 butt ...
Ratnesh Kumar   +6 more
doaj   +1 more source

Features of Acoustic Emission in Tensile Testing of Dissimilar Welded Joints of Pearlitic and Austenitic Steels

open access: yesApplied Sciences, 2021
This paper presents a study of acoustic emission (AE) during the deformation of dissimilar welded joints of austenitic steel to pearlitic steel. One of the specific problems in these welded joints is the presence of decarburized and carbide diffusion ...
Vera Barat   +5 more
doaj   +1 more source

A Load-Carrying Capacity Evaluation Method for the Welded Joints of Rocket Engine Frame

open access: yesAerospace, 2023
The load-carrying capacities of welded joints need to be paid attention to in the design of the frame, which transfers the thrust generated by the rocket engine to the rocket body.
Yushan Gao   +3 more
doaj   +1 more source

Research on Fatigue Properties of Typical Welded Joints of DH36 Steel at −60 °C

open access: yesApplied Sciences, 2020
As the development of the polar region continues to increase, the fatigue properties of structures at low temperature are increasingly receiving researcher attention. This study aimed to investigate the fatigue properties of T-welded and cruciform welded
Weidong Zhao   +3 more
doaj   +1 more source

Study on Susceptibility and Mechanism of Reheat Cracking in Welded Joint of Type 347 Austenitic Stainless Steel

open access: yesInternational Journal of Chemical Engineering, 2022
The reheat cracking susceptibility of welded joints has been evaluated by 900°C high-temperature constant load test and 750°C–900°C high-temperature slow strain rate tensile (SSRT) test on welded joints of TP347 steel, and the influencing factors and ...
Jianjun Wang, Shurong Yu
doaj   +1 more source

Effect of Welding Wires Containing ZrB2 Particles on Microstructure and Mechanical Properties of Spray-Formed 7055 Aluminum Alloy TIG Welded Joints

open access: yesAdvances in Materials Science and Engineering, 2021
In this paper, a series of welding wires with ZrB2 particles were developed by the in situ reaction, and the ZrB2 particles were successfully introduced into the spray-formed 7055 aluminum alloy welded joints by TIG welding. The microstructure, hardness,
Ting Huang   +5 more
doaj   +1 more source

Improvement of mechanical and microstructural properties of AA 5052-H32 TIG weldment using friction stir processing approach

open access: yesJournal of Materials Research and Technology, 2022
The effect of Friction Stir Process (FSP) on the weld bead of Tungsten Inert Gas (TIG) welded 5052-H32 Aluminium alloy is investigated in this work in terms of mechanical and microstructural characterization.
Nafeez Ahmed Liyakat, Dhinakaran Veeman
doaj   +1 more source

Estimation of Some Mechanical Properties for Similar & Dissimilar Welded Joints

open access: yesWasit Journal of Engineering Sciences, 2014
This research deals with the choice of the suitable filler metal to weld the similar and dissimilar metals (Low carbon steel type A516 & Austenitic stainless steel type 316L) under constant conditions such as, plate thickness (6 mm), voltage (78 v ...
Abdullah Daie'e Assi
doaj   +1 more source

Comparison of mechanical performance between friction-stir spot welded and adhesive bonded joints

open access: yesFracture and Structural Integrity, 2020
The main goal of this study is to compare the morphology and mechanical strength of friction stir spot welded (FSSW) joints and adhesive bonded stepped joints.
A. M. Amaro, A. Loureiro, P.N.B. Reis
doaj   +1 more source

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