Results 31 to 40 of about 47,683 (307)

Research on Weld Seam Models for Hydro-forming of Ellipsoidal Shell

open access: yesCailiao gongcheng, 2017
In order to study the effect of weld seam models on hydro-forming of ellipsoidal shell, three kinds of models, i.e., comprehensive model rough model and no weld seam model were built and the influence was discussed on variation of axis length.
ZHANG Wei-wei, TENG Bu-gang
doaj   +1 more source

Welding Quality Detection for Variable Groove Weldments Based on Infrared Sensor and Artificial Neural Network

open access: yesMetals, 2022
Connecting a variable groove weldment is always challenging, and it is necessary to monitor the course of the work and optimize the welding process parameters in real time to ensure the final welding forming quality.
Rongwei Yu   +4 more
doaj   +1 more source

Real-Time Weld Gap Monitoring and Quality Control Algorithm during Weaving Flux-Cored Arc Welding Using Deep Learning

open access: yesMetals, 2021
In the flux-cored arc welding process, which is most widely used in shipbuilding, a constantexternal weld bead shape is an important factor in determining proper weld quality; however, thesize of the weld gap is generally not constant, owing to errors ...
Chengnan Jin, Sehun Rhee
doaj   +1 more source

INFLUENCE OF CHEMICAL COMPOUNDS ON THE FORMING OF WELDING ARC

open access: yesScience and Transport Progress, 2014
Purpose. The purpose of work is a comparative analysis of chemical compounds influence on the process of forming arc welding and condition of its burning. Methodology. A wire with diameter 3 mm of low carbon steel with contain of carbon 0.15% was material for electrode.
I. O. Vakulenko   +2 more
openaire   +5 more sources

Effect of aluminium sheet surface conditions on feasibility and quality of resistance spot welding [PDF]

open access: yes, 2010
A study investigating the effect of sheet surface condition on resistance spot welding (RSW) of aluminium has been carried out. This concentrates on two automotive aluminium alloys; AA5754 and AA6111, used for structural and closure applications ...
Briskham   +14 more
core   +1 more source

Effectsof Ti on Microstructure, Mechanical Properties and Corrosion Behavior of High-Strength Steel Weld Metals for Offshore Structures

open access: yesInternational Journal of Electrochemical Science, 2021
Micro-alloying elements significantly affect the microstructure, mechanical properties and corrosion behavior of the high-strength steel weld metals.
Jianguo Chen   +7 more
doaj   +1 more source

Hot Forging of a Cladded Component by Automated GMAW Process [PDF]

open access: yes, 2010
Weld cladding is employed to improve the service life of engineering components by increasing corrosion and wear resistance and reducing the cost. The acceptable multi-bead cladding layer depends on single bead geometry.
BIGOT, Régis   +2 more
core   +6 more sources

Investigation of the Effect on Fatigue Life Enhancement of Rib-to-Deck Welded Joints of Orthotropic Steel Deck by Extended Peening Treatment Utilization

open access: yesMetals
This study aimed to investigate the effect of the fatigue life enhancement of the rib-to-deck welded joints of orthotropic steel decks (OSDs) by extended peening treatment utilization.
Yuki Banno   +2 more
doaj   +1 more source

Joining 30 mm Thick Shipbuilding Steel Plates EH36 Using a Process Combination of Hybrid Laser Arc Welding and Submerged Arc Welding

open access: yesJournal of Manufacturing and Materials Processing, 2022
This article presents a cost-effective and reliable method for welding 30 mm thick sheets of shipbuilding steel EH36. The method proposes to perform butt welding in a two-run technique using hybrid laser arc welding (HLAW) and submerged arc welding (SAW).
Sergej Gook   +4 more
doaj   +1 more source

3D modelling of Ti–6Al–4V linear friction welds [PDF]

open access: yes, 2016
Linear friction welding (LFW) is a solid-state joining process that significantly reduces manufacturing costs when fabricating Ti–6Al–4V aircraft components.
Buhr, Clement   +2 more
core   +2 more sources

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