Results 1 to 10 of about 1,506 (163)

Extracting Weld Bead Shapes from Radiographic Testing Images with U-Net

open access: yesApplied Sciences (Switzerland), 2021
Metals created by melting basic metal and welding rods in welding operations are referred to as weld beads. The weld bead shape allows the observation of pores and defects such as cracks in the weld zone. Radiographic testing images are used to determine
Sangjin Oh   +2 more
exaly   +3 more sources

Dynamic Modeling of Weld Bead Geometry Features in Thick Plate GMAW Based on Machine Vision and Learning [PDF]

open access: yesSensors, 2020
Weld bead geometry features (WBGFs) such as the bead width, height, area, and center of gravity are the common factors for weighing welding quality control.
Yinshui He   +6 more
doaj   +2 more sources

Sensor Fusion to Estimate the Depth and Width of the Weld Bead in Real Time in GMAW Processes [PDF]

open access: yesSensors, 2018
The arc welding process is widely used in industry but its automatic control is limited by the difficulty in measuring the weld bead geometry and closing the control loop on the arc, which has adverse environmental conditions.
Guillermo Alvarez Bestard   +3 more
doaj   +2 more sources

Effect of laser welding parameters on the heat input and weld-bead profile

open access: yesJournal of Materials Processing Technology, 2005
Abstract Laser butt-welding of medium carbon steel was investigated using CW 1.5 kW CO 2 laser. The effect of laser power (1.2–1.43 kW), welding speed (30–70 cm/min) and focal point position (−2.5 to 0 mm) on the heat input and the weld-bead geometry (i.e.
K Y Benyounis   +2 more
exaly   +4 more sources

Influence of heat input on weld bead geometry using duplex stainless steel wire electrode on low alloy steel specimens

open access: yesCogent Engineering, 2016
Gas metal arc welding cladding becomes a popular surfacing technique in many modern industries as it enhances effectively corrosion resistance property and wear resistance property of structural members.
Ritesh Hazra   +2 more
exaly   +2 more sources

A weld bead footprint locus model for predicting the overlap of weld beads in wire arc additive manufacturing

open access: yesJournal of Manufacturing Processes
ISSN:1526 ...
Konrad Wegener   +2 more
exaly   +3 more sources

A New Study on the Fatigue Properties of SA Weld Joints by Considering the Effects of Welded Bead Shape

open access: yesJournal of Marine Science and Engineering, 2022
Tandem SAW (Submerged Arc Welding) is one welding process that has been applied to maximize the welding productivity at the panel stage in ship building field.
Dongpil Cho   +11 more
doaj   +1 more source

Microstructure of Butt Joint of High-Silicon Steel Made Using CO2 Laser Welding and Inconel 82 Filler

open access: yesMetals, 2023
A nickel-based filler wire, Inconel 82, was applied to weld a high-silicon steel plate with a chemical composition in wt% of 2.6 Si, 0.5 Al and Fe balance. The chemical composition of the heterogeneous weld bead was deviated from that of the conventional
Ming-Feng Chiang   +3 more
doaj   +1 more source

Development of an Artificial Intelligence-Based System for Predicting Weld Bead Geometry

open access: yesApplied Sciences, 2023
The prediction of the weld bead geometry parameters is an important aspect of welding processes due to it is related to the strength of the welded joint.
Ngoc-Hien Tran   +2 more
doaj   +1 more source

Role of Bead Sequence in Underwater Welding [PDF]

open access: yesMaterials, 2019
This paper presents examinations of the role of the bead sequence in underwater welding. Two specimens of wet welded layers made by covered electrodes with the use of normalized S355G10+N steel were welded by a reasonable bead sequence. For each specimen, metallographic macro- and micro-scopic tests were done.
Jacek Tomków   +2 more
openaire   +2 more sources

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