Results 1 to 10 of about 6,118 (159)

The influence of pieces thickness on metallographic structure of welded joints

open access: yesMetalurgija, 2016
The main objective of this paper was to establish how the thickness of welded pieces influences the metallographic structure of welded joints. Thus were made a total of 6 samples, and from each sample were taken test specimens for metallographic analysis
D. Dobrotă   +3 more
doaj   +2 more sources

Defect Classification of Weld Metallographic Structure Based on Data Augmentation of Poisson Fusion

open access: yesShanghai Jiaotong Daxue xuebao, 2023
The classification of the defects in welding applications based on the metallographic structure images plays an important part in industrial welding quality inspections.
BAI Xiongfei, GONG Shuicheng, LI Xuesong, XU Bo, YANG Xiaoli, WANG Mingyan
doaj   +2 more sources

Failure Analysis and Protection of Oxygen Corrosion of Reheater Tube in a Power plant [PDF]

open access: yesE3S Web of Conferences, 2021
The failure analysis of reheater tubes were analyzed by means of alloy composition analysis, metallographic structure analysis, mechanical properties analysis and oxide composition analysis.
Yang Chao   +3 more
doaj   +1 more source

Analysis of metallographic structure and hardness of aluminum alloy 3L59 from the structure of vulcanization equipment

open access: yesMetalurgija, 2015
The use of aluminum and special alloys of aluminum in the construction of large installations as is the case of vulcanization equipment, cause a substantial reduction in their weight, while increasing the useful capacity used in the joint process ...
P. Armăşoiu, D. Dobrotă, V. Petrescu
doaj   +2 more sources

Application of Information Technologies and Programming Methods of Embedded Systems for Complex Intellectual Analysis

open access: yesEntropy, 2021
An information model is outlined, which represents an intelligent system of metallographic analysis in the form of a set of subsystems, the interaction of which ensures the performance of metallographic analysis functions.
Vitalii Emelianov   +3 more
doaj   +1 more source

Automatic Measurement in Metallography

open access: yesПриборы и методы измерений, 2023
Quantitative analysis of the structure of metals and alloys is an important part of modern metal science. To obtain quantitative data and build dependencies, metallographic image processing programs are used, oriented both for scientific research and for
A. G. Anisovich   +2 more
doaj   +1 more source

Surface Structure Analysis of X12CrNiMoV12-3 and X6CrNiTi18-10 Steel Samples Processed by Laser Shot Peening (LSP) [PDF]

open access: yesMATEC Web of Conferences, 2022
The aim of the experiment was to verify the influence of the chosen strategy of laser shot peening (LSP) on the structure and surface properties of samples made of martensitic steel X12CrNiMo12 and austenitic steel X6CrNiTi18-10.
Bricín David, Gilík Hynek
doaj   +1 more source

Artifacts in metallography: dust.

open access: yesЛитьë и металлургия, 2020
The article discusses the identification of dust particles on the surface of metallographic samples. It is noted that the volume of literature on metallographic artifacts is very small one.
A. G. Anisovich
doaj   +1 more source

Wire Arc Additive Manufactured CuMn13Al7 High-Manganese Aluminium Bronze

open access: yesChinese Journal of Mechanical Engineering, 2022
In this work, high-manganese aluminium bronze CuMn13Al7 samples were prepared by arc additive manufacturing technology. The phase composition, microstructure, and crystal structure of the high-manganese aluminium bronze CuMn13Al7 arc additive ...
Chun Guo   +3 more
doaj   +1 more source

Application of artificial intelligence technologies in metallographic analysis for quality assessment in the shipbuilding industry

open access: yesHeliyon, 2022
The necessity to improve the metallographic analysis systems to automate diagnostics of the condition of the metals for all their characteristics has been substantiated.
Vitalii Emelianov   +4 more
doaj   +1 more source

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