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نمایش تعداد 1-10 از 16
SEPARATION STEEL PARTS WITH DIFFERENTE MICROSTRUCTURE USING BARKHAUSEN NOISE ANALYSIS
Among different nondestructive magnetic methods, barkhausen noise is a new one in evaluation of metallurgical and mechanical properties of ferromagnetic materials such as grain size, hardness and microstructure assessment as well as determination...
Nondestructive characterization of microstructure and mechanical properties of intercritically annealed dual-phase steel by magnetic Barkhausen noise technique
annealing temperatures
from 750 to 850 C. The results concerning magnetic Barkhausen noise were discussed in terms of
position, height ands hape of Barkhausen noise profiles, taking into account the effect of different...
Comparative study of eddy current and Barkhausen noise methods in microstructural assessment of heat treated steel parts
The present paper describes details of the comparison on the capability of eddy current (EC) and magnetic Barkhausen noise (MBN) techniques in the assessment of different microstructures in mild steel. To produce various microstructures, AISI 1045...
Assessment of Retained Austenite in AISI D2 Tool Steel Using Magnetic Hysteresis and Barkhausen Noise Parameters
,nondestructive magnetic hysteresis parameters of the samples including coercivity, magnetic saturation, and maximum differential permeability as well as their magnetic Barkhausen noise features (RMS peak voltage and peak position) have been investigated. The results...
Nondestructive examination of decarburised layer of steels using eddy current and magnetic Barkhausen noise testing techniques
Eddy current and Barkhausen noise nondestructive testing techniques were considered to evaluate the magnetic properties of the decarburised steels as a function of microstructure. To make changes
in decarburising depth, carbon steel samples...
characterization of strain induced martensitic trasformation in 304AISI after tensile deformation via magnetic Barkhausen noise
magnetic Barkhausen noise, tensile deformation, strain induced martensite, 304AISI...
Comparative study of eddy current and Barkhausen noise nondestructive testing methods in microstructural examination of ferrite–martensite dual-phase steel
The magnetic properties of ferrite–martensite dual-phase steels were evaluated using eddy current and Barkhausen noise nondestructive testing methods and correlated with their microstructural changes. Several routes were used to produce different...
Design of an expert system based on neuro-fuzzy inference analyzer for on-line microstructural characterization using magnetic NDT method
-phase steels. A new method for microstructure characterization based on the
theory of magnetic Barkhausen noise non destructive testing method is introduced using adaptive neuro-
fuzzy inference system(ANFIS). In order to predict the accurate...
Examination of Barkhausen noise parameters for characterisation of strain-induced martensitic transformation in AISI 304 stainless steel
In this study, the strain-induced martensitic transformation in AISI 304 stainless steel after tensile deformation was investigated using different magnetic Barkhausen noise (MBN) parameters. For this purpose, different amounts of martensite phase...
An advanced magnetic nondestructive system coupled with artificial intelligence analyzer for detection of decarburized layer of steels
new method for microstructural characterization based on the theory of
magnetic Barkhausen noise nondestructive testing method is introduced
using artificial neural network (ANN). In order to obtain the accurate depth
of decarburized...