localized corrosion
Role of Metallurgy in the Localized Corrosion of Carbon Steel
... analysis. Corrosion products were analyzed before they were removed; results of these will be published elsewhere; here we focus on the surface morphology beneath the deposits, which was analyzed after the ...
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Mechanism of Localized Corrosion and Phase Transformation of Tube to Tube Sheet Welds of Hyper Duplex Stainless Steel in Acidified Chloride Environments
... of localized corrosion and phase transformation of the HDSS tube-to-tube sheet welds investigated in acidified chloride environments, a metallo- graphic examination, a potentiodynamic polarization test, ...
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Processing and Microstructure Effects on the Strength and the Localized Corrosion Resistance of Ultra-Fine Grained Al-Mg-Si Alloys
... affects localized corrosion 134, 135 ...intergranular corrosion (IGC) are confined in the shear bands of the material due to the extensive precipitation of Mg/Si and Cu-rich precipitates in that ...
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Assessment of general and localized corrosion behavior of X65 and 13Cr steels in water-saturated supercritical CO2 environments with SO2/O2
... Hua, Y, Jonnalagadda, R, Zhang, L et al. (2 more authors) (2017) Assessment of general and localized corrosion behavior of X65 and 13Cr steels in water-saturated supercritical CO2 environments with SO2/O2. ...
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Localized Corrosion Resistance and Cytotoxicity Evaluation of Ferritic Stainless Steels for Use in Implantable Dental Devices with Magnetic Connections
... outstanding corrosion resistance of stainless steels results from a thin and protective passive film, which acts as a partial barrier between the metal and the corrosive species present in the environments they ...
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Preparation of Au nano-tips for in-situ Investigation of Early- Age Localized Corrosion of Three Metals by Scanning Electrochemical Microscope
... early-age localized corrosion of three metals in a in a 3% NaCl + 10 mM KI ...investigating localized corrosion in steels and aluminum couples by use of commercial Pt microelectrodes [8, ...
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Suppression of General and Localized Corrosion by Air-Dried TiO2 Nanostructured Coatings on AISI 304 Stainless Steel
... and localized corrosion are suppressed, as the current in the passive range decreases, the corrosion and the pitting potential become more noble and the passive range ...
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Scanning Electrochemical Microscopy Studies for the Characterization of Localized Corrosion Reactions at Cut Edges of Painted Galvanized Steel as a Function of Solution pH
... to corrosion processes can be visualized in situ using the scanning electrochemical microscope (SECM) (a detailed review on the uses and applications of SECM in corrosion science is given in ...the ...
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Effects of compressive stress on localized corrosion in AA2024-T3
... Fig. 13 shows the measured strain and calculated effective radius with time for a compressed S sample in 1 M NaCl at —580 mV SCE over 15 h. Clearly, the measured strain increased and thus the calculated effective radius, ...
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Effect of localized corrosion on welded steel joints
... Pitting corrosion is a localized form of corrosion by which cavities or "holes" are produced in the material usually at an angle of 90 degrees to the ...uniform corrosion damage ...
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Investigation of the Resistance to Localized Corrosion Associated with Microstructure of Tube to Tube Sheet Welds of UNS S32050 Super Austenitic Stainless Steel for Seawater Cooled Condenser
... the localized corrosion occurred selectively at the dendrite core is that the PREN value of the dendrite core was much smaller than that of the interdendritic ...of localized corrosion of the ...
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Effects of Cu Addition on the Microstructure and Localized Corrosion Resistance of Hyper Duplex Stainless Steels Aged at 748 K
... To examine the SEM images of the alloys, the alloys were ground to 2000 grit using SiC abrasive papers, polished with diamond paste. The sample was ultrasonic cleaned in acetone and distilled water to remove any ...
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Inhibition of Localized Corrosion in 2205 Duplex Stainless Steel by Expired Myambutol (Ethambutol Hydrochloride) Drug in Acid Catalyzed Environment
... energy of the corrosion process, A is the pre-exponential factor, R is the gas constant and the T represent the absolute temperature. The plots is shown in Figure 6. Activation energy values were higher in the ...
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Evaluation of the microstructure and localized corrosion behaviour of AISI 2507 super duplex stainless steel welds
... As a result the rate of corrosion (metal dissolution reaction) rises rapidly in the activation range up to a point when the activation peak current density (Ia) is reached. The potential corresponding to this is ...
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Optimal Learning Rates for Localized SVMs
... for localized versions of SVMs, or more precisely, a large class of regularized kernel methods, is ...for localized versions of learning methods is (Zakai and Ritov, ...
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Localized Surface Plasmons of Gold Nanoparticles
... Plasmons in metals are described as coherent oscillations of the electrons in the conduction bands [6]. The plasmon waves either propagate along the surface of the metal (Surface Plasmons) or inside the metal (Bulk ...
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LOCALIZED CHIASMATA IN THE DIFFERENTIATED CHROMOSOMES OF THE TOMATO
... Using plants heterozygous for long and short satellited nucleolar chromo- somes, evidence from a large number of prometaphase cells indicated that no crossing over ha[r] ...
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An Effective Localized Broadcasting Approach in VANETS
... According to [1], A distributed protocol, named LINGER (Localized Information with Geographical Restrictions) for persistent localized broadcasting. Given a geographical area where a piece of information ...
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Nonlinear Spatial Localized Strain Waves
... For simultaneous excitation of loading in several wave guides two new energetic photosensitive structures (the mixtures are given) initiated by means of short light impulses of noncohe[r] ...
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Localized States in Periodically Forced Systems
... spatially localized, periodically breathing states (periodic orbits) characterized by a balance between the number of wavelengths nucleated in a cycle and the number annihi- ...
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