Destruction of few fluorides to passive film of Ti-6Al-4V alloy under oxygen deficiency crevice conditions
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DOI: 10.1007/s10853-020-05456-y
Abstract: The destruction of Ti passive film cannot occur if fluorine ions (F − ) are below a critical concentration in an open electrolyte with oxygen acting as a passivating agent. However, in an occluded crevice,… read more here.
Keywords: crevice; oxygen deficiency; passive film; 6al alloy ... See more keywords
In situ monitoring of crevice corrosion morphology of Type 316L stainless steel and repassivation behavior induced by sulfate ions
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DOI: 10.1016/j.corsci.2017.08.005
Abstract: To analyze the repassivation mechanism induced by SO42− ions, in situ monitoring of the crevice corrosion morphology on Type 316L stainless steel was performed. The repassivation of the crevice corrosion was observed when the solution… read more here.
Keywords: crevice; crevice corrosion; type 316l; stainless steel ... See more keywords
Modelling stochastic response of type 304 stainless steel (SS-304) crevice corrosion in chloride environments
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DOI: 10.1080/00194506.2018.1548951
Abstract: ABSTRACT The stochastic corrosion response of creviced SS-304 in chloride environment was studied. The crevice assembly used for this study comprised coupon (SS-304), polytetrafluoroethylene (crevice former) and fasteners (titanium bolt, nut and washers) designed in… read more here.
Keywords: crevice; response; crevice corrosion; corrosion ... See more keywords
Quantifying Alloy 625 Crevice Corrosion Using an Image Differencing Technique: Part I. Initiation and Propagation
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DOI: 10.1149/1945-7111/ab6ee6
Abstract: An image differencing technique was used to analyze optical images from an alloy 625 crevice made using an acrylic window. In these experiments, crevices were immersed in ASTM artificial ocean water and held potentiostatically in… read more here.
Keywords: crevice; differencing technique; initiation; 625 crevice ... See more keywords
Crevice Corrosion Behavior of Alloy 690 in High-Temperature Aerated Chloride Solution
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DOI: 10.3390/ma15155434
Abstract: Crevice corrosion behavior of Alloy 690 in high-temperature aerated chloride solution was studied using a self-designed crevice device. The SEM, EDS, XRD, and XPS analyses results indicated that the oxide films outside the crevice consisted… read more here.
Keywords: inside crevice; solution; corrosion behavior; crevice ... See more keywords
Microstructural Modification of TiAl6V4 Alloy to Avoid Detrimental Effects Due to Selective In Vivo Crevice Corrosion
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DOI: 10.3390/ma15165733
Abstract: TiAl6V4 wrought alloy is a standard material used for endoprostheses due to its ideal characteristics in terms of osseointegration. However, the insufficient wear and crevice corrosion resistance of TiAl6V4 are limiting factors that can cause… read more here.
Keywords: vivo crevice; tial6v4 alloy; crevice; corrosion ... See more keywords
Use of the Critical Acidification Model to Estimate Critical Localized Corrosion Potentials of Duplex Stainless Steels
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DOI: 10.5006/2142
Abstract: Crevice corrosion affects the integrity of stainless steels used in components exposed to seawater. Traditionally, crevice corrosion testing involves the use of artificial crevice formers to obtain a critical crevice potential, which is a measure… read more here.
Keywords: crevice; duplex stainless; model; corrosion ... See more keywords