..., and crack nucleation and growth. Results demonstrate highest galvanic corrosion rates at high humidity, distinct differences in the effect of wetting and drying processes on crack growth, and peak crevice corrosion and crack growth rates during drying. The atmospheric environmental cracking test system...

... This chapter discusses the basic electrochemical principles behind galvanic corrosion, including electrochemical reactions, the generation and use of a galvanic series, mixed potential theory and how it applies to the effects of varying the anode-cathode area ratio, effects of electrolyte flow...

... for assessing susceptibility to localized corrosion, scratch repassivation and potential-step repassivation. (3) Local scanning probes for investigating galvanic corrosion, specifically the scanning vibrating electrode technique (SVET) and scanning electron microscope (SECM). (4) Environmentally assisted...

... even better than anticipated. The corrosion data obtained from 23 sites correlate well with published laboratory test data. weathering steel corrosion performance tubular utility structures pack-out galvanic corrosion Myron L. Hoitomt1 Performance of Weathering Steel Tubular Structures...

... in the cooling water will aid in corrosion control of the aluminum piping. corrosion irradiation inertia weld weld pitting interface galvanic corrosion aluminum stainless steel spallation Kerry A. Dunn, l McIntyre R. Louthan, Jr., 1 John I. Mickalonis, l Stuart Maloy,2 and Michael R. James2...

... of the results on pure titanium, titanium alloy, and stainless steel are given. titanium titanium alloy corrosion galvanic corrosion fatigue life Y. Higo ~and Y. Tomita 2 Evaluation of Mechanical Properties of Metallic Biomaterials REFERENCE: Higo, Y. and Tomita, Y., "Evaluation of Mechanical...

... Galvanic compatibility between graphite/epoxy (Gr/epoxy) composites and metals (HY80 and nickel aluminum bronze (NAB)) was evaluated in galvanic couple tests and in accelerated electrochemical tests in seawater for 180 days. Results indicate that significant galvanic corrosion of NAB and HY80...

... activity. While galvanic corrosion may also occur between the mechanically depassivated and the passive sites of implant metal surfaces, more considerable galvanic corrosion can be expected if the metal undergoing fretting wear is in contact with a carbon-fiber composite, depending on the anodic/cathodic...

... impressed current cathodic protection system is presented. computational simulation corrosion cathodic protection galvanic corrosion boundary element finite element corrosion analysis V. Gensheimer DeGiorgi I, A. I. Kaznoff 2 A REVIEW OF COMPUTATIONAL SIMULATION TECHNIQUES BEFEBZNCEz DeGiorgi...

... The last decade and a half has seen the development of the discipline of computational corrosion analysis. The joining of electrochemical theory, numerical methods, and computer technology has facilitated rigorous quantitative evaluation of galvanic corrosion systems that now obviates trial...

... involved, tables representing the data collected, and the expectations for the future. Statue of Liberty corrosion atmospheric corrosion galvanic corrosion copper iron stainless steel copper alloys patina brochantite antlerite E. Blaine Cliver I and Robert Baboian 2 Life Expectancy...

... with the service performance of the trim systems. automotive corrosion road salts acid precipitation automotive corrosion testing automotive trim stainless steel clad aluminum field testing laboratory tests galvanic corrosion corrosion of automotive trim Gardner S. Haynes^ and Robert Baboian...

... Galvanic corrosion can be defined simply as that corrosion that occurs as a result of one metal being in electrical contact with another in a conducting corrosive environment. The corrosion is stimulated by the potential difference that exists between the two metals, the more noble material...

... corrosion. galvanic corrosion semiconductor oxides metal oxides metal sulfides pitting crevice corrosion S. Mark Wilhelm^ Galvanic Corrosion Caused by Corrosion Products REFERENCE: Wilheim, S. M., "Galvanic Corrosion Caused by Corrosion Products," Galvanic Corrosion. ASTM STP 978, H. P. Hack...

... is primarily responsible for the establishment of galvanic couples at the steel/coating interface, resulting in the generation and absorption of hydrogen in the steel. Data from hydrogen permeation and galvanic corrosion experiments are used to establish a model for hydrogen generation in coated tensile...

... of potential-independent current density and linearly potential-dependent current density. The distribution of galvanic corrosion has been calculated within a heat-exchanger system consisting of a cathodic tube-bundle and tubeplate connected via a copper-alloy header to a 7-m long copper-alloy pipe...

... are interested in using numerical modeling to analyze their corrosion problems. An example of the numerical analysis of galvanic corrosion is given. Factors affecting the accuracy of these methods are discussed. galvanic corrosion computers simulation numerical analysis finite element boundary element...

... The computer simulation of galvanic corrosion systems has been shown to provide accurate information that can be used to improve design and avoid costly failure. The systems capability to model any general geometry coupled with the ability to accept a wide variety of forms of polarization data...

... Galvanic corrosion predictions for heat exchanger tube/tubesheet galvanic couples are presented and discussed. The predictions were performed using finite element analysis using two programs, WECAN and MARC, and by Wagner number analysis under conditions of secondary and tertiary current...

... The test method for assessing galvanic corrosion that is described in this paper is applicable to bare metals. Its main advantages over existing techniques are that the results are quantitative and require only a short exposure period—typically 90 days—in the environment of interest. The test...