...Materials and sample preparation For testing, the adhesively bonded brackets were applied to six different substrates. In order to cover typical material combinations for marine services, a number of metal substrates and coating materials were considered ( Fig. 2 ). Metal substrate materials...

...Marine Cathodic protection Steel Fouling Current shielding INTRODUCTION Civil infrastructure immersed in natural waters is subject to physical, chemical and biological interactions with the environment that can result in material degradation. Among the naturally-occurring phenomena, corrosion...

... sprayed aluminum (TSA) and similar sacrificial coatings in marine conditions was performed and a technology gap analysis undertaken to formulate a detailed study into the behavior of TSA and similar coatings in conditions simulating alternate immersion in warm seawater. Linear polarisation resistance (LPR...

... # Intern from Department of Mechanical Engineering, Birla Institute of Technology, Mesra, Ranchi, India Abstract A compact, octagonal-prism portable exposure rack (COP-PER) was devised to assess atmospheric corrosion in a marine environment as a function of wind direction and specimen...

...Abstract One of the areas where cathodic protection of marine structures is commonly applied is to protect steel piling systems on jetties and piers Every CP design effort begins with a basic decision of whether to use galvanic anodes that operate on the natural potential difference between...

... selection as the demand for marine exhaust scrubbers grows to meet the new regulations. ASTM G48 marine scrubber stainless steels nickel alloys pitting corrosion crevice corrosion localized corrosion welding INTRODUCTION Due to new environmental regulations, substantial growth is expected...

... uses a 72-hour immersion in a solution of 6% FeCl₃ with 1% hydrochloric acid. Simulated Scrubber Environments Immersion corrosion tests were performed in simulated marine scrubber environments. Four environments were used with varying aggressiveness based on pH and chloride content...

...Abstract A quantitative model to forecast corrosion damage in submerged concrete in marine environments is presented. The model incorporates Potential Dependent Threshold (PDT) features and determines the damage function for affected structures. The model has been validated via comparison...

... activity is repressed. The corrosion behaviour of a range of common stainless steel alloys was investigated under crevice-forming conditions by comparative testing in a sterile marine environment and in the presence of natural marine biofilms, containing SRB. The tests were carried out at a temperature...

...Abstract Aluminum alloy (AA) 5083-H116 was exposed to laboratory marine atmospheres with and without fungi. AA5083-H116 coupons were half covered with potato dextrose agar (PDA), a fungal growth media; the remaining coupon areas were left bare and fully exposed to the marine atmosphere. Fungal...

... of environmentally friendly CPCs for use in protecting flight hardware and ground support equipment from atmospheric corrosion. The CPCs, while a temporary protective coating, must survive in the aggressive coastal marine environment that exists throughout the Kennedy Space Center, Florida. The different protection...

... Navy Marine Protective Coatings Assessment Methods Failure Analysis Standardization Rusting Blistering Sacrificial Anodes INTRODUCTION Maintenance organizations and owners of infrastructure must address sustainability of their property. Bridges, ships, and structures contain metals...

... correlations between accelerated and long-term corrosion performance. The results, as well as preliminary findings on the correlation investigation, are presented. atmospheric exposure accelerated corrosion testing alternating seawater spray marine correlation seawater carbon steel long-term corrosion...

...atmospheric exposure accelerated corrosion testing alternating seawater spray electrochemistry marine correlation seawater carbon steel 304 stainless steel long-term corrosion performance prediction X-ray photoelectron spectroscopy INTRODUCTION Abstract Evaluation of metal-based...

...Near shore marine piling are sectionalized by elevation with respect to different zones that define the conditions. The zones are as follows: ¹ Atmospheric Zone Splash Zone Tidal Zone Immersion Zone Mud Zone Abstract This article focuses on sacrificial anode cathodic...

...Stainless Steel Nickel Alloy Super-Austenitic Corrosion Fabrication Seawater Marine Chemical Processing Welding Molybdenum Pitting Crevice Corrosion Introduction The nickel-chromium-molybdenum and iron-nickel-chromium-molybdenum families of alloys are widely used in the various...

...⁻] ≤ 20 ppb) containing dissolved copper. Reports of IOB influenced corrosion in marine environments have been limited to rusticle formation on shipwrecks. IOB involved in corrosion in fresh water include Gallionella, Leptothrix, and Siderocapsa. Historically these organisms have also...

... Steel Nickel Alloy Super-Austenitic Corrosion Fabrication Seawater Marine Chemical Processing Welding Molybdenum Pitting Crevice Corrosion Introduction Nickel-base alloys have been used for over a century to provide resistance to corrosion. The first nickel-base alloy, Monel Metal...

... are shown in Figure 5 . The initial protection current density of 130 -140 mA/m² has changed to about 15 -19 mA/m² during the 15 year period.which is significantly less than the design value of 125 mA/m². Abstract Two marine steel structures which are both largely uncoated...

... on naval vessels. While the base material has good resistance to corrosion in marine environments, the welds are in a non-optimal metallurgical condition. Therefore over-matched filler metals need to be used when welding this 6-Mo stainless steel in order to assure proper corrosion resistance...