... crack growth chain breakage fracture surface hydrogen crack initiation strength crown corrosion chain link requirement mechanism crack-like pit investigation storm bacterial corrosion tensile strength platform cathodic protection Introduction The Titan three-columned spar...

... that provided insights into the condition of carbon steel pipelines and subsea equipment, which are protected by galvanic cathodic protection. The findings from laboratory testing and thermodynamic simulations conducted under varying environmental conditions were compared with these evaluations. Additionally...

... probability bs 7910 cathodic protection accuracy Introduction Integrity management for structures subjected to fatigue loading, and corrosion attacks, has traditionally been based on ‘safe life’ design principles. Hence, the integrity shall be maintained over a certain time interval under normal...

... conference cathodic protection steel hydrogen oilfield chemistry embrittlement high strength sacrificial coating coating west conshohocken hydrogen embrittlement hydrogen gas upstream oil & gas us government h2s management environmental hydrogen embrittlement corrosion management OTC...

... Abstract Objectives/Scope: This paper describes a project to facilitate cost effective and reliable surveillance of cathodic protection performance on two parallel rock dumped pipelines. The lines are located in Total's Edradour Glenlivet field one 12″ production flow line and one 6″ MEG line...

... failure, and lower the cost of inspection and maintenance. subsurface corrosion visual inspection upstream oil & gas tank riser corrosion corrosion management objective splash zone cathodic protection screening threat well integrity life cycle management pipeline corrosion...

.... specimen double joint welding procedure upstream oil & gas assessment seamless pipe weld joint application procedure weld metal riser application artificial seawater fatigue property welding procedure thickness pipe cathodic protection parent pipe OTC 24210 Development of Double...

... specification construction riser corrosion maintenance oilfield chemistry service life application cathodic protection flowline corrosion materials and corrosion safety Presentation of OTC-24012-MS Presentation of OTC-24012-MS OTC 24012 Service Life and the Definition of Failure...

... /1/. The technology basis for the guideline is the state-of-the-art knowledge on corrosion protection of fixed offshore platforms and experiences from the marine industry. For cathodic protection, the design shall be based on a combination with coatings. Introduction The main objective...

... Abstract Duplex material has been an attractive choice for subsea infield pipelines with aggressive fluid and sour service requirements. However, in last years there have been incidents where Duplex material under cathodic protection has failed. The main reason for these failures has been...

... system based on a combination of corrosion margins, coating systems and cathodic protection, Fabrication inspection related to the desired corrosion protection system, Providing an operation inspection, maintenance and repair strategies for selected corrosion protection system, Introducing a new...

... of a high temperature (300°F design) subsea flowline was completed. This high-temperature design allows for the elimination of the wellstream cooler and associated facilities. Thermal expansion, cathodic protection consumption, and coatings degradation are among the major design concerns that were addressed...

... protection at the ends. Due to the extreme length of the Mensa umbilicals, protection from the ends was not possible; thus, a distributed cathodic protection system was required for the carbon steel tube option. Internal cleanliness was also a concern with carbon steel. Continuous carbon steel coiled tubing...

... subsurface corrosion alloy hydraulic fluid steel riser corrosion popeye project upstream oil & gas seawater composition cathodic protection metals & mining flowline corrosion stainless steel aluminum materials and corrosion concentration otc 8127 OTC 8127 * q !? @% Popeye Project...

... ABSTRACT Deep water presents additional problems when designing a cathodic protection (CP) system for a pipeline. Various factors resultingj70m deep warer alone influence how a cathodic protection system operates. As Thompson and Fischer stated in OTC 6888 1 , "The effect of deep water...

... ABSTRACT The combination of structural repairs and galvanic (sacrificial) cathodic protection has extended the service life of an offshore reinforced concrete platform by 10 to 15 years. The 18-year-old structure had suffered severe corrosion-related deterioration because of shortcomings...

... (C70600) alloy sheathing on offshore structures in the tidal and splash zones for corrosion and biofouling protection offers many advantages. These areas are exposed to a very aggressive environment and are outside the reach of cathodic protection systems. Under present standard practice, a 0.5 inch (13...

... ABSTRACT An extensive review of literature that addresses the application of cathodic protection (CP) in the oceans at depths greater than 300 meters is presented. The review discusses environmental factors encountered in deep water and their effect on cathodic polarization behavior of steel...

... probably not corrode due to the cathodic protection it receives from the steel structure. When the structure requires an alloy with higher corrosion resistance, selection of the fastener material will have to account for any change in anode/cathode relationship. The fastener must be compatible...

... production environment materials and corrosion membrane h2s management hydrogen liner tube steel outer pipe well integrity specimen weight loss alloy 825 production chemistry oilfield chemistry liner collapse alloy 625 production environment outer pipe cathodic protection corrosion...