GEInspection TechnologiesCorrosion & ErosionInspection solutions for detection, sizing & monitoringDATAINFORMATIONKNOWLEDGEDECISION

IN THIS GUIDEOverview.1OverviewOil & Gas Application Solutions.3—4GE Inspection Technologies is a leading innovator for inspection solutions that deliver accuracy, productivity and safety to customers in a wide range of industries,including oil & gas, power generation, aerospace, transportation and government infrastructure.Our advanced nondestructive testing and imaging technologies utilize the electromagnetic, radiographic, ultrasonic or visible energy spectrum to test and inspect awide range of components. We have enormous depth and breadth of know-how which can be applied to your needs.Power Generation Application Solutions.5—6Remote Visual Inspection.7—8Ultrasonic Testing.9—10Radiographic Testing.11—12Eddy Current Testing.13Software Solutions.14Corrosion & ErosionInstalled Sensors.15—18The negative effects of corrosion and erosion cost the oil & gas and power generation industries billions of dollars every year in unscheduled plant or pipelineshutdowns, inefficient or lost production, high maintenance repair costs or imposed fines. Experts believe that 20% to 25% of corrosion-related costs could be avoided.Corrosion and erosion detection, sizing and monitoring technologies are important elements toward realizing those savings.Technical Content.19—26Contact Information.Back CoverMulti-Modal OfferingGE Inspection Technologies offers the most comprehensive selection of testing and inspection capabilities and other products for industrial applications. Our strengthlies in the use of field experience and customer feedback to build the most productive inspection products in the market. With the industry's broadest complement ofnondestructive test methods to ensure our customers can be confident they are getting the optimal solution to meet their needs.DATAINFORMATIONKNOWLEDGEDECISIONOur NDT technologies help you collect important data and convert it into useful information. Coupled with historical plant data, intelligent software, imageenhancement, databasing, applicable codes and additional knowledge, asset owners can make better-informed decisions regarding treatment, mitigation, remaininglife, component replacement or plant operating parameters.On the cover11.2.3.2354Remote visual inspection of pitted boiler tubesUltrasonic phased array profile of boiler tube ID pit*Digital X-ray image of insulated pipe elbow*, on-stream monitoring of pipe wall thickness*Computed Tomography of hydrogen-attacked boiler tubeEddy current map of wall thinning**These images were captured and/or stored using Rhythm Software.1Corrosion & ErosionCorrosion & Erosion2

Oil & Gas Application SolutionsOil & GasApplication SolutionsUpstreamMidstreamDownstreamGE Inspection Technologies addressesall major inspection needs for ouroil and gas customers. We striveto deliver high-quality products& services that detect, size andmonitor corrosion and inspectwelds in a variety of situationsand field conditions. Our leadingedge inspection solutions boostproductivity, help you improve safetyand solve your toughest oil and gasinspection challenges.No other supplier can match GE'sbreadth of capability and depth ofexperience in the field of corrosiondetection, sizing and monitoring offixed and rotating equipment.3Corrosion & ErosionRightraxTM installed-sensorsystem continuously monitorswall loss due to sand erosion atcritical elbows on productionplatforms.Digital radiography detectsand measures corrosionunder insulation (CUI) withoutremoving the insulation.Ultrasonic phased-arrayinspection assists in quicklyscanning, detecting, profilingand sizing of isolated pitting inpipes.Remote visual inspection ofcompressor blades can helpidentify erosion and thinning.Phasor XS is a proven tool forcharacterizing safety-criticalflange faces at refineries forcorrosion and cracking.Apollo is a multi-channel,multi-frequency eddy currentinstrument used to locate andsize corrosion, erosion andcracking in heat exchangertubes.Corrosion & Erosion4

Power GenerationApplication SolutionsFossil PowerGas Turbine & Combined CycleNuclear PowerWe provide nondestructive testingand inspection solutions for keypower generation corrosionapplications, including those for fossil,nuclear, renewable generation aswell as transmission and distribution.Our reliable, advanced technologyand support services enablepower generation customers tohelp maximize efficiency, minimizedowntime and enhance productivitywith unyielding integrity.In addition to a broad productand service offering, GE has vastexperience and expertise in BWR,PWR and Candu nuclear powerapplications, gas, coal and oil-firedfossil stations, gas turbines andhydro-electric assets.3Corrosion & ErosionRemote Visual Inspection withMenu Directed Inspection forturbine blade viewing.USM Go is an ultra-portable,light-weight pulse-echo flawdetector for general purposetesting.Rotating equipment inspectionwith computed radiography.Apollo eddy current testinstrument performs volumetricinterogation of heat exchangertube bundle for corrosion anderosion.Remote visual inspection ofservice water piping systems forMIC using robotic crawlers andhigh-resolution video cameras.Phased array ultrasonic testingof reactor vessel and pipingsystems.Corrosion & Erosion6

Remote Visual Inspection (RVI)RVI is a cost-effective inspection technique used to capture real-time views and images from inside voids such as tubes, pipes, rotating machinery, engines, heatexhangers, tray towers, refractory-lined vessels and enclosed structures. RVI can be a perfect complementary technique to other NDT disciplines and is frequently used as the primary or initial inspection screening method to find localized corrosion and erosion.Video BorescopesOn-site Remote Visual Inspection ServicePan-Tilt-Zoom (PTZ) CamerasWe offer an array of technologically advanced videoborescopes, from the most portable to the mostcapable, all designed for ease-of-use while deliveringvideo images of unsurpassed quality.Our staff of experienced remote imaging specialists,equipped with the latest remote visual inspectionequipment, is available around the clock. We can assist during planned and unplanned outages, preventive maintenance, emergency services or with stateor federal compliance issues.GE has a full range of rugged industrial PTZ camerasfor remote viewing in large areas. Three interchangeable zoom camera head diameters with high-intensity lighting, pan-and-tilt mechanisms and industrialwaterproof packaging for protection from extremeenvironments.Our XLG3 VideoProbe is commonly used to diagnose operationalproblems with heat exchangers and other fixed and rotatingrefinery assets.Nuclear plant containment building steel liner is visually inspectedwith a custom 5-megapixel imaging system to meet ASME's IWEcode requirements.A PTZ camera system is used to inspect the integrity of glass- andrefractory-lined vessels.7Corrosion & ErosionMenu Directed Inspection (MDI)Rhythm SoftwareAccess to GE’s vast selection of nondestructive testingand remote visual inspection equipment is a phonecall away. Regional field offices provide applicationexpertise, equipment selection assistance and timelydeliveries to your facility. Daily, weekly and monthlyrates are available.MDI is the first software tool in the NDT industry tostandardize the inspection process. A GE video borescope operating MDI software helps guide inspectorsthrough the inspection process and intelligently autogenerates a report, saving time, improving qualityand increasing productivity.Rhythm Visual software combines advanced imageacquisition, review and data management tools forremote visual inspection. Its advanced data sharing capabilities allow significant improvements inproductivity and enable faster identification of qualityproblems, leading to reduced production defects orbetter in-service asset management.Flexible NDT equipment rental structure program – daily, weekly,monthly, or annually – to suit your needs. We also have lease-toown arrangements available.MDI can be customized to guide inspectors through any remotevisual inspection process.Rhythm provides a solution to analyze assets over time to increaseasset lifetime. Rhythm utilizes ASTM standard image-file format:DICONDENDT Equipment RentalCorrosion & Erosion8

Ultrasonic Testing (UT)Ultrasound technique has been used in non-destructive testing for almost 50 years and is used to find a variety of defects or non-conformities within almostany kind of solid material. The Krautkramer name has been synonymous with excellence in ultrasound during this period and is now part of our heritage at GEInspection Technologies.Conventional Flaw DetectorsCorrosion Flaw DetectorPhased Array Flaw DetectorsCorrosion Thickness GagesTransducersRhythm SoftwareFlaw detection is a fast and accurate inspectionmethod to evaluate internal product integrity. Ultrasound penetrates deeply into materials searching formetal loss and material degradation associated withcorrosion and erosion.Ultrasonic phased array instruments dedicated tolocating and sizing pits can significantly improveinspection productivity.Ultrasonic phased array inspection continues toevolve rapidly and can be applied to many corrosionand erosion applications for upstream, midstreamand downstream plant assets.These useful and productive tools are designed tohelp improve safety and ensure reliability of equipment and materials subject to corrosion or erosion.Data can be imported and exported from these devices for mapping and trending.GE manufacturers a wide range of standard andcustom ultrasonic testing transducers including conventional, phased array and permanently installed forcorrosion and erosion applications.Rhythm UT offers the same advanced viewing andmeasurement tools as the Phasor XS so you can workoffline without sacrificing capabilities. Rhythm UT is aDICONDE image management platform with additional tools to enhance reporting and analysis of corrosion/erosion data to assist in better decision-making.USM Go is an ultra-portable ultrasonic flaw detector weighing only850 g (1.87 lb). This product has gained wide-spread acceptancefor rope-access applictions.The Phasor CV/DM ultrasonic flaw detector is optimized withsoftware and special dual-element phased array transducers forincreased coverage and probability of detection on tank walls,pipes, bolts and flanges.Phasor XS can be applied to the important challenge of detectingand sizing corrosion on flange faces at HF Alky units at oil refineyunits.The DMS Go corrosion thickness gage is a simple, easy-to-useinstrument for measuring remaining wall thickness of corrodedtubes, pipes, tanks and vessels.Phased-array and dual-element transducers are optimized forperformance extended wear-and-tear, elevated temperatures anddetection of isolated pitting.Phasor XS phased array sector scans post-processed on RhythmUT.9Corrosion & ErosionCorrosion & Erosion10

Radiographic Testing (RT)Radiography is one of the oldest, most reliable and proven nondestructive testing methods and offers unique benefits, such as revealing changes in thickness,internal and surface defects, large-area coverage and more. We offer conventional film radiography, digital technologies, including computed radiography anddirect radiography, portable or stationary X-ray sources, 3D computed tomography and analytical X-ray.Film RadiographyComputed Radiography (CR)Direct Radiography (DR)Industrial X-ray Tubes & Generators3D Computed Tomography (CT)Rhythm SoftwareWe offer a comprehensive range of radiographicfilms, processing equipment and chemicals, perfectlygeared to one another. No object is too large or toosmall—a radiographic film of the appropriate size isavailable for almost every exposure.Our wide range of CR scanners, imaging plates andsoftware solutions provide an overall imaging solutionto our customers. In addition, we offer proprietaryhigh-performing CR imaging plates for a wide rangeof NDT applications including corrosion, erosion andcrack detection.GE ultilizes a variety of digital detector arrays toensure optimal image quality and throughput foreach application. We have the unique advantageof designing and manufacturing custom systems,allowing us to influence every stage of the processto provide a solution tailored specifically for field andshop industrial applications.160-300kV portable and 160-450kV stationaryequipment with directional or panoramic tubes anddifferent combinations of focal-spot sizes providethe appropriate X-ray source to meet your specificrequirements. In addition, we offer a complete line ofmicro- and nanofocus X-ray generators and tubes.3D computed tomography machines are laboratoryinstruments and can be applied to many materialsengineering and failure analysis applications. "Pointcloud" data from 3D scans can be measured very accurately and sliced with software imaging tools.Rhythm can acquire image data from CR and DRsources or from film digitizers. This data can bedisplayed on the monitor of a standard PC. Rhythmoffers standardized reporting capability in easy-tounderstand formats, with DICONDE-tagged images.This allows fast historical and meaningful comparisonof reports from different inspectors.AGFA Structurix film remains a global industry standard for qualityand reliability with corrosion applications.The CRxFLEX computed radiography scanner can be used in office,labs or field environments. Image quality sets the CRxFLEX and ourphosphor imaging plates apart from the competition.DXR250V is a 16 in x 16 in active area, field-hardened portable imaging digital detector array with a detachable cable. This productplugs directly into a laptop computer for direct radiographic testingand imaging analysis.Field portable ERESCO X-ray generators are used for a wide varietyof film, CR and DR corrosion detection and sizing applications.A CT scan of a medium-sized furnace tube helps to analyze thefailure's root cause.Flash! Filters for welds provides one-click image optimization,improving the speed and accuracy of defect detection and sizingby using the Wall Thickness Measurement Tool (WTMT) software.11Corrosion & ErosionCorrosion & Erosion12

Eddy Current Testing (ET)Software SolutionsEddy current is a fast, accurate and cost-effective electro-magnetic NDT method for detection of surface or near-surface flaws such as metal loss due tocorrosion or erosion. It is commonly used for the inspection of heat exchanger tubing and piping, shell-side components such as support plates and rotatingequipment such as turbine blades.GE Inspection Technologies offers advanced and user-friendly software that improves productivity by helping you make smarter and quicker decisions in thefield and in the office. Our software covers all Nondestructive Testing (NDT) applications and methods, including software for data input, analysis, image review,reporting, data management, remote collaboration and storage.Multi-Channel/Multi-Frequency InstrumentProbesArea CoverageMenu Directed Inspecton (MDI)/ReportingRhythm - Remote ExpertRhythm - Data ManagementThese systems are laptop compatible for easy datacapture, viewing, analysis and mapping.GE designs and manufacturers a complete line ofeddy current tubing probes for many heat exchangertube diameters and materials including ferrous andnon-ferrous. Custom probes are also available.Special eddy current array probe technology allowsfor wide-area scanning on metal surfaces of unusualor complex geometry.MDI guides inspectors through the inspection processand generates automatic reports. Rhythm Reportingdoes the same for all NDT modalities on a PC.Rhythm makes it easy for experts to share imagesand information simply and quickly via removablemedia, LAN connections, or on the web.Manage all your NDT inspection data in one platform.Rhythm makes querying and retrieving previousinspection data as simple as a few clicks. All data isstored in DICONDE, an industry standard, reducingany risk of data or information loss over time. Rhythmcan tie directly to your ERP system.Apollo is a multi channel/multi-frequency digital eddy currentinstrument, which can drive conventional eddy current testing,remote field as well as large array probes.Detachable probe heads allow for quick change and re-use ofthe probe's push-pull cable. This unique design and constructionincreases field crew productivity, while lowering operating cost forheat exchanger inspection.GE's unique eddy current array probes increase coverage whileimproving probability of detection of complex geometries, such asturbine rotor dovetails.MDI provides image inspection labels and one-click professionalreporting.By moving data instead of people, Rhythm allows real-time sharingof information with experts anywhere in the world.Whether you're reporting, archiving or sharing, Rhythm provides aconsistent platform for your NDT data.DATAINFORMATIONKNOWLEDGEDECISIONGE's Rhythm Software plays a key role in enabling asset owners to integrate NDT data and other information with additionally available knowledge in order tomake well-informed decisions regarding plant components and their remaining life.13Corrosion & ErosionCorrosion & Erosion14

Installed Ultrasonic SensorsMore Than Just "Wall Thickness Measurement"GE’s Rightrax LT and Rightrax HT systems are changing the way that critical corrosion data is measured and managed. This breakthrough technology helpsincrease safety and productivity while reducing overall inspection costs. The Rightrax system uses permanently-installed sensors that permit remote monitoringof restricted, hard-to-access and/or high-temperature areas up to 350 C (662 F). Once fitted, the system provides continuous real-time access to corrosion datavia direct & acquired wall thickness data, eliminating the need to erect scaffolding, remove insulation or shut down plant systems. Online monitoring also reduceslabor-intensive traditional inspection routines by providing data that can be used for proactive maintenance planning.Make well-informed decisions; reduce total corrosion costs Non-intrusive inspection—Sensors simply bond or are clamped onto theinspection area Operator safety—Eliminates the need to send operators into hazardousenvironments or remote locations to carry out wall thickness monitoring Remote locations—Offshore platforms (manned and unmanned), remotepipeline sites or inaccessible areas Increased asset integrity—The application of monitoring techniques caneasily be justified when you consider the consequences of internal wallloss: No scaffolding or rigging costs—Once installed no need to revisit the site(fit & forget) Early warning systems—Software provides trending, warning and alarminformation with data on demand Improved outage planningMinimize unscheduled shutdownsEliminate hazard to personnelReduce probability of environmental issuesEnhanced API-RBI protocols Accuracy—Measurement repeatability to 0.2 mm (0.008”) (low temp) or0.0025 mm (0.0001”) (high temp)Before Provide accurate feedback to manage opportunitycrude processing in a refinery by monitoringeffects on pipe wall thicknesses Drive down probability of failure with data ondemand/data on PCsCorrosion & Erosion Interface with plant asset management systems,such as GE O&C System 1, viewing fixed androtating asset conditions in a single system Real-time, highly accurate thickness data Provide support for chemical injection programsby supplying accurate and reliable pipe wallthickness dataAsset IntegrityOptimizationProcess ManagementOPC, ModbuscommunicationAfterCrude QualityPHTemperaturePressureFlowRisk ReductionWall thicknesssensors15 Provide reliable and highly repeatable datathat can be used to drive maintenance planningactivities to save cost on unexpected materialorders and spare inventoryRightrax System(corrosion rates,absolute thickness)PressureFlowTemperaturePlant AssetManagement SystemsDistributed ControlSystemsHistorical DataProcess VariablesCorrosion & Erosion16

Maximumcable distance"B"Maximumcable distance"C"Interface /protocol14 elementsUlimited DLstorage 100sensorsMaximumcable distance"A"Max numberof transducers/ system8.0 MHzmeasurementarea 200 mm x 12mmResolution /accuracyTransducerfrequency anddiameterM2 Pad14 elementsOperationalmeasurementrange nge min/maxHazardousarea rating3 Rightrax Solutions for Many Applications /- 0. 1 mm( /- 0.004 in)70 m(230 ft)(single coaxialcable)NANANA260 m(853 ft)(RS-232)600 m(1968 ft)(RS-485)MODBUSSCADASystem 13rd Party600 m(1968 ft)(RS-485)600 m(1968 ft)(RS-485 orethernet)MODBUSSCADASystem 1OPC3rd PartyRightrax Portable Low-Temperature (LT) Installed-Sensor Manual System (- 40 C up to 120 C) (- 40 F up to 248 F)70 m (230 ft)single coaxial cableM2 transducer sensors-40 C to 120 C5 mm - 100 mm(-40 F to 248 F) (0.197 in - 3.937 in)DL2 ultrasonic instrumentwith data loggerRightrax Low-Temperature (LT) Sensor Automated System (- 40 C up to 120 C) (- 40 F up to 248 F)70 m (230 ft) for singlesensor. 450 m (1476 ft) forall attached sensorssingle coaxial cableM2 transducer sensors260 m (853 ft)RS-232 cableM2 Pad14 elements8.0 MHzmeasurementarea 200 mm x 12mmIntrinsically safeSingle-elementdelay-line sensor5 MHz xsingle point600 m (1968 ft)RS-485 cable10 M2(14-elements)Pads/DLUnlimited DLs-40 C to 120 C5 mm - 100 mm(-40 F to 248 F) (0.197in - 3.937 in) /- 0.2 mm( /- 0.008 in)128 tranducers-40 C to 350 C3 mm - 17 mm(-40 F to 662 F) (0.118 in - 0.669 in) /- 0.0025 mm( /- 9.8x10-5 in)5m(16.4 feet)Interface / ProtocolUser interfaceInstrumentationATEX Ex-proof70 m(230 ft) max forsingle sensor. 450m (1476 ft) max forall attachedsensors(single coaxialcable)Rightrax High-Temperature (HT) Sensor Automated System (- 10 C up to 350 C) (- 40 F up to 662 F)5 m (16.4 ft) maxsingle coaxial cableHT-350C transducersensors17Corrosion & Erosion"A"600 m (1968 ft)RS-485 cableCMX Sensor interface"B"600 m (1968 ft)RS-485 cable or ethernetUser interface"C"Interface / ProtocolCorrosion & Erosion18

Corrosion Under Insulation/FireproofingHeat Exchanger DamageBoiler Tube Hydrogen DamageTurbine Blade ErosionRadiographic Testing (RT)Eddy Current Testing (ET)Remote Visual Inspection (RVI)Remote Visual Inspection (RVI) Insulation and fireproofing can accumulatemoisture and cause accelerated corrosion Heat exchanger tube problems can cause unitoutages and environmental impact Hydrogen damage can be caused by condenser inleakage and failures can lead to unit outages Turbine blade erosion can lead to decreased performance and blade failure Breaches of weather jacketing increases with ageand mechanical damage Damage can occur suddenly (titanium tubesupport plate wear after 2 weeks of above designflow conditions) or longer term External UT/EMAT scanning can be used to identifysuspected areas of wall loss Pitting may occur before vibration analysis candetect a problem RVI can rapidly confirm external inspections forexact location and severity of boiler tubes for IDdamage RVI can rapidly assess blade condition and equipment can be scheduled for more detailed preventative maintenance See pages 7 - 8 for general description See page 7 - 8 for general description Extensive stripping and abatement needed forvisual testing and ultrasonic testing Digital X-ray can give general condition a specificthickness in recordable format for prioritization ofadditional inspection/remediation can be scheduled. See pages 11 - 12 for general descriptionIndustrial environments will promote significant corrosionof carbon steel piping components19Corrosion & Erosion RVI can provide internal condition. Leak testingdoes not provide volumetric assessement ET is preferred method of tube inspection for nonferrous alloys See page 13 for general descriptionHeat exchanger tubing can suffer specific damage thatcan be precisely qualified by ETOffshore Riser Sand Erosion via InstalledUltrasonic Testing (UT)SensorsHF Unit Flange Face CorrosionUltrasonic Phased Array (UT-PA) Sand erosion can occur at change in direction/diameter in offshore production risers due to solidsingestion, typified by a smooth surface with a sanddune pattern HF unit flange integrity must be assessed per API 751 Riser locations where sand erosion may occur aredifficult to access and inspect with conventionalultrasonic and X-ray testing UT-PA imaging can significantly enhance detectionand sizing of flange face corrosion damage forreplacement prioritization for turnaround Permanently-installed sensors can be applied tosuspect areas for accurate monitoring without theneed for repeated mobilization of inspection personnel Proven to be accurate and cost effective overconventional inspection methodologies Manual flange opening and inspection nearly ascostly as outright replacement See pages 9 - 10 for general description See pages 15 - 18 for general descriptionLocalized corrosion damage in carbon steel can be confirmed using visual methodsCatalyst and solid can cause severe damage to rotatingand stationary bladesSolid particles can generate rapid wall loss under properconditions in offshore risersHF scale and corrosion can significantly compromiseflange integrityCorrosion & Erosion20

Flow-Assisted Corrosion Utility Steam PipeCreep of High-Pressure Steam PipeAir Fin-Fan Tube ID ConditionCompressor Blade DamageRefractory Vessel DamageWeld Heat-Affected-Zone InspectionRadiographic Testing (RT)Ultrasonic Phased Array (UT-PA)Remote Visual Inspection (RVI)/Eddy Current Testing (ET)Remote Visual Inspection (RVI)Remote Visual Inspection (RVI)Radiographic Testing (CR & DR) Flow-assisted corrosion can occur in all piping thatcontains water and water/steam mixtures Single liquid phase or dual phase (wet steam) asshown below can cause severe local metal wastage Water treatment, design and metallurgy can helpprevent for damage High-pressure steam pipe may be exposed tostresses above design and suffer high-temperaturecreep damage causing industry incidents withmultiple fatalities and major consequences Field metallographic replication (FMR), magneticparticle testing can only detect creep damage onouter surface, not a volumetric assessment Digital radiography can be used for volumetricexamination of specific suspect locations Phase Array can easily be field deployed to investigate volumetric creep damage in areas of concernin steam pipes See pages 11 - 12 for general description See page 9 - 10 for general descriptionCarbon steel piping has failed catastrophically from FAC21Corrosion & ErosionElevated temperature damage can occur with increasingage and operation severity Carbon steel tubes can be inspected by eddycurrent techniques RVI can be rapidly used to assess specific tubeconditions for assistance in run-replace decisions Tubes can be accessed with minimum preparationfor fast evaluation of tube condition See pages 7 - 8 and 13 for general description Compressor blade rubbing and damage can leadto loss of efficiency and potential catastrophicfailures Tip damage may be significant before seriousvibration damage is noted RVI can allow rapid, recordable assessment ofcompressor blade condition for evaluation byexperts in remote locations See pages 7 - 8 for general descriptionAir fin heat exchanger tube damage can cause significantoperational problemsTip damage (rubbing) can be identified by vibration analysis and monitored off line with RVI Many refractory lining conditions can not beevaluated by UT or RT Greatly enhance weld inspection and flaw sizingwith digital radiography Manual inspection requires staging, scaffoldingand proper confined space entry precautions Digital radiography is both qualitative and quantitative RVI can be used to obtain refractory conditionassessment to prioritize internal inspection andrepair execution to expedite turnaround resources Digital radiography produces fast scanning andcan go through insulation See pages 7 - 8 for general descriptionRefractory damage can be unexpected and lead to significant turnaround repair See pages 11 - 12 for general descriptionWeld defects can cause significant equipment inspectionchallengesCorrosion & Erosion22

Bottom Mounted Instrumentation (BMI)Hydro-Processor Effluent Air CoolerService Water Piping CorrosionHigh-Pressure Piping Ring-Joint CrackingTank Bottom PittingInjection Point CorrosionRemote Visual Inspection/Ultrasonic Testing (RVI/UT)Rightrax Installed Sensor (UT)Remote Visual Inspection/Ultrasonic Testing (RVI/UT)Remote Visual Inspection/Ultrasonic Testing (RVI/UT)Ultrasonic Testing Phasor DM (UT)Rightrax Installed Sensors (UT) Instrument Penetrations have caused significantreliability concerns at nuclear plants Difficult access and need for detailed inspectiondata required multi-modal approach for properintegrity assessment Combination of RVI, UT and Eddy Current techniques help assess BMI guide tubes to prioritizeneed for repair See Pages 7 - 10 and 13 for general description Reactor Effluent Air Coolers have suffered numerous Erosion/Corro

custom ultrasonic testing transducers including con-ventional, phased array and permanently installed for corrosion and erosion applications. 9 Corrosion & Erosion Corrosion & Erosion 10 USM Go is an ultra-portable ultrasonic flaw detector weighing only 850 g (1.87 lb). This product has gained wide-spread acceptance for rope-access applictions.