
engineering excellence
Corrosion Engineering
TTPRO corrosion engineering services includes cathodic protection, pipeline integrity management, non-destructive examination and failure analysis. Supported by technical personnel with PhD degrees in Materials and Corrosion. TTPRO Corrosion engineering is well-qualified to assess and mitigate corrosion issues in a diverse range of industries, including oil/gas and water pipeline, refining industries, nuclear and fossil-fuel power generation, chemical processing, water and other utilities, transportation, electronics and semi-conductors, inorganic and organic coatings and biomedical industries. All of our corrosion engineering services are performed by or under the direct supervision of National Association of Corrosion Engineers (NACE) Corrosion/Cathodic Protection Specialists and/or Professional Engineers (PE).


Services
Corrosion Investigation
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General or uniform corrosion
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Localized corrosion: pitting, crevice corrosion and fretting
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Atmospheric corrosion
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MIC corrosion - microbiologically influenced corrosion
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Stress corrosion cracking (SCC) and corrosion fatigue
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Hydrogen-induced embrittlement
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Environmental-assisted embrittlement
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Galvanic corrosion between dissimilar metals
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Selective leaching / corrosion
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Electrochemical and mechanical interaction: erosion-corrosion and corrosive wear
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Hot corrosion and high-temperature oxidation, carburization, and sulfidation
Cathodic Protection Design, Materials, Construction and Testing
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Soil testing
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Annual survey to meeting regulatory requirements
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Pre-design survey and design analysis
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Material selection and specifications
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Coating selection and specifications
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Galvanic anode system design and specifications
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Impressed current system design and specifications
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Rectifier and structure protection status monitoring
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Cathodic protection system commissioning
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Comprehensive cathodic protection testing: CIS, DCVG, ACVG, Pearson, etc
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DC interference investigation and mitigation
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AC and DC influence survey
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Corrosion related leak inspection and investigation
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Coating failure and coating application inspection
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Cost estimates for recommended remedial actions
Pipeline integrity management
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Pipeline integrity management plan development
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HCA identification and class location analysis
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Risk and threat assessment
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Integrity management assessment
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Repair and remediation
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Prevention and mitigation
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In-line inspection (ILI): plan and management
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Direct assessment: ECDA, ICDA and SCCDA
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Reporting and performance measurement
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Federal and state audit assistance
Non-Destructive Examination (NDE) Services
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Visual examination
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Atmospheric corrosion inspection
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Magnetic particle examination
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Liquid penetrant examination
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Ultrasonic examination (UT)
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Phased array UT
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Guided-wave UT
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Ground penetrating radar (GPR)
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Radiographic examination (X-ray or RT)
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In-situ hardness testing
Other Services
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Evaluate engineered cathodic protection system
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Evaluate corrosion control system
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Failure analysis
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Bulk and surface chemical analysis
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Electrochemical and corrosion laboratories
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Fatigue and fracture evaluation
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Remaining life assessment
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Assess corrosivity of water and soil environment
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Soil & water laboratory analysis
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Failure analysis of metallic structure
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Expert witness and litigation support
Products
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Impressed current anodes: cast iron, Graphite, MMO
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Galvanic anodes: aluminum, magnesium, zinc
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CP rectifiers: customized rectifiers per engineering design
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Junction Boxes: standard and customized junction boxes
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Test stations: post-mounted and flush-mount, coupon test stations
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Remote monitors units (RMU): rectifier Monitors and test station monitors
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Cable & splicing: CP cables, electrical tapes, cable splicing materials
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Reference electrodes: portable and permanent reference electrodes
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Over voltage protection: Dairyland SSD, PCR, OVP
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Insulators: pipeline insulating flange kits
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Instrumentation: Digital multimeters, clamp meters, soil resistivity meters, GPS current interruptors




