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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 

  • General or uniform corrosion

  • Localized corrosion: pitting, crevice corrosion and fretting

  • Atmospheric corrosion 

  • MIC corrosion - microbiologically influenced corrosion

  • Stress corrosion cracking (SCC) and corrosion fatigue

  • Hydrogen-induced embrittlement

  • Environmental-assisted embrittlement

  • Galvanic corrosion between dissimilar metals

  • Selective leaching / corrosion

  • Electrochemical and mechanical interaction: erosion-corrosion and corrosive wear

  • Hot corrosion and high-temperature oxidation, carburization, and sulfidation

 

Cathodic Protection Design, Materials, Construction and Testing

  • Soil testing

  • Annual survey to meeting regulatory requirements

  • Pre-design survey and design analysis

  • Material selection and specifications

  • Coating selection and specifications

  • Galvanic anode system design and specifications

  • Impressed current system design and specifications

  • Rectifier and structure protection status monitoring

  • Cathodic protection system commissioning

  • Comprehensive cathodic protection testing: CIS, DCVG, ACVG, Pearson, etc

  • DC interference investigation and mitigation

  • AC and DC influence survey

  • Corrosion related leak inspection and investigation

  • Coating failure and coating application inspection

  • Cost estimates for recommended remedial actions

     

Pipeline integrity management​

  • Pipeline integrity management plan development

  • HCA identification and class location analysis

  • Risk and threat assessment

  • Integrity management assessment

  • Repair and remediation

  • Prevention and mitigation

  • In-line inspection (ILI): plan and management

  • Direct assessment: ECDA, ICDA and SCCDA

  • Reporting and performance measurement

  • Federal and state audit assistance

     

Non-Destructive Examination (NDE) Services​

  • Visual examination

  • Atmospheric corrosion inspection

  • Magnetic particle examination

  • Liquid penetrant examination

  • Ultrasonic examination (UT)

  • Phased array UT

  • Guided-wave UT

  • Ground penetrating radar (GPR)

  • Radiographic examination (X-ray or RT)

  • In-situ hardness testing

 

Other Services​

  • Evaluate engineered cathodic protection system

  • Evaluate corrosion control system

  • Failure analysis

  • Bulk and surface chemical analysis

  • Electrochemical and corrosion laboratories

  • Fatigue and fracture evaluation

  • Remaining life assessment

  • Assess corrosivity of water and soil environment

  • Soil & water laboratory analysis

  • Failure analysis of metallic structure

  • Expert witness and litigation support

Products

  • Impressed current anodes: cast iron, Graphite, MMO

  • Galvanic anodes: aluminum, magnesium, zinc

  • CP rectifiers: customized rectifiers per engineering design

  • Junction Boxes: standard and customized junction boxes

  • Test stations: post-mounted and flush-mount, coupon test stations

  • Remote monitors units (RMU): rectifier Monitors and test station monitors

  • Cable & splicing: CP cables,  electrical tapes, cable splicing materials

  • Reference electrodes: portable and permanent reference electrodes

  • Over voltage protection: Dairyland SSD, PCR, OVP

  • Insulators: pipeline insulating flange kits

  • Instrumentation: Digital multimeters, clamp meters, soil resistivity meters, GPS current interruptors

All the TTPRO corrosion engineering work are performed by National Association of Corrosion Engineers (NACE) Corrosion/Cathodic Protection Specialists (CP-4) and/or Professional Engineers (PE). 

 Copyright © 2019 TTPRO, Inc. 

- Plan         - Drawing         - Permitting         - Expertise         - Excellence
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