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Cathodic Protection and Chemical Treatment

Dates Venues Register
22/11/2026 - 26/11/2026 KUALA LUMPUR

Introduction

Cathodic Protection and Chemical Treatment

 

Course Objectives:

 

  • Draw a simple model of a Cathodic Protection cell and name the different elements 
  • Name 2 types of Cathodic Protection Systems 
  • Explain the relationship between Coatings and Cathodic protection 
  • Name and describe 2 different testing methods used to test Cathodic Protection 
  • Understand terminology commonly used when discussing Cathodic Protection

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Course Outline 

Day 1

  • Primer on Chemistry and Metallurgy
  • Fundamentals of corrosion 
  • Cathodic Protection 
  • Sacrificial Anode Cathodic Protection 
  • Impressed Current Cathodic Protection 
  • Criteria for Cathodic Protection
  • Reference potential devices

Day 2

  • Potential measuring instrument 
  • Soil resistivity test instruments 
  • Wall thickness and pit gages 
  • Current interrupters 
  • Test rectifiers 
  • HoliModule detectors
  • Electrical resistivity 

Day 3

  • Resistance of ground connection 
  • Non-uniform electrolyte 
  • Groundbed Design 
  • Long pipelines and pipe insulating joints
  • Stray current corrosion and electrolysis 
  • Practical stray current problems

Day 4

  • Interference from other CP installations
  • Effectiveness of coatings
  • Coatings specification 
  • Coatings inspection 
  • Type of pipeline coatings 
  • Coating failures and analysis

Day 5

  • Cathodic Protection and Coatings
  • Survey methods for pipeline not under cathodic protection 
  • Survey methods for pipeline under cathodic protection 
  • Overview of NACE Standard on “Pipeline External Corrosion Direct Assessment Methodology”
  • Corrosion Inhibitors
  • Scale Inhibitors
  • Biocides 
 

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