Potential Measurements

Recording of structure-to-soil potentials to verify corrosion protection levels in pipelines and tanks.

Reference Electrodes

Mar 3, 2026

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6 min read

Reference Cells - They're Pretty Cool

Article LJM 002 Types, Applications, and Maintenance of Reference Cells

Levi McCullough

External Corrosion

Understanding Shielding and Its Impact on CP

Mar 1, 2026

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8 min read

Understanding Shielding and Its Impact on CP

Article 0037 Shielding and Its Impact on Cathodically Protected Metallic Structures

Michael Roberts, +1

Pipeline Integrity

Feb 22, 2026

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6 min read

Telluric Currents

Article 0034 Telluric Currents and Their Impact on Cathodic Protection Systems

Michael Roberts, +1

Pipeline Integrity

Feb 2, 2026

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12 min read

What is the Nernst Equation?

Article 0026 Understanding the Basics of the Nernst Equation

Michael Roberts, +1

Pipeline Corrosion

Jan 11, 2026

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10 min read

Mixed Metal Potentials

Article 0020 Accurate CP Potentials and Interpretation

Michael Roberts, +1

Pipeline Corrosion

Jan 4, 2026

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10 min read

Current Requirement Testing

Article 0018 How to Complete a Current Requirement Test: A Guide for Corrosion Technicians

Michael Roberts, +1

Corrosion Inspection

Jan 2, 2026

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8 min read

The Area Effect in Galvanic Corrosion

Article 0017 Why Anode and Cathode Size Ratios Drive Failure Rates

Michael Roberts, +1

Pipeline Integrity

Jan 1, 2026

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1 min read

Potential Measurements

SOP 003 - Corrosion Control SOP Template

Michael Roberts, +1

Corrosion Inspection

The Effect of Relative Movement on Current Required for Cathodic Protection

Dec 17, 2025

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7 min read

The Effect of Relative Movement on Current Required for Cathodic Protection

Influencing Factors 04

Michael Roberts, +1

Pipeline Corrosion

Dec 15, 2025

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9 min read

Understanding NACE SP0104-2020

Article 0012 The Use of Coupons for Cathodic Protection Monitoring

Michael Roberts, +1

Pipeline Corrosion

Dec 14, 2025

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11 min read

External Corrosion Coupons

Article 0011 What Are External Corrosion Coupons and Why Do They Matter for Pipe-to-Soil Potential Data?

Michael Roberts, +1

External Corrosion

Applying Cathodic Protection Current to Reduce the Potential Difference Between Anodic and Cathodic Sites

Dec 9, 2025

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8 min read

Applying Cathodic Protection Current to Reduce the Potential Difference Between Anodic and Cathodic Sites

CP Theory & Application 04

Michael Roberts, +1

Reference Electrodes

Dec 2, 2025

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7 min read

The Use of Portable and Stationary Reference Electrodes

CP Theory & Application 03

Michael Roberts, +1

Pipeline Integrity

Nov 30, 2025

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16 min read

AC Corrosion in Pipelines

Article 0008 Defining AC Corrosion

Michael Roberts, +1

Non Destructive Testing

Nov 16, 2025

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11 min read

Panhandle Eastern Casing Test

Article 0004 Detailed Procedure for Conducting the Panhandle Eastern Casing Test

Michael Roberts, +1

Deep Anode

Impressed Current Cathodic Protection ICCP

Nov 11, 2025

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10 min read

Impressed Current Cathodic Protection ICCP

Article 0003 Introduction to Impressed Current Cathodic Protection

Michael Roberts, +1

Cathodic Protection

Nov 10, 2025

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11 min read

Galvanic Anode Cathodic Protection GACP

Article 0002 How Galvanic Anode Cathodic Protection Works

Michael Roberts, +1

External Corrosion

Nov 9, 2025

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11 min read

How Cathodic Protection Works

Article 0001 Principles and Mechanism of Cathodic Protection

Michael Roberts, +1

Pipeline Integrity

Nov 5, 2025

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6 min read

Examples of Depolarizers

Influencing Factors 01

Michael Roberts, +1

External Corrosion

How to Use Reference Electrodes to Measure the Potential of a Metal Surface

Nov 4, 2025

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7 min read

How to Use Reference Electrodes to Measure the Potential of a Metal Surface

CP Theory & Application 01

Michael Roberts, +1

Potential Measurements

Reference Cells - They're Pretty Cool

Understanding Shielding and Its Impact on CP

Telluric Currents

What is the Nernst Equation?

Mixed Metal Potentials

Current Requirement Testing

The Area Effect in Galvanic Corrosion

Potential Measurements

The Effect of Relative Movement on Current Required for Cathodic Protection

Understanding NACE SP0104-2020

External Corrosion Coupons

Applying Cathodic Protection Current to Reduce the Potential Difference Between Anodic and Cathodic Sites

The Use of Portable and Stationary Reference Electrodes

AC Corrosion in Pipelines

Panhandle Eastern Casing Test

Impressed Current Cathodic Protection ICCP

Galvanic Anode Cathodic Protection GACP

How Cathodic Protection Works

Examples of Depolarizers

How to Use Reference Electrodes to Measure the Potential of a Metal Surface

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