Under Insulation

Old large rusty water pipes. Corroded metal pipe destroyed. Old large rusty water pipes. Corroded metal pipe destroyed. Old large rusty water pipes. Corroded metal pipe destroyed. Old large rusty water pipes. Corroded metal pipe destroyed.


The corrosion of steel piping and its related components is a continuous and virtually unstoppable process. Here we'll look at some of the...

QUIZ: Corrosion Under Insulation (CUI) and How to Prevent It QUIZ: Corrosion Under Insulation (CUI) and How to Prevent It QUIZ: Corrosion Under Insulation (CUI) and How to Prevent It QUIZ: Corrosion Under Insulation (CUI) and How to Prevent It


Having an understanding of corrosion under insulation (CUI) is vital for anyone in the corrosion industry. Test your knowledge of the...

The Benefits of Thermal Insulating Coatings for Storage Tanks and Process Vessels in Storm-prone Areas The Benefits of Thermal Insulating Coatings for Storage Tanks and Process Vessels in Storm-prone Areas The Benefits of Thermal Insulating Coatings for Storage Tanks and Process Vessels in Storm-prone Areas The Benefits of Thermal Insulating Coatings for Storage Tanks and Process Vessels in Storm-prone Areas


Thermal insulating coatings can help oil refineries, sugar mills, paper mills, tank farms and process vessels in storm-prone regions with...

Preventing Corrosion with Thermal Insulating Coatings Preventing Corrosion with Thermal Insulating Coatings Preventing Corrosion with Thermal Insulating Coatings Preventing Corrosion with Thermal Insulating Coatings


Thermal insulating coatings are effective at preventing corrosion under insulation because their lack of fibrous materials and a lower...

The 4 Best Nondestructive Inspection Methods for Corrosion Under Insulation The 4 Best Nondestructive Inspection Methods for Corrosion Under Insulation The 4 Best Nondestructive Inspection Methods for Corrosion Under Insulation The 4 Best Nondestructive Inspection Methods for Corrosion Under Insulation


The advantages and limitations of four of the best nondestructive inspection methods for corrosion under insulation (CUI) in pipelines are...

Why One Insulation Material Does Not Fit All Applications Why One Insulation Material Does Not Fit All Applications Why One Insulation Material Does Not Fit All Applications Why One Insulation Material Does Not Fit All Applications


Johns Manville Industrial Insulation Group explains why there isn’t a single insulation on the market today that will provide optimal...

CUI Double Whammy: Selection of Coating Systems for CUI Service CUI Double Whammy: Selection of Coating Systems for CUI Service CUI Double Whammy: Selection of Coating Systems for CUI Service CUI Double Whammy: Selection of Coating Systems for CUI Service


Monica Chauviere, an expert in the field of corrosion under insulation (CUI), reviews a white paper on the 'Selection of Coating Systems...

Why Are My Insulation Surface Temperatures Out of Spec? Why Are My Insulation Surface Temperatures Out of Spec? Why Are My Insulation Surface Temperatures Out of Spec? Why Are My Insulation Surface Temperatures Out of Spec?


Designing the thermal insulation for a piping system involves issues such as thermal shift, safe-to-touch temperatures and using the...

How Insulating Coatings Are Winning Against Corrosion Under Insulation How Insulating Coatings Are Winning Against Corrosion Under Insulation How Insulating Coatings Are Winning Against Corrosion Under Insulation How Insulating Coatings Are Winning Against Corrosion Under Insulation


Conventional thermal insulation materials can promote corrosion under insulation (CUI). Insulating coatings are quickly gaining popularity...

Accelerated Corrosion Testing with Calcium Silicate and Perlite Insulations Accelerated Corrosion Testing with Calcium Silicate and Perlite Insulations Accelerated Corrosion Testing with Calcium Silicate and Perlite Insulations Accelerated Corrosion Testing with Calcium Silicate and Perlite Insulations


Discusses tests using industry-accepted ASTM protocols and accelerated tests under simulated “real-world” environmental and installation...

Protecting Pipelines from Corrosion Under Insulation Protecting Pipelines from Corrosion Under Insulation Protecting Pipelines from Corrosion Under Insulation Protecting Pipelines from Corrosion Under Insulation


Corrosion under insulation (CUI) prevention with thermal sprayed aluminum (TSA) provides long-term and reliable prevention that reduces...

Nondestructive CUI Detection Techniques for Process Pipelines Nondestructive CUI Detection Techniques for Process Pipelines Nondestructive CUI Detection Techniques for Process Pipelines Nondestructive CUI Detection Techniques for Process Pipelines


Advancements in the corrosion field allow us to detect and control corrosion under insulation (CUI) in pipeline systems through...

Stopping Corrosion Under Insulation in Global Oil and Gas Facilities Stopping Corrosion Under Insulation in Global Oil and Gas Facilities Stopping Corrosion Under Insulation in Global Oil and Gas Facilities Stopping Corrosion Under Insulation in Global Oil and Gas Facilities


Corrosion Under Insulation (CUI) is the root cause of many of the petrochemical industry’s problems including forced shutdowns and lost...

An Introduction to the Root Causes of CUI with Monica Chauviere An Introduction to the Root Causes of CUI with Monica Chauviere An Introduction to the Root Causes of CUI with Monica Chauviere An Introduction to the Root Causes of CUI with Monica Chauviere


Misconceptions abound regarding corrosion under insulation (CUI). From imperfect coatings and wet insulation dynamics, to design flaws that...

Corrosion Under Insulation: The Challenge and Need for Insulation Corrosion Under Insulation: The Challenge and Need for Insulation Corrosion Under Insulation: The Challenge and Need for Insulation Corrosion Under Insulation: The Challenge and Need for Insulation


With CUI, it's best to think about long-term solutions and minimizing future failures. This takes an effort at all phases of the life...

Expanded Perlite Insulation: Why Hydrophobicity is Only Part of the Solution to Prevent CUI Expanded Perlite Insulation: Why Hydrophobicity is Only Part of the Solution to Prevent CUI Expanded Perlite Insulation: Why Hydrophobicity is Only Part of the Solution to Prevent CUI Expanded Perlite Insulation: Why Hydrophobicity is Only Part of the Solution to Prevent CUI


This article, brought to you by David Shong and Jack Bittner, highlights the limitations of a hydrophobic-only approach to prevent...

What Hot Summer Days Mean For Your Insulated Piping Systems What Hot Summer Days Mean For Your Insulated Piping Systems What Hot Summer Days Mean For Your Insulated Piping Systems What Hot Summer Days Mean For Your Insulated Piping Systems


Summertime can create specific challenges for your insulated piping system. Extreme temperature swings can have a significant impact on the...

CUI Myth: The Type of Insulation isn't as Important as the Coating CUI Myth: The Type of Insulation isn't as Important as the Coating CUI Myth: The Type of Insulation isn't as Important as the Coating CUI Myth: The Type of Insulation isn't as Important as the Coating


We explore the CUI myth: 'In the CUI temperature range, if the right coating is just put on properly after excellent surface prep,...

CUI Myth: There’s no Corrosion under Insulation if the Jacketing isn’t Damaged CUI Myth: There’s no Corrosion under Insulation if the Jacketing isn’t Damaged CUI Myth: There’s no Corrosion under Insulation if the Jacketing isn’t Damaged CUI Myth: There’s no Corrosion under Insulation if the Jacketing isn’t Damaged


A common myth is that if the jacketing is intact then there can’t possibly be any corrosion under insulation (CUI). Helpful advice for...