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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 appropriate flat vs. round ASTM test...

Ambiguities in Determining if 'Specified DFT' has been Achieved


The authors expose the roles that standards, and paint company guidelines and recommendations play in the confusion over how coating inspectors should determine whether...

9 Things to Keep in Mind when Performing a Marine Coating


Essential topics to keep in mind when performing surface preparation and applying a marine coating. Although targeted at vessels, also applies to stationary assets such...

Defining Client Objectives for Coatings Specification


A protective coatings and engineering expert discusses the importance of defining client objectives in a design basis document early in the life of a project, regardless...

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 due to their ability to reduce...

How Closed Circuit Television (CCTV) is Changing Sewer and Pipeline Asset Management


New closed circuit television (CCTV) cameras are used by water authorities and underground pipeline operators to inspect pipes, identify the cause of blockages, pinpoint...

Hot-dip vs Cold Galvanizing: What’s the Difference?


There are two main methods for galvanizing steel: hot-dip galvanizing and cold galvanizing. This article looks at these two galvanizing methods and discusses how these...

Applying Protective Coatings to Ships in Cold Winter Conditions


Applying protective coatings to ships in cold winter conditions is problematic. Painting in low temperatures has created many modifications of equipment to cope with...

The Advantages of Pure Polyurea Coatings for Protecting Water Treatment Plant Infrastructure


Pure polyurea offers several advantages as a protective coating for water treatment plants, pipelines, storage tanks, process vessels and associated infrastructure.

A Failure Analysis of Hydrogen Embrittlement in Bridge Fasteners


A case study showing some of the technical issues and problems that can arise in modern steel and concrete structures, including hydrogen embrittlement of fasteners and...

Preventing Tea Staining Corrosion of Stainless Steel


Stainless steel enjoys a strong and enduring reputation for visual appeal, but is susceptible to a type of corrosion known as tea staining in coastal areas.

The Use of Laser Scanning when Conducting Fitness-for-Service Corrosion Assessments


Laser scanning (profilometry) is a highly effective and accurate inspection method for measuring changes in geometry of pressurized vessels, piping and pipelines.

How Galvanic Corrosion Can Be Used for Good


There are instances where galvanic corrosion can be used to benefit specific applications. This article describes the situations where this corrosive process is...

Your Guide to Corrosion-Resistant Metals


Here's a handy guide to understanding corrosion-resistant metals, including the applications where each is appropriate, how they are used and their relative cost.

Corrosion engineer among equipment and pipes holding a blueprint and checklist


With proper consideration, corrosion can be limited and even prevented almost entirely. There are many different ways that the risk of corrosion can be reduced. This...

Experts


What is a biofilm and how does it contribute to microbiologically induced corrosion?


Biofilms are deposits of biological origin that form on surfaces such as the inside walls of pipes, process vessels, storage tanks, condensers and pumps. (Corrosion in...

What is the significance of the high temperature range when considering corrosion under insulation (CUI)?


Corrosion under insulation (CUI), like other forms of corrosion, is electrochemical in nature and therefore is significantly influenced by the temperature of the...

How can leaks in oil and gas pipelines promote microbiologically influenced corrosion?


Microbiologically influenced corrosion (MIC) is a perennial problem for pipelines used to process and transport petroleum products.The challenge for the oil and gas...

What is the process behind identifying microbiologically influenced corrosion in water pipelines?


There are several approaches that can be used to identify microbiologically influenced corrosion (MIC) in pipelines.Corrosion monitoring using coupons in a bypass rack...

What are some of the new methods behind the treatment of microbiologically induced corrosion?


We need to break this question regarding microbiologically induced corrosion (MIC) into two parts:How do we evaluate the problematic bacterium (including...

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