8 Things to Know About Polyurea Coatings
Polyurea coatings are preferred where other coatings fail to protect the substrate. They have the unique advantage of moisture resistance,...
Latest
Working to Overcome Poor Quality Coating Practices in International Shipbuilding
This article delves into marine coating quality control problems in the wake of the 2008 shipbuilding boom, which have resulted in international coating standards...
The Use of Vinyl Coatings for Tools and Small Metal Parts
Versatile vinyl coatings are cost-effective and versatile for tools and metal part applications, especially those that require heat or electrical insulation, corrosion...
Hybrid Corrosion Protection Systems for Prestressed Concrete Bridges
Many reinforced concrete structures suffer from corrosion damage. Hybrid corrosion protection is an attractive alternative to traditional corrosion protection treatments...
Increasing Cathodic Corrosion Protection to Pipelines by Removing Underground Earthing
Remedial work was required to avoid stray current corrosion where a gas pipeline and a fire protection system water main were in close proximity.
The Role of Soluble Salts in Osmotic Blistering
In the coatings industry, there is a continued misunderstanding of the true process of osmotic blistering, and the best methods to test for the presence of salts on...
5 Ways to Avoid Galvanic Corrosion
Preventing galvanic corrosion involves applying countermeasures early in the design phase. Understanding the mechanisms involved in this electrochemical reaction is key...
The Treatment of Rusted Surfaces When Proper Surface Preparation Is Not an Option
Paints must be applied to surfaces that are entirely free from rust and other contamination. This may not be possible in some situations, so treatments have been...
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 conditions. Results from three...
Defining Service Requirements & Environmental Factors for Coating Specification
An expert coatings engineer describes the international standards and procedures necessary to define environmental factors and durability requirements for a good coating...
Why Non-intrusive Inspection (NII) is Such an Effective Process for Corrosion Management
Non-intrusive inspections (NII) are increasingly being considered as an alternative to the traditional internal visual inspection (IVI) approach due to its benefit of...
An Introduction to Stainless Steels
The broad array of stainless steels available provides a vast portfolio of capabilities. However, each alloy has distinct advantages and disadvantages. Find out more...
An Introduction to the Alexander Cell
Cathodic protection monitoring measurements are concerned with the equilibrium of electrical potentials. The Alexander Cell establishes that equilibrium by detecting the...
Lessons Learned from 50 Years of Coatings Testing at SA Water
This article provides key findings and lessons learned from test results generated across eight environmental test sites with the aim of maximizing the life of water...
Duplex Coating: How it Works, How It's Applied
For a severely corrosive environment, the duplex coating system ensures an extended productive life for iron and steel assets, along with an extended maintenance cycle....
Cathodic Protection of a Sewage Treatment Dissolved Air Flotation Tank
A dissolved air flotation tank with extensive corrosion required recoating of the entire tank and an upgrade of several components, including a galvanic cathodic...
Experts
What kind of tool can measure a polarization curve in coulombs per second?
The tool used to measure a polarization current (1 amp = 1 coulomb per second) is called a potentiostat. A potentiostat is an essential device used in corrosion studies...
Does aluminum rust?
We often use the term "rust" to mean corrosion, but these two terms do not mean the same thing.Distinguishing between Rust and CorrosionRust is a coating that...
Will using wet abrasive blasting instead of dry eliminate dust?
Firstly, before we answer this question it is important to clear up a common misconception. There is no such thing as a 100% dustless surface preparation method. (For...
What do I need to consider when it comes to applying high solids coatings?
High solids coatings can offer numerous advantages when compared to solvent-based coatings. Some of these advantages include better durability, faster drying times and...
How can you avoid flash rust during wet blasting?
Flash rust is defined as the corrosion that occurs on the surface of a metal shortly after any wet method of surface preparation. This type of rusting typically occurs...
