Coatings & Linings

The Science Behind It: Effects of Silane Additives on Corrosion Resistance and Durability of Mortar

Silane coupling agent additives were used in mortar in varying proportions, and the effect of the coupling agent content on the mortar’s corrosion cracking resistance and durability properties was studied.

Thermal Imaging Used for Nondestructive Testing of Concrete Pillars

Russian scientists recently used a thermal imaging technique to study the corrosion of steel reinforcement within 14 reinforced concrete pillars.

Evaluating Internal Pipe Coatings with Electrochemical Impedance Spectroscopy

A new generation of high-temperature fusion-bonded epoxy coatings are being developed as a lower-cost alternative to alloy steels for protecting the internal surface of tubing, casing, flowlines, and pipelines.

Formation of Corrosion-Resistant MAO-Treated Aluminum Alloy

Micro-arc oxidation coatings were formed on an aluminum alloy in a silicate-based electrolyte with and without the addition of aluminum oxide.

Process Vessel Linings Seen as Corrosion Solution for Iraq Oilfield

An internal lining for 40 newbuild vessels to be shipped to and installed at the Rumaila oilfield in Iraq was found to be the most efficient corrosion protection solution.

New Rotor Blade Inspection Methods for Offshore Wind Turbines

Industrial and research partners are collaborating to investigate alternative inspection methods on wind turbines through the use of acoustic emissions monitoring systems and offshore drones equipped with thermal imaging cameras.

U.S. Army Develops Sensing Network to Spot Aircraft Damage

Networked sensors open up possibilities for new onboard aircraft features that could immediately alert the flight crew to structural damage as it occurs, like matrix cracking and coating delamination.

The Science Behind It: Coating Technology for Pump Energy Savings

Premature failures of pump components can be caused by cavitation phenomena, erosion-corrosion, and other mechanisms.

Nickel-Cobalt Alloy Coating Protects Steel Fasteners from Hydrogen Embrittlement

Electroplating fasteners with a Ni-Co alloy can decrease hydrogen production on the coating’s surface and prevent hydrogen penetration into underlying metal.

Study: Graphene Technology Boosts Performance of Epoxy Coatings

Initial test results have shown higher corrosion resistance, increased mechanical strength, and better abrasion resistance when using epoxy resin-based coatings formulated with graphene.

Corrosion ‘Hot Spots’ Found at Central Florida Football Stadium

An engineering study reports significant corrosion, due to poor coating selection and application, that led to structural damage in many locations at a major college football stadium in Florida.

Nanostructured Tungsten Carbide Coatings Protect Against Corrosion

Extensive testing of chemical vapor deposition (CVD) tungsten carbide coatings has proven that low-temperature CVD coatings can provide a viable corrosion solution.

Abrasives: Salt Contamination and Its Transfer

Soluble salts left on the surface can cause premature coating failures. As such, all steps and materials used require scrutiny to prevent the potential addition of salts during surface preparation and cleaning.

Fire-Resistant Coating Forms Heat Barrier for Reinforced Concrete

A new polyurethane-based nanocomposite coating system can be applied to steel and concrete without the need for sandblasting, thus reducing application time by half. It can also protect the substrate against fire for two hours without falling off.

Nickel-based Coatings May Slow Corrosion in Solar Power Plants

New research at the U.S. Department of Energy’s National Renewable Energy Laboratory is aimed at mitigating corrosion levels in concentrating solar power plants with nickel-based coatings.