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View article: Mechanical Testing Methods for Assessing Hydrogen Embrittlement in Pipeline Steels: A Review
Mechanical Testing Methods for Assessing Hydrogen Embrittlement in Pipeline Steels: A Review Open
As the transport of gaseous hydrogen and its use as a low carbon-footprint energy vector become increasingly likely scenarios, both the scientific literature and technical standards addressing the compatibility of pipeline steels with high…
View article: Potentiostatic Plasma Electrolytic Oxidation (PEO) of Aluminum Alloy AA6082: Effect of Electrical Input on Coating Microstructure and Corrosion Resistance
Potentiostatic Plasma Electrolytic Oxidation (PEO) of Aluminum Alloy AA6082: Effect of Electrical Input on Coating Microstructure and Corrosion Resistance Open
Aluminum alloy AA6082 (Al-Si-Mg) is a lightweight alloy that requires thick barrier coatings to be protected from localized corrosion. Plasma Electrolytic Oxidation (PEO) coating is a common anodic surface treatment used for growing protec…
View article: Influence of intermetallics on through-mask electrochemical micromachining for surface texturing of aluminum alloys
Influence of intermetallics on through-mask electrochemical micromachining for surface texturing of aluminum alloys Open
Metallic surface texturing is a key technique across a wide range of fields, including electronics, energy conversion, and fluid dynamics. Drawing inspiration from biological structures like the riblets on shark skin, known for their abili…
View article: Advancing aeronautical surface texturing: Through-mask electrochemical micromachining of aluminum AA2024-T3 for drag reduction applications
Advancing aeronautical surface texturing: Through-mask electrochemical micromachining of aluminum AA2024-T3 for drag reduction applications Open
Surface texturing is crucial in various fields including electronics, energy, optics, and biology. Inspired by sharkskin microstructures, riblet surfaces have been extensively studied for their drag-reducing properties, particularly in aer…
View article: Hydrogen Embrittlement of a T95 Low-Alloy Steel Charged by Electrochemical Method
Hydrogen Embrittlement of a T95 Low-Alloy Steel Charged by Electrochemical Method Open
The hydrogen embrittlement of a typical Oil Country Tubular Good (OCTG) steel, API 5CT T95, was investigated through electrochemical hydrogen pre-charging followed by mechanical testing. J-integral and tensile tests were performed on elect…
View article: Protection Criteria of Cathodically Protected Pipelines Under AC Interference
Protection Criteria of Cathodically Protected Pipelines Under AC Interference Open
Carbon steel structures employed to convey hydrocarbons and other dangerous fluids, such as oil or flammable liquids, are equipped with degradation prevention systems, which typically consist of a cathodic protection (CP) system combined w…
View article: Glutamate- and Tartrate-Based Inhibitor Films to Prevent Chloride-Induced Corrosion in Reinforced Concrete: Efficiency of Dry or Hydrated Films via Molecular Dynamics Simulations
Glutamate- and Tartrate-Based Inhibitor Films to Prevent Chloride-Induced Corrosion in Reinforced Concrete: Efficiency of Dry or Hydrated Films via Molecular Dynamics Simulations Open
Due to their barrier effect against chloride penetration, corrosion inhibitors are widely used to prevent chloride-induced corrosion in reinforced concrete structures. The mechanisms of interaction between the protective film on carbon ste…
View article: Atmospheric Corrosion of Different Steel Types in Urban and Marine Exposure
Atmospheric Corrosion of Different Steel Types in Urban and Marine Exposure Open
The aim of the present work is to study the atmospheric corrosion behavior of metals exposed to both urban (Milan, IT-Lombardia) and marine (Bonassola, IT-Liguria) atmospheres in Italy. A number of coupons (100 × 150 mm) of carbon steel (C…
View article: Advancing a Comprehensive Model for Carbon Steel Corrosion in Weak Acids: Validation Using Valeric and Acetic Acids
Advancing a Comprehensive Model for Carbon Steel Corrosion in Weak Acids: Validation Using Valeric and Acetic Acids Open
Acidic corrosion in industrial environments represents a serious threat that requires an active prevention and management strategy. In this context, weak acids can create a severe corrosion environment for metallic surfaces, sometimes exce…
View article: Use of Organic Acids as Additives for Plasma Electrolytic Oxidation (PEO) of Titanium
Use of Organic Acids as Additives for Plasma Electrolytic Oxidation (PEO) of Titanium Open
The present study investigates the influence of organic acids, added to the electrolytic solution, on the structure, morphology, and corrosion behaviour of plasma electrolytic oxidation (PEO) coatings produced on titanium grade 2. Particul…
View article: Recent Advances in the Use of Green Corrosion Inhibitors to Prevent Chloride-Induced Corrosion in Reinforced Concrete
Recent Advances in the Use of Green Corrosion Inhibitors to Prevent Chloride-Induced Corrosion in Reinforced Concrete Open
Inhibitors for the prevention of corrosion in reinforced concrete are chemical substances able to reduce carbon steel reinforcements corrosion without altering the overall properties of concrete. Today, many commercially available substanc…
View article: Evaluation of pH variation in cathodic protection conditions by FEM simulation
Evaluation of pH variation in cathodic protection conditions by FEM simulation Open
Cathodic protection is an electrochemical technique used to control the corrosion of metals. It does this by sending a proper amount of current equal to the current required by the cathodic processes at the protection potential. One of the…
View article: Benzoate‐Based Inhibitor Film to Prevent Chloride‐Induced Corrosion: Simulation Study of Efficiency of Dry or Hydrated Film
Benzoate‐Based Inhibitor Film to Prevent Chloride‐Induced Corrosion: Simulation Study of Efficiency of Dry or Hydrated Film Open
In the last 30 years, many synthetic organic substances have been proposed as promising inhibitors to prevent chloride‐induced corrosion in reinforced concrete structures. Using molecular mechanics (MM) and molecular dynamics (MD) methods …
View article: TiO2 Microparticles Incorporation in Coatings Produced by Plasma Electrolytic Oxidation (PEO) on Titanium
TiO2 Microparticles Incorporation in Coatings Produced by Plasma Electrolytic Oxidation (PEO) on Titanium Open
This research describes the influence of two types of particles, namely rutile and anatase microparticles (average d < 5 µm), on the morphology, structure, and anticorrosive properties of PEO coatings on titanium produced in an alkaline so…
View article: Corrosion of rebars in concrete: Comparison of preventative measures
Corrosion of rebars in concrete: Comparison of preventative measures Open
Prevention of rebar corrosion is achieved in the design and construction phases, by means of suitable mix design, casting and curing, and adequate cover depth; this approach has been introduced in international standards (EN 206) and desig…
View article: A green vanadium-based formulation for the conversion of steel
A green vanadium-based formulation for the conversion of steel Open
The electroless deposition of a novel vanadium-based conversion coating (VCC) on carbon steel was investigated varying parameters as vanadium salt concentration, immersion time, bath pH and temperature. The novelty resides on the depositio…
View article: A Comprehensive Investigation on the Effects of Surface Finishing on the Resistance of Stainless Steel to Localized Corrosion
A Comprehensive Investigation on the Effects of Surface Finishing on the Resistance of Stainless Steel to Localized Corrosion Open
The present research investigates the influence of surface roughness imparted by cold surface finishing processes on the localized corrosion resistance of stainless steel. Five different alloys were studied: ferritic AISI 430, martensitic …
View article: Hydration of Triethylenetetramine Based Inhibitor Film Accelerate the Chloride‐Induced Corrosion in Concrete: A Molecular Dynamics Study
Hydration of Triethylenetetramine Based Inhibitor Film Accelerate the Chloride‐Induced Corrosion in Concrete: A Molecular Dynamics Study Open
Organic corrosion inhibitors can be used to prevent chloride‐induced corrosion in reinforced concrete structures by improving the performance of the reinforcement. In this theoretical study Molecular Mechanics (MM) and Molecular Dynamics (…