Knowledge Center
Technical knowledge base on corrosion and protective coatings.
Articles written for practice: what happens on metal surfaces, why coating systems fail and how problems can be prevented through process control.
Corrosion
Corrosion mechanisms, galvanic cells, underfilm corrosion and causes of metal deterioration.
CategoryMetallic coatings
Galvanizing, electrogalvanizing, zinc metallizing, nickel plating and other metallic protection methods for steel.
CategoryProtective coatings
Epoxies, polyurethanes, zinc silicates, overcoating intervals and typical coating defects.
CategoryInspection
DFT, dew point, roughness, surface preparation and inspection documentation.
Latest articles
Galvanizing steel: why zinc protects better than most people think
Hot-dip galvanizing, sacrificial zinc protection, white rust and design details for durable steel protection.
What do Sa 2, Sa 2½ and Sa 3 mean?
A simple explanation of surface preparation grades and why abrasive blasting is the foundation of long-term corrosion protection.
What is corrosion and why does it occur?
A simple introduction to metal corrosion, conditions that accelerate it and basic protection methods.