Galvanized steel is steel that has been coated with a layer of zinc to protect it from corrosion. This is achieved by dipping the steel into a bath of molten zinc or by applying a zinc coating to the steel through a process called electroplating. The zinc coating acts as a barrier between the steel and the environment, protecting the steel from rust and other forms of corrosion.
Galvannealed steel, on the other hand, is a type of steel that has been coated with a layer of zinc and then heated to a high temperature in order to create a harder, more durable surface. This process, known as galvannealing, creates a surface that is more resistant to wear and tear, making it ideal for use in applications where the steel will be subjected to heavy use or abrasion.
There are a few key differences between galvanized and galvannealed steel:
Overall, the choice between galvanized and galvannealed steel will depend on the specific application and the level of durability and corrosion resistance required. Both types of steel offer excellent protection against corrosion, but galvannealed steel may be a better choice for applications where the steel will be subjected to heavy use or abrasion.