What is the tin plated iron?
In the galvanic cell of the tin, iron is negative and oxidized because iron is more active than tin.Therefore, in the coating damage, corrosion resistance than tin tin.
When the coating is damaged, the raw water is made up of the surrounding water, oxygen, etc.. Zinc is the anode oxidized iron tin anode is protected, do not participate in the reaction. Because zinc is more active than iron, the living metal is the negative.
Galvanized iron. Daily necessities with tin. Such as boxes, pipes, etc..Tinplate: tin plated iron. Generally used in food packaging. Canned goods.
