What is hot-dip galvanized channel steel?

Hot-dip galvanized channel steel, also known as hot-dip zinc channel steel and hot-dip galvanized channel steel, is an effective way to prevent metal corrosion. It is to immerse the channel steel after rust removal into the melting zinc liquid about 440~460℃, so that the surface of the channel steel is attached to the zinc layer, so as to play the purpose of anti-corrosion.