What is galvanized steel pipe? Galvanized steel pipe is made of low carbon steel. Then it is covered with zinc coating through hot-dip or electro-galvanizing process to prevent rusting. Galvanized steel tubes feature with excellent corrosion resistance and durability. Therefore, it is very versatile in construction, chemical, electric power, machinery and other industries. As a leading galvanized pipe manufacturer, Wanzhi Steel will share more information about galvanised iron pipe, including its definition, uses, manufacturing process, etc