The galvanized pipes are widely used in oil transportation and construction，such as steel structure, buildings, guard rails, fences, metal furnitures and etc. Due to its zinc coated surface,the galvanized pipes are anti-corrosion. Here are 2 types of galvanizing: hot dip galvanizing and pre-galvanizing. Based on the enviroment of the product needs, you can choose your fittable product.

Pre-galvanized steel pipe is one of the most common and popular types of pipe today, made of solid steel with an additional zinc coating. The role of the zinc coating is to prevent the steel pipe from rusting and corroding. Since the pre-galvanized steel pipe does not rust or corrode, the pipe will