Galvanized steel pipes are welded steel pipes with hot-dip galvanized or electro-galvanized layers on the surface. Galvanizing can increase the corrosion resistance of steel pipes and prolong the service life. Galvanized pipes are widely used. In addition to being used as pipes for general low-pressure fluids such as water, gas, and oil, it is also used as oil well pipes and oil pipes in the petroleum industry, especially in offshore oil fields, as well as oil heaters and oil pipes, and condensers. In chemical coking plants, pipes for coolers, pipes for coal distillation and washing oil exchangers, pipes for trestle bridges, support frames for mine tunnels, etc. Cold galvanized steel pipes have been banned, and hot-dip galvanized steel pipes have also been temporarily promoted by the state. Hot-dip galvanized steel pipes are widely used in fire protection, electric power, highway and other fields. Product Name DN40 Hot Dipped Ga…