GI galvanized pipe is widely used in many fields such as construction, water conservancy, electricity, and transportation due to its excellent corrosion resistance and long service life.

There are various methods to improve the surface quality of seamless steel pipe, and appropriate measures should be selected according to the situation to enhance the surface quality of seamless pipe.

There are two types of galvanized steel pipe: hot-dip galvanized pipes and cold-dip galvanized pipes. Relatively speaking, hot-dip galvanized pipe are less prone to rust than cold-dip galvanized pipe.

Spiral steel pipe, as an important building material, is widely used in construction, chemical, petroleum, natural gas and other industries.

Spiral welded pipe is a welded steel pipe produced by a continuous spiral forming process. It has the characteristics of light weight, high strength, corrosion resistance and long service life.