Steel pipes for underground applications are typically coated using a process called fusion bonded epoxy (FBE) coating. This involves applying a special epoxy powder coating to the surface of the steel pipe and then heating it to fuse the coating into a smooth and durable finish. The FBE coating provides excellent corrosion resistance and protects the steel pipe from the harsh underground environment.
Steel pipes are typically coated for underground applications using a process known as external coating or corrosion protection. This involves applying a layer of protective material, such as epoxy or polyethylene, onto the surface of the steel pipe. The coating acts as a barrier, preventing the pipe from coming into contact with moisture, soil, and other corrosive elements that could lead to degradation over time. Additionally, before applying the coating, the steel pipes are often cleaned and prepared through processes like sandblasting or shot blasting to remove any impurities and create a smooth surface for better adhesion of the protective coating.
Steel pipes are typically coated for underground applications using a variety of methods, including but not limited to hot-dip galvanizing, epoxy coating, and polyethylene wrapping. These protective coatings help prevent corrosion, increase the lifespan of the pipes, and ensure their reliability in underground environments.