1, ductile iron pipe product category
Water supply pipe, drain pipe, polyurethane pipe, epoxy resin lining pipe.Cyclic oxygen ceramic lining, jacking pipe, anti - drop pipe
2, conventional coating
The inside is coated with ordinary Portland cement mortar, and the outside is sprayed with zinc and asphalt paint
3. Corrosion resistance of ductile iron pipe
Cast iron pipe has good corrosion resistance, the world has been buried for more than 300 years of cast iron pipe is still in use, buried for more than 100 years of cast iron pipe is still in use today is numerous.With regard to the use of ductile iron pipes, the corrosion resistance of ductile iron pipes is as good as that of cast iron pipes, although it is only more than 30 years old.
