Corrosion of buried pipelines in the city sewage procedure venture is generally soil erosion, which is characterized by scattered piping, soil ailments are extremely intricate, so the corrosion mechanism is incredibly elaborate.nnSoil erosion and soil in the salt, drinking water, oxygen and the electrochemical corrosion of coating metal pipe composition, microbial erosion. As the city underground electrical amenities, site cable is more dense, stray recent corrosion is far more really serious, even by means of the pipeline in the vicinity of the plant may be acid or alkaline media of chemical corrosion.nnBuried pipelines typically go by means of the town streets, structures, rivers, etc., underneath strain sophisticated. In addition, the carbon steel pipe may be buried by rock backfill sand during the collision and extrusion problems.nnThe party of buried pipeline inspection and repair corrosion destruction is not easy to make corrosion worse. Typically consequence in the mend environmental damage. For the reason that of this, and the corrosion of buried pipeline design daily life of the common specifications in 20 ~ 30a over.nnMore info,pls visit:Hunan fantastic metal pipe co.,ltd