01. it is used for urban sewer drainage. because the sewer is heavily polluted, the drainage pipes that need to be used have good corrosion resistance, and plastic-coated steel pipes meet this point.
02. oil transportation can also be used, as well as gas transportation.
03. drainage of the exterior wall of the building can also play an aesthetic role.
04. urban large-diameter and small-diameter water pipes, direct drinking water transportation, and food pipelines;
05. pipelines in pharmaceutical, chemical, printing, and dyeing industries;
06. epoxy powder anti-corrosion coated steel pipes are used for pipelines, cables, and communication cables in marine and marine engineering;
07. chemical water treatment system, road and river projects;
08. oil and gas pipelines, oil field rotted pipes, consumer pipelines, highway pipelines, etc. are all application fields of internal and external plastic-coated steel pipes.