This product is hot dipped double sides
coated with a layer of plastic powder all around steel pipes.
The standards are accordance to CJ/T120-2008, GB/T17219-1998.
For use condition to choose different plastic powder. The work
temperature can be -50℃-100℃.
The coating has excellent adhesion, impact chemical resistant,
and health. The coating contains PE, EP and PE-X. The materials
can widely suitable use for construction water supply and drainage,
gas, seawater transfer, sewage treatment, hot and cool water