reducer, pipe fitting, steel reducer
Management Certification: ISO 9000/9001/9004/19011: 2000

We can produce according to client's request.

The compound pipe made of steel pipe inner coated with plastic powder adopts steel pipe as substrata,then inner coated with a kind of plastic powder mixture that with standing,high temperature and pressure,This comes into being through the process kr hot rolling and lining with his help of the air used as scattering medium,ie inside the steel pipe a plastic layer with a thickness of 3-8mm forms evenly and thghtly.This process is characterized by being not confined to the shapes and structures of substrata,both inside and outside surfaces being able to be coated with plastic powder layer,that is smooth and shining and not easy to be clogged with and good in anti-wearing properties.

the quality management system conforms to the standard :
GB/T19001-2000 idt ISO9001: 2000