As the professional manufacture, we would like to provide you high quality Pengfa Polyurethane Insulated Spiral Steel Pipe. 3PE anticorrosive steel pipe is an advanced anticorrosive technology introduced from outside in recent years. Its full name is fused epoxy/extruded polyethylene structure protective layer, the structure is composed of the following three layers: the bottom layer is fused epoxy (≥80μm); The middle layer is adhesive (170 -- 250μm); The surface layer is extruded polyethylene (about 2mm).
