Product: PE Double-wall corrugated pipe. Product Introduce: Polyethylene (PE) double-wall corrugated pipe with polyethylene as the main raw material, respectively, by inside and outside extruder extrusion, inner surface level off is smooth, the outer wall terraces corrugated, have double wall between the internal and external wall tubular layer of plastic tubing. Using range: 1, Sewage drain: Municipal engineering drainage, factories, enterprises, chemical, pharmaceutical industries. 2, All kinds of construction engineering, drainage engineering: Stadiums,Railway,High speed etc. 3, Low pressure water conveyance project: Farmland, Orchards, forestry of irrigation and drainage. 4, Ventilation and communication engineering: Mine ventilation, Mine wall permeability tube, Railway and highway cable cable, Telecommunications, protect the casing. Pipe specification index: Inner diameter: 110-800mm. Nominal pressure: SN 4( 4KN min), SN 8( 8KN min). Product performance: Nominal pressure: SN 4( 4KN min), SN 8( 8KN min). Impact on performance( TIR)/%: 10 max. Creep ratio: 4 max. Oven test: No bubbles, no separation, no cracking.