PP Spirally Enwound Structual Wall Drainage Pipe

HDPE Spirally Enwound Structural-Wall PipeThis pipe is made of high-density polyethylene(PE) resin as the main raw material, adopts hot winding technology, and uses polypropylene (PP) single-wall corrugated pipe as the supporting structure to make a special structural wall pipe with high resistance to external pressure..HDPE Spirally Enwound Structural-Wall Pipe Techinical DataConnection CertificatesOur Pipe FactoryWith more than 20 years history, Jingtong factory has advanced pipe extrusion production lines, injection molding machines ,product testing equipment and innovative technical personnel.Jingtong factory has received the ISO9001:2008 Quality Management System certification, ISO14001:2004 Environmental Management System certification, and OHSAS18001:2007 Occupational Health and Safety Management System certification.  In 2020 year, Jiongtong plastic pipes and fittings got the CE certificate.  In 2022 years, WRAS certificate is processed. RFQ1.Do you a manufacturer or a trading company? --We're one plastic pipe and fittings manufacturer. 2.What's your product standard? --All our product following the ISO and CE standard. 3. Can we get free sample? --Yes, free samples is available, but need you pay the air freight in advance, or we can send to your Express account. 4. how can we guarantee quality? --We have strong QC team to control the product quality. 5.what can you buy from us? --Water and sewer PE Pipe / Fittings,HDPE Double Wall Corrugated Pipe,UPVC Pipe / Fittings, Electric cable pipe/Conduit, PPR Pipe / Fittings,PE-RT Pipe. 6.Any other question, welcome to contact us at any time, we will reply ASAP. /* January 22, 2024 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1