Hdpe pipe 1.Professional Manufacture 2.ISO certifications 3.Sizes: 20 to ... SDR21,SDR26,SDR33Pressure: 0.4Mpa, 0.6Mpa, 0.8Mpa, 1.0Mpa, 1.25Mpa, 1.6Mpa Color: Black or others on request Connection: Socket ... liquids transportation , sewage conduit,Air conditioner production field Advantage: 1.Non-toxic, no heavy metal additives, no fouling, not ... 133.927.221.8800 58.847.438.130.624.5 Supply water conduit