Water Pipes Material: PE100 Dn: 20~630mm PN: ... , 0.6Mpa Wall: 2.3~57.2mm Water Pipes High Density Polyethylene (HDPE) Solid Wall Pipe can ... a wide variety of applications e.g. water supply pipes, combustion gas pipelines, coalmine ventilation ducts, ... conveying pipes, petroleum and chemical pipes, storm and waste water pipes, power cable protection pipes, and water conservancy and irrigation pipes. HDPE ...