... polypropylene,polyurethane. comformed to ISO9001,ROSH Characterastic of Plastic curragated pipe ΔPlastic curragated pipe' s material comprise PA6 ,PA12,PE,Polyethylene, ... conform to the ROHS environmental protextion requirement.use of Plastic curragated pipe1.machanical building;electric equipment;track locomotive,etc2 ... namesize(od*id)of hosecoloruse of hosepicturepacking Plastic Corrugated Pipe