Material:HDPE100 Length:50or100m/coil OD:32-63mm EN:3.0-5.8mm ISO4427/BS12201/GB About us Suzhou Aichi Pipe professional production of PE solid wall, drainage pipes, fittings, gas pipe, the specification dn20-630, the annual output of nearly 10,000 tons, quality assurance, price concessions, welcomed the new and old customers to contact to discuss cooperation! Looking forward to cooperating with ...