Nandi Polymers India Private Limited., Tirupati, a flagship unit of Nandi Group of companies, has been manufacturing 'NANDI' brand High Density Poly Ethylene (HDPE) pipes with nominal outside diameter from 20 mm to 500 mm and with pressure classes PN 2.5 to PN 16. The Company has been certified IS 4984 and ISO 9001:2008 standards. These pipes are used for laying drinking water pipe lines, submersible bore wells , disposal of ,industrial effluents etc.,.These pipes are made and supplied in coils or nominal lengths of 6 Mtr & 12 Mtr Lengths as required by the customer Because of their low thermal expansion than any alternate plastic system and high impact strength even in low temperature conditions, they are suitable for use in;.