supply and delivery of isi marked centrifugally cast ( spun ) ductile iron pressure pipes for water with socket & spigot ends conformingto is:8329 / 2000 ( latest amendment ) in standard length of5.5 m / 6.00msuitable forpush on joint ( rubber gasket jointing ) with cement mortar lining inside the pipes and outside zinc coating with finished layer of bituminous coating / synthetic resin ( blue / red epoxy ) compatible with zinc coating ( class k-9 & class k-7 ) along with supply of epdm quality of rubber gasket as per is:5382 / 1985, for each of the joints admissible for the ordered quantity and 5% extra and supply of polyethylene sleeves alongwith d.i pipes to be supplied, the polyethylene sleeves are to be tested by cipet and this certificate should contain the quantity.all the expenditure for the tests is to be borne by the bidder.the suuply will be forpiu-wbdwsip, bankura, phe dte.