rates are invited for tubewell materials rates are invited followings items for sinking of tubewell at all sansad under talibpur gram panchayat , supply of pvc pipes & fittings schedule 80 ( medium duty ) conformingto astmd - 1785 and threaded to match with gi pipes as per is : 1239 , ( a ) pvc pipesdia25 mm , 40 mm dia , 80 mm dia , socket25 mm dia , socket40 mm dia , socket80 mm dia , nipple ( 150 mm long ) g.i , 25 mm dia , 40mm dia , 80mm dia , nipple ( 300 mm long ) g.i. , 40mm dia , 80mm dia , supplying, steel cutter piece upto 450 mm long with sockets. , ( i ) 40 mm dia , supplying plug of approved make conforming to i.s.specifications. , ( i ) 40 mm each , supplying high density polythene strainer of approved make with adapter conforming to i.s. specifications. , ( i ) 40 mm dia. , nipple ( 300 mm long ) 40 mm pvc , reducing socket ( mm x mm ) , 80x40 , supplyingchech valve ( vertical ) g.m. tested to 21 kg persq. cm.- 40 mm dia , supplying, popular maya pump no-6 or similar. , ( i ) for 40 mm dia , supplying, fitting and fixing 65 mm dia. deep well brass cylinder with necessary fittings and accessories. , supply of galvanised iron socket with i.s.i. mark. , ( iii ) 25 mm dia. , ( v ) 40 mm dia. , supply of g.i. nipple standard 50 mm long. , ( v ) 40 mm , ( viii ) 80 mm , supply of g.i. short piece of tata make ( above 50mm & upto150 mm , ( v ) 40 mm , ( viii ) 80 mm , supplying 15 mm dia. galv. m.s. connecting rod with sockets. , flange ( dia ) 40 mm , 80mm dia , piston rod , 15mm rod soket , valve washer ( gadi ) , ring washer , supply ms clamp with necessary nut bolt , supply brass planger , supplycylinder upper bush , supplycylinder lower bush , supply head coverofmaya pump , supply handleofmaya pump , supply 80mm x 40 mm jt. base franch , supply 100gm sr gum , 40 mm x 25 mm bush , head cover tin plate , nut bolt ( for tube well fitting )