tender for procurement of hardware item for day to day maintenance of various tube wells installed in gk-i ward in greater kailash constituency ac-50. , supply of tail piece of medium class gi pipe 500 mm long with one end threaded as per out let of pump and another end flanged of size (120 mm dia.)of gi pipe. make: tata / jindal. (a) 50 m.mdia , (b) 40 m.m dia. , supply of ms clamp 600 mm lenght duly fabricated from 12.5 mm thick 75 mm wide m.s. plate for holding the g.i pipe of sizes. (a) 50 mm dia , b) 40 mm dia , fabrication and supply of gi 90 bend having flanged at both ends (heavy duty) of following size. (a) 50 mm dia. make: tata/jindal , (b) 40 mm dia , fabrication and supply of bore cover size 1x1made out from 6mm thick ms sheet in 2 halves & circular hole in centre 3-1/2 dia. with locking arrangement by nut and bolts.