supply ofmiscellaneous materials formaintenance of different major rli scheme under kandi (a-e)sub-division under berhampore-ii(a-m) division-150mm dia c.i. nipple/ tail piece (with flange adopter)x one side grooved and other end flanged. overall length (175 +/-15) mm with 8 nos drilled holes in the flange side and 7/5 nos. grooves on the other side, with 3 coat anticorrosive paint on outer surface 2 150mm dia c.i.nipple/ tail piece one end threaded other end grooved, with5 nos.grooves, with 3 coat anticorrosive paint on outer surface 3 150mm dia c.i.nipple/ tail piece both endgrooved, with5 nos.grooves in each side, with 3 coat anticorrosive paint on outer surface 4 c.i. foot valves 150 mm nominal size, flanged end & swingtype as per is: 4038/ 1986 with latest amendments, duly isi marked heavy duty weight-25 kgs approx. 5 150 mm 90 degree g.i long priming bend both ends 150 mm ns m.s. flange welded made from 150 mm nb erw m.s. pipes conforming to is 1239 ( part 1)/2004, medium quality. the flanges are 12 mm thick and conforming to is: 6392/71,table-17. 6 150 mm dia g.i90 degree long bend both ends flange welded, made from erw m.s. pipes conforming to is: 1239(part 1)/2004, medium quality,. the flanges are 12 mm thick, conforming to is: 6392/71, table-17.