supply and delivery of miscellaneous m.s items and valves for maintenance work of different rli schemes under a.e.(a-m) purulia-ii (a-m) sub-division under the jurisdiction of purulia (a-m) division, belguma, purulia under non-plan maintenance work , c.i. tail piece with flange adopter 150 mm. dia( one end grooved other end flanged), having 8 nos drilled hole in the flange side and 7 nos grooved in other side, overall length (175+15) , with 3 coat anticorrosive paint on outer surface. , 90 degree g.i bend (both end flanged)- isi marked- is 1239, galv- is 4736 150 mm dia long bend (with prining) , 150 mm isi marked sluice valves pressure designation p.n. 1.6 with hand wheel for water works purpose, c.i. flanged type conforming to is: 14846/2000 with amdt. no. 1&2. components/parts of sluice valves shall be manufactured from basic materials given in table 1 of is: 14846/2000 with amdt. 1 & 2. the valves shall be tested for (closed end test) against hydrostatic test requirement. , 150 mm dia c.i (nipple type) alfa alfa valve, type c with galvanized top cover plate. , c.i. foot valves, flanged end & swingtypeas peris: 4038/1986 with latest amendment. weight-25 kgs approx.