supply of sluice valve and ci non return valve under lalbagh ( a-m ) sub-division supply of sluice valve and ci non return valve for maintenance of different rli schemes , supply and delivery of sluice valve and ci non return valve , supply and delivery of 150 mm nominal size ( pd ) 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. , supply and delivery 150 mm ci non return valve, flanged end & swing type with side by-pass arrangement as per is: 5312 ( part 1 ) / 2004 with latest amendment, duly isi marked, weight 40 kg..