supply of miscellaneous materials for maintenance of different major rli scheme under kandi (a-e)sub-division under berhampore-ii(a-m) division- 1 150 mm c.i. alfa-alfa valve, type-c as per drawing (annexure-g) with hand wheel, one wheel for four nos of valve. is 210/1239 2 top cover platefor 150 mm dia alfa alfa valve c-type 3 150 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. 4 150mm dia m.s.heavy duty hose clamp 5 mm thickness 45 mm width fitted with bolts & nuts.