supply and delivery of 150 mm ci sluice valve 20 hp kirloskar water pump shaft and ms coupling supply and delivery of 150 mm ci sluice valve 20 hp kirloskar water pump shaft and ms coupling for different rli schemes against islampur a.e sub-divsions , supply , 150 mm c.i. sluice valves:isi markedpressure designation p.n. 1.6 with hand wheel spindle type (inside screw) 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.spindleshall be machined and made with from m.s. duly chromium plated.flange should be machined flat with standard drilled holes as per i.s. spec no 138/1969. mimimum weight of the valve excluding the weight of the hand wheel is 71 kg. , shaft for 20hp kirloskar water pump: shaft: shaft material shall conform to aisi ss 410. finished shaft shall be ground to achieve surface finish in the range of 0.4 to 1.6 micron. shaft straightness shall be 0.1 mm/m and circularity shall be ½ tolerance as per din iso 286-2 (tolerance range). as per sample. two pack epoxy or polyurethane primer suitable for stainless steel at 30-50 micron dry, followed by high solids polyurethane finish at 100 micron dry. shaft shall be heat treated according to is: 6911/1992 (table-3).- , 150 mm dia star type m.s. coupling for 6x6 water pump(pair) universal iron coupling(pair) with nut bolt , od for flange-160 mm, pcd-110 mm, shaft dia-54.4mm.