supply and delivery of 150 mm dia c.i. sluice valve and others miscellaneous items for different govt own and operated major rli schemes under assistant engineer ( a-m ) mathabhanga ( agri-mech ) sub-division , supply of 150 mm dia c.i. sluice valve with hand wheel for water works purpose confirming to isi : 14846 / 2000 with latest ammendments. parts of the valve shall be manufacture from basic materils and the valves should be tested for ( closed end test ) against hydrostatic test requirement. , supply & transport of rubber insertion 5 mm thick with proper reinforcement 2 ply conforming to is: 638 / 79 with isi mark with latest ammendments suitable for raised surface of ms flange as per is: 6392 / 71 ( table-5, 11 &17 ) , 150 mm dia rubber insertion ( with hole ) , supply of m.s. / g.i hexagonal head bolts & nuts conforming to is : 1363 ( part-i ) / 1992 of product grade-c with latest amendments for bolts & is: 1363 ( part-3 ) / 1992 of product grade-c with latest amendments for nutrs properties / class for bolt - 4, 6 & for nut-4.5. , m16 x 65mm nut & bolt , m16 x 80mm nut & bolt , supply of 150 mm dia heavy duty hose ( ms / g.i ) clamp fitted with nut & bolt ( i.s: 5612 / 1977 with latest ammendment ) , 150 mm dia. c.i. tail piece with flange adopter one side groved and other end flanged over all length ( 175+15 ) mm with 7 nos grooves.