supply and delivery of sluice valve of various sizes for pipe line maintenance of joynagar-i block at baruipur sub-division under south 24-pgns. water supply division-i, phe dte.- 1 supply and delivery of cidf sluice valve (special type) pw-1.00 of different dia make with ci double flanged non rusting spindle sluice valves conforming to is 14846 -2000 with latest emended having body dome/bonnet and cover of c.i.gr-f.g 210mtr. spindle of is-6603 g.r- 12/gr-13 non-magnetic, nuts seat rings are of gunonetal as per is:318 ltb-2 flanges and drilled to is:1538 part iv & vi valves are suitable for max. working pressure of 10kg/cm2(seat test) and body tested to 15kg/cm2. n.b: the above item should be procured from the reputed manufactures as per deptt. approved vender list 2 i) 300mm.dia. 3 ii) 250mm.dia. 4 iii) 200mm.dia. 5 iv) 150mm.dia. 6 v) 100mm.dia. 7 cast iron double flanged non- rising spindle sluice valve generally confirming to is 14846 having body door /dome/bonnet and cover of cast iron gr fg 260, spindle of is 6603, gr-12 cr-13, spindle nut & seat rings are of gunmetal as per is:318 ltb 2. flanges flat faced and drilled to is:1538 part iv & vi, valves are suitable for maximum working pressure of 10/16 kg/sqcm (seat test) and body tested to 15/24 kg/sqcm 350 nb and above valves should be provided with enclosed gear box and antifriction device for ease of operation. all the valves should be tested by closed end method only. 8 i) 350mm 9 add gst @ 18% on all item 10 add cess @ 1% on all items including gst