supply of di fitting including carrige and delivary at site for augamentation of sub surface water based water supply scheme for saltora pwss under bankura sadar sub division of bankura division, p.h.e. dte. , 500 mmx450 mmd.s reducer , 450 mmx400 mmd.s reducer , 400 mmx350 mmd.s reducer , 350 mmx300 mmd.s reducer , 300 mmx250 mmd.s reducer , 300 mmx200 mmd.s reducer , 80 mmx150 mmd.s reducer , 80 mmx100 mmd.s reducer , d.iflange spigot tail piece:- , flanged spigot 500 pn-1 , flanged spigot 400 pn-1 , flanged spigot 350 pn-10 , flanged spigot 300 pn-10 , flanged spigot 250 pn-10 , flanged spigot 200 pn-10 , d.i double socket bend , 500 mmx 900 , 500 mmx 450 , 500 mmx 22 1 / 20 , 500 mmx 11 1 / 4 0 , 400 mmx 900 , 400 mmx 450 , 400 mmx 22 1 / 20 , 400 mmx 11 1 / 4 0 , 350 mmx 900 , 350 mmx 450 , 350 mmx 22 1 / 20 , 350 mmx 11 1 / 4 0 , 300 mmx 900 , 300 mmx 450 , 300 mmx 22 1 / 20 , 300 mmx 11 1 / 4 0 , 250 mmx 900 , 250 mmx 450 , 250 mmx 22 1 / 20 , 250 mmx 11 1 / 4 0 , all socket tee , 500x500x200 , 500x500x150 , 400x400x300 , 350x350x100 , 300x300x100 , d.imechanical collar , 500mmdia , 400mmdia , 350mmdia , 300mmdia , 250mmdia , 200mmdia , 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.g210mtr.spindle of is-6603 g.r-12 / gr-13 non-magnetic, nuts seat rings areof gunonetal as per is:318 ltb-2 flanges and drilledto is:1538 part iv & vi valves are suitable for max. working pressure of 10kg / cm2 ( seat test ) andbody tested to 15kg / cm2. , 300mmdia , 250mmdia , 200mmdia , supply of sluice valve di / df resilient seated soft sealing ( non rising spindle type ) gate valve ( sluice valve ) with body, bonnet, wedge of ductile iron of grade ggg40 / sg 400 / 15 or ggg50 / sg 500 / 7 or equivalent grade as per is: 3896, pt.-2 & subsequent revision, wedge fully encapsulated with epdm food grade quality & seals of nbr. the valves should be 100% leak proof with face to face dimensions as per is: 14846:2000, b.s:5163, 89 din: 3202 f4. all valves should be with electro static powder coating both inside & outside colour blue having pocket less body passage. flanged ends drilled to is: 1538 pn 1.0 / 1.6 ) , xi ) 500 mm dia. sluice valve, pn - 1.5