supply of p.v.c. flexible suction and delivery hose pipe and p.v.c. fittings for maintenance of different major r.l.i. schemes of different block under kharagpur (a-e) sub-division within midnapore (a-m) division under non-plan programme 2024-25. , 150 mm diaisi marked p.v.c. flexible suction and delivery hose pipeas per is 15265 , 160 mm. dia ( is. no 10124/88 part- 6 with latest amendment) f.t.p.. , 140x140x140 mm dia p.v.c. equal tee(class-ii) with free solvent cement. , 140 mm. dia 900 (is. no. 10124/ 88 part- 8 with latest amendment) bend (class-ii) , 160 x 140 mmdia.p.v.c. reducer (class-ii) with free solvent cement. , extra coupler for 200 mm. dia p.v.c. pipe ( extra) i.s. 10124/1988, part- ii with free solvent cement. (class-ii)