Tender For supply of water supply stores - tubes medium grade galvanized iron of size 15mm dia , tubes medium grade galvanized iron of size 20mm dia , tubes medium grade galvanized iron of size 25mm dia , gun metal globe or gate valves with iron wheel head screwed both ends for iron pipe of size 15mm , gun-metal globe or gate valve, with iron wheel head, screwed both ends for iron pipe of size 20mm , gun metal globe or gate valves with iron wheel head screwed both ends for iron pipe of size 25mm , gun metal globe or gate valves with iron wheel head screwed both ends for iron pipe of size 40mm , gun metal globe or gate valves with iron wheel head screwed both ends for iron pipe of size 50mm , 3 layer pp r polypropylene random copolymer concealed pipe sdr 7 point 4 pn16 uv stabilized antimicrobial fusion welded , 3 layer ppr polypropylenerandom copolymer concealedpipe sdr 7 point 4 pn16uv stabilized antimicrobialfusion welded , 3 layer pp r polypropylene random copolymer concealed pipes sdr 7 point 4 pn16uv stabilized antimicrobial fusion welded , liquid hypochloritesolution in 50 ltr drums having chlorine content 10 to 12 percent for treated water of stp