Tender For corrigendum : supply of tee pipe fittings (q3) , sluice valve for water works purposes (50 to 1200 mm size) (v2) as per is 14846 (q3) , unplasticized pvc pipes for potable water supplies as per is 4985 (q3) , elbow pipe fitting (q4) , steel tubes, tubulars and other steel fittings as per is 1239 (part 2 - steel pipe fittings) (q3) , solvent cement (q3)