** Astral ASTL.NS falls 5.2% to 1,312 rupees; marks biggest one-day pct fall since January 13
** Pipe maker's Q1 consol profit drops 33% y/y; rev down 8.9%
** Co says polymer prices volatile in Q1, with avg prices for polyvinyl chloride, a key raw material for co, falling ~14% y/y
** This resulted in inventory losses, affected realisations, co adds
** Stock rated "buy" on avg; median PT is 1,609 rupees, per data compiled by LSEG
** YTD, ASTL loses ~16%
(Reporting by Yagnoseni Das in Bengaluru)
((Yagnoseni.Das@thomsonreuters.com;))