** Shares of steel pipes maker Rama Steel Tubes RAMA.NS
rise as much as 5% to hit upper circuit
** Co on Tuesday said Q2 sales volume rose 78% urn:newsml:reuters.com:*:nFWN31509N
** Says H2 sales volume to get boost from commissioning,
ramp-up of new capacity expansion at Maharashtra plant
** RAMA marks biggest intraday pct gain since Sept. 30
** Nearly 811,000 shares change hands by 0919 GMT vs 30-day
avg of 775,597 shares
** Stock up 21.1% so far this year, up to last close
(Reporting by Nandan Mandayam in Bengaluru)
((Nandan.Mandayam@thomsonreuters.com; Mobile: +91 9591011727;))