New Delhi, April 9. Ferrous companies are likely to post strong fourth quarter (Q4) results as prices of hot-rolled coil and rebar rose sharply, driving up revenues and offsetting higher coking coal costs, a report said on Thursday.The report from Emkay Global Financial Services said that "COAL is likely to report strong on-quarter EBITDA growth, among mining stocks, surging over 46 per cent or Rs 115 billion". The growth is supported by higher e-auction revenues and improved demand amid rising power demand.Prices of HRC and rebar climbed about 14 per cent and 21 per cent respectively on a sequential basis. The increase was driven by strong demand, accelerated government infrastructure spending, and the implementation of safeguard...