Jan 24 (Reuters) - Bluescope Steel Ltd BSL.AX :
* Expects half year underlying ebit lift to $600m
* Expected result due to impact of stronger than expected iron ore prices on export iron sands profitability
* preliminary unaudited net debt at 31 december 2016 is expected to be around $530 million
* company is reviewing carrying value of its assets and anticipates it will recognise an impairment charge of approximately $65 million
* new ebit guidance represents growth of approximately 160 per cent on 1h fy2016 Source text for Eikon: Further company coverage: BSL.AX