With iron ore prices still at multi-year lows, a reported interest by China's biggest steelmaker for indebted Australian iron ore miner Fortescue Metals makes business sense for both parties, depending on how much the deal is worth, analysts say.

"It's logical that Baosteel would try to secure future supply," Patersons Securities' director of research Robert Brierley told CNBC. But "I doubt Andrew (Forrest, Fortescue Group's chairman) would sell at these prices," he said.