Rising input costs have been the biggest bugbear for corporates across sectors and it has been the same for the Steel Authority of India (SAIL) but the steel giant plans a steely strategy to counter just that. As per the company plans, the Raoghat iron ore mines in Chhattisgarh would cover the raw material requirements at SAIL's Bhilai steel plant for the next 15 years where capacity will soon hit 10 million tonnes.