High Carbon Ferro Alloys are used for manufacturing different grades of steel depending on their characteristics. Rohit Ferro-Tech Ltd. Manufactures High Carbon Ferro Alloys. Rohit Ferro-Tech Ltd. Also manufactures Stainless Steel. High Carbon Ferro Alloys used in the making of Stainless Steel, where chromium is the sole ingredient. It is available with strength, hardness and permanence, hygiene, colour. It is resistant to temperature, wear and corrosion.