Metals Ferrous Metals, Non-ferrous Metals and Alloys 0.0 / 5 ? Design & Technology: Resistant MaterialsMetalsASEdexcel Created by: Milly EarleCreated on: 25-04-14 15:14 Ferrous Metals Mild Steel Made from iron and carbon; 0.15-0.30% Can't be heat treated Easy to work High tensile stregth, cheap Carbon Steel Made from iron and carbon; 0.70-1.40% Harder than mild steel Less malleable and ductile than mild steel Properties can be improved by heat treating More expensive than mild steel Cast Iron White-brittle and hard not easy to work Grey-easily cast, corrosion resistant Brittle 1 of 3 Non-Ferrous Metals Aluminium Lightweight, but not as strong as steel Corrosion resistant Soft, malleable Conductor More expensive than mild steel Copper Soft, malleable,ductile Very good electrical conductor Very expensive Corrosion resistant Zinc Easily worked Corrosion resistant Becomes brittle after being worked 2 of 3 Alloys Stainless Steel An alloy of Steel, Chromium, and Nickel Corrosion resistant Hard, difficult to cut Duralumin An alloy of Aluminium, Copper and Manganese Lightweight and very strong Ductile, malleable and and easy to machine Age hardens over time Brass Alloy of Copper and Zinc Corrosion resistant Casts and machines well Easily soldered A good conductor 3 of 3
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