Your team member has decided that he is recommending a grey

Your team member has decided that he is recommending a grey cast iron for a sheet metal part with lots of bends for a Formula SAE car. Provide 3 reasons why you think this is not a good idea. For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac)

Solution

Gre cast iron has a microstructure comprising of iron matrix or framework with Graphite flakes in the middle.

Hence the material is not suggested. A material with high strength, workability and toughness is to be selected.