Quote:
Originally Posted by deezee
This has been discussed a number of times on Locost Builders. Aluminium isn't strong enough to make a space frame like the Haynes Roadster (in the same way you wouldn't make a roll bar from 2mm aluminium). Yes some exotic cars use aluminium in their construction, but its designed and developed from the start. Its not about stiffening up the corners or heat treating the welds, its just simply about it not being strong enough for this chassis design.
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Very true, take a look at the Elise chassis for an example. Completely different design methodology compared to the roadster. The joins are glued and baked in an oven
