Quote:
Originally Posted by freebeard
Sounds like an argument for scored and folded monocoques.
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For decades, steel suppliers have provided specialty, laser-welded blanks to the automakers.
Steels of different 'drawing' requirements are positioned and fused into the same sheet.
When struck in the stamping operation, they will yield at varying strain rates as, a function of their locational ' annealing', to depth of draw.
Some post-forming heat treatment can also be applied to address malleability, rigidity, crush-zone kinetic energy absorption deformation, etc..
'Goldilocks Steel.'