
Originally Posted by
tician
I've never seen that particular method employed before, though there is something similar called spin welding - where a metal tool spins fast enough in direct contact with the two pieces to soften and blend them together without the really damaging/weakening high heat of 'normal' welding (I seem to recall it being used on some of the later generation aluminum tanks for the space shuttle - hopefully I have fulfilled my daily quota of random crap nobody really needs to hear).
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