Quote:
Originally Posted by lukevanoort
Surprisingly, welding may not be that much stronger than epoxy (if stronger at all). Welding ruins the heat-treatment on the aluminum, which makes its strength take a nosedive.
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According to Metal Forming Magazine, the minimum tensile strength of a weld joint in 6061 aluminum is approximately 24 ksi after welding. The tensile strength of a typical epoxy such as JB weld is approximately 4 ksi. Welding is stronger by a factor of approximately 6 times.