Cold Welding

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  • Soft, non ferrous metals can be cold welded - atoms actually diffusing into one another without heat.
  • Can be a problem for Spacecraft, as the risk is amplified in space for various reasons


  • For "Long Now" Type Timescales, is this a risk for components?
  • To what degree can this be done "intentionally", and what methodologies are used for that

Internal Links

  • Gauge Block Wringing (A Similar Concept where Ultra-Polished Gauge Blocks or similar metal parts will become "stuck" to eachother, without welding, solder or adhesive. Various explanations, not certain yet)

External Links