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SpaceX Launch

Discussion in 'General Discussions' started by cynthetiq, Feb 7, 2018.

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  1. POPEYE

    POPEYE Very Tilted

    Location:
    Tulsa
    I have no idea what cold welding is.
     
    POPEYE, Mar 1, 2018
    #21
  2. JOZRAEL

    Jozrael New Member

    Cold welding - Wikipedia

    TL;DR: If you stick two clean pieces of metal together in a vacuum, they instantly connect as if they are the same piece of metal. Possible when not in vacuum if you use enough pressure to squeeze out the surface contaminants, but that's harder.
     
    Jozrael, Mar 2, 2018
    #22
    • Like Like x 1
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