Ultrasound gold bar testing

Discussion in 'Gold' started by NQDave, Aug 29, 2011.

  1. NQDave

    NQDave Active Member Silver Stacker

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  2. Tebbie

    Tebbie New Member

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    Same method we use in my line of work to test welds and materials for defects. Picks up everything below the surface right down to the tiniest void.
     

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