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  • Users: scottlel
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  1. scottlel

    Buttress thread fatigue failures

    Well the tile sums it up we are having a fatigue failure that involves a buttress thread. I have a cylinder of 6061-T6 Aluminum we have cut an internal buttress thread in. After 7-10,000 cycles to pressure, 3,000psi, the tube fails at the last thread of the sealing cap. I've been through two...

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