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What causes some materials to have upper and lower yield points?

  1. May 5, 2010 #1

    Just wondering how to explain the yield point run-off for low carbon steel. Why does LCS have an upper yield point, followed directly by a lower yield point?


  2. jcsd
  3. May 5, 2010 #2


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    Last edited by a moderator: Apr 25, 2017
  4. May 5, 2010 #3
    Thats what i thought ;)

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