• HootinNHollerin@lemmy.worldOP
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    4 months ago

    E is where it stops being linear, Y is yield, U is ultimate as in max, and f is fracture / failure. Not sure about p.

    • LeftRedditOnJul1@lemmy.world
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      4 months ago

      P is the Proportional Limit, where it stops being linear, but remains elastic for a short while longer, meaning any deformation can still be recovered. E is the Elastic Limit, where it changes from elastic to plastic