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  1. olyoly

    "...in a fatigue analysis, only Ktn can be used..." - Peterson

    Does anybody understand the subject statement from Peterson? Here's the complete sentence from “Stress Concentration Factors” 2nd edition: “In addition, in a fatigue analysis, only Ktn can be used to calculate the stress gradient correctly.” The implication is that for a fatigue analysis, Ktg...
  2. olyoly

    Minimum Yield Strength for "tensile strength class 10" nut = ?

    Does anybody have a reference that answers this question? I see the term here: http://www.wixroyd.com/en/catalog/standard-parts/clamping-and-fixing-elements/fixture-and-collar-nuts/24300 I've heard that a "tensile strength class 10" nut is meant for use with a Property Class 10.9 bolt, but I...
  3. olyoly

    Recommendations for structural dynamics short courses?

    I'm an experienced structural dynamicist looking for refresher courses that have a duration of one week or less. Specifically, I'd like any combination of test or analysis for: modes, vibration, shock, and fatigue. It would be good to find something like the Sandia / University of Arizona...

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