Why do individual bolts relax a bit when first tightened

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Why do individual bolts relax a bit when first tightened? Name several factors that can increase the relaxation ? Which will tend to loose more preload after initial tightening, a short bolt or a long bolt? 8. What are the implications of your answer to question 7 above?

Reference no: EM131305641

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Why do individual bolts relax a bit when first tightened : Name several factors that can increase the relaxation ? Which will tend to loose more preload after initial tightening, a short bolt or a long bolt? 8. What are the implications of your answer to question 7 above?

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