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of /home/abouaayt/public_html/aboutcivil/answers/qa-plugin/user-management/layer.php The steel with grade 50 ksi need to be heated with temperature 550 C in order to get the required shape. - Civil Engineering Technical Questions Answers - Ask a Civil Engineer
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The steel with grade 50 ksi need to be heated with temperature 550 C in order to get the required shape. The temperature of heat treatment will go down slowly until it stop.  How much the yield strength of the steel when it goes back to normal temperature (20C) ?

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