Defects and long term crack growth in rolled bars

Thesis WorkA Thesis work of  Högskolan Dalarna, Falun, Sweden online on http://www.diva-portal.org/.

This work has had the purpose to examine defects and the cause of crack growth during long termstorage in rolled bars. The bars in question are rolled and stored at Ovako in Hofors. The problem is approached by theoretically examining the possibilities of hydrogen damage, room temperature creep and naturally occurring porosity.

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