Assessment of brittle strength of nuclear reactor pressure vessel steel upon warm prestressing |
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| Authors: | P. V. Yasnii I. B. Okipnyi Yu. I. Pyndus |
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| Affiliation: | 1.Ivan Pulyui Ternopil State Technical University,Ternopil,Ukraine |
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| Abstract: | A procedure for assessing the influence of combined warm prestressing on fracture toughness of heat-resistant steel is proposed, which is based on the stress-strain state analysis by the finite-element method (in the elastic-plastic statement) and on the local fracture criterion. |
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