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Stumpfrock, L.; Eisele, U.; Kraemer, D.; Weber, U.
Safety and reliability of plant technology with special emphasis on approaches to lifetime extension of nuclear power plants. Vol. 2. Papers 29-601994
Safety and reliability of plant technology with special emphasis on approaches to lifetime extension of nuclear power plants. Vol. 2. Papers 29-601994
AbstractAbstract
[en] Structural homogeneities and internal stresses in the environment of a weld may influence fracture mechanical parameters, such as the J-integral. The paper informs about systematic experimental and numerical investigations to determine the J-integral of a welded joint (steel 22 NiMoCr 3 7). At the studied multilayer weld the influence of structure and internal stress of the 1st kind on the material parameter J-integral was low; the influence, however, on the load parameter J-integral, as a function of the component size, was notable. (orig.)
[de]
Gefuegeinhomogenitaeten und Eigenspannungen in der Umgebung einer Schweissnaht koennen die bruchmechanischen Kennwerte wie das J-Integral beeinflussen. Im vorliegenden Beitrag wird ueber systematische experimentelle und numerische Untersuchungen zur Bestimmung des J-Integrals an einer Schweissverbindung (steel 22 NiMoCr 3 7) berichtet. Bei der untersuchten Mehrlagenschweissnaht war der Einfluss von Gefuege und Eigenspannungen 1. Art auf den Werkstoffkennwert J-Integral gering; der Einfluss auf den Lastparameter J-Integral in Abhaengigkeit von der Bauteilgroesse jedoch deutlich. (orig.)Original Title
J-Integral an Schweissverbindungen
Primary Subject
Source
Stuttgart Univ. (Germany). Staatliche Materialpruefungsanstalt; [560 p.]; 1994; p. 58.1-58.18; 20. MPA seminar: Safety and reliability of plant technology with special emphasis on nuclear technology - approaches to lifetime extension; 20. MPA-Seminar: Sicherheit und Verfuegbarkeit in der Anlagentechnik mit dem Schwerpunkt Kerntechnik - Massnahmen zur Absicherung des Langzeitbetriebes; Stuttgart (Germany); 6-7 Oct 1994; Available from TIB Hannover: RN 5417(20,2)
Record Type
Miscellaneous
Literature Type
Conference
Country of publication
ALLOYS, CARBON ADDITIONS, CHROMIUM ADDITIONS, DESTRUCTIVE TESTING, HEAT RESISTANT MATERIALS, HEAT RESISTING ALLOYS, IMPACT TESTS, IRON ALLOYS, IRON BASE ALLOYS, JOINTS, LOW ALLOY STEELS, MATERIALS, MATERIALS TESTING, MECHANICAL PROPERTIES, MECHANICAL TESTS, MECHANICS, MOLYBDENUM ADDITIONS, NICKEL ADDITIONS, STEELS, TESTING
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