Fracture Toughness Test Results of Precracked Charpy Specimens of Irradiated 73W Weld Material

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Fracture Toughness Test Results of Precracked Charpy Specimens of Irradiated 73W Weld Material. / Chaouadi, Rachid; van Walle, Eric; Scibetta, Marc.

Effects of Radiation on Materials: 19th International Symposium. 2000. p. 279-294.

Research output: Contribution to report/book/conference proceedingsIn-proceedings paper

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@inproceedings{78ae24faa674437ea3e9a6e588c6113d,
title = "Fracture Toughness Test Results of Precracked Charpy Specimens of Irradiated 73W Weld Material",
abstract = "This work investigate the use of precracked Charpy specimens to predict fracture toughness behaviour of reactor pressure vessel steels,. Fracture toughness measurements were performed on the 73 W weld material previously tested by Oak Ridge National Laboratories (ORNL). Charpy-size specimens were tested in three-point bend and compared with the original data obtained on large compact tension (CT) samples . Fracture toughness tests were performed in both unirradiated and irradiated conditions. Most of Charpy size samples were reconstituted from broken CT specimens. Fracture toughness data obtained using Charpy size samples are in good agreement with results from large CT samples. Moreover, the various temperatureshifts measured by the Charpy impact test data are in agreement with the fracture toughness shifts. Reconstitutions results in a decrease of the uppper shelf energy but has little effect on the other transiton parameters.",
keywords = "fracture toughness, Charpy, transition, reconstitution, reactor pressure vessel steel, reference temperature, master curve",
author = "Rachid Chaouadi and {van Walle}, Eric and Marc Scibetta",
note = "Score=3",
year = "2000",
month = jan,
day = "1",
doi = "10.1520/STP12396S",
language = "English",
isbn = "978-0-8031-2852-1",
pages = "279--294",
booktitle = "Effects of Radiation on Materials: 19th International Symposium",

}

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TY - GEN

T1 - Fracture Toughness Test Results of Precracked Charpy Specimens of Irradiated 73W Weld Material

AU - Chaouadi, Rachid

AU - van Walle, Eric

AU - Scibetta, Marc

N1 - Score=3

PY - 2000/1/1

Y1 - 2000/1/1

N2 - This work investigate the use of precracked Charpy specimens to predict fracture toughness behaviour of reactor pressure vessel steels,. Fracture toughness measurements were performed on the 73 W weld material previously tested by Oak Ridge National Laboratories (ORNL). Charpy-size specimens were tested in three-point bend and compared with the original data obtained on large compact tension (CT) samples . Fracture toughness tests were performed in both unirradiated and irradiated conditions. Most of Charpy size samples were reconstituted from broken CT specimens. Fracture toughness data obtained using Charpy size samples are in good agreement with results from large CT samples. Moreover, the various temperatureshifts measured by the Charpy impact test data are in agreement with the fracture toughness shifts. Reconstitutions results in a decrease of the uppper shelf energy but has little effect on the other transiton parameters.

AB - This work investigate the use of precracked Charpy specimens to predict fracture toughness behaviour of reactor pressure vessel steels,. Fracture toughness measurements were performed on the 73 W weld material previously tested by Oak Ridge National Laboratories (ORNL). Charpy-size specimens were tested in three-point bend and compared with the original data obtained on large compact tension (CT) samples . Fracture toughness tests were performed in both unirradiated and irradiated conditions. Most of Charpy size samples were reconstituted from broken CT specimens. Fracture toughness data obtained using Charpy size samples are in good agreement with results from large CT samples. Moreover, the various temperatureshifts measured by the Charpy impact test data are in agreement with the fracture toughness shifts. Reconstitutions results in a decrease of the uppper shelf energy but has little effect on the other transiton parameters.

KW - fracture toughness

KW - Charpy

KW - transition

KW - reconstitution

KW - reactor pressure vessel steel

KW - reference temperature

KW - master curve

UR - http://ecm.sckcen.be/OTCS/llisapi.dll/open/30486825

U2 - 10.1520/STP12396S

DO - 10.1520/STP12396S

M3 - In-proceedings paper

SN - 978-0-8031-2852-1

SP - 279

EP - 294

BT - Effects of Radiation on Materials: 19th International Symposium

ER -

ID: 4578396