Comparison of the mechanical properties of T91 steel from the MEGAPIE, and TWIN-ASTIR irradiation programs

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Comparison of the mechanical properties of T91 steel from the MEGAPIE, and TWIN-ASTIR irradiation programs. / Konstantinovic, Milan; Stergar, Erich; Lambrecht, Marlies; Gavrilov, Serguei.

In: Journal of Nuclear Materials, Vol. 468, 16.07.2015, p. 228-231.

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@article{4c913a7fc5bb43dab8ace1575be44f41,
title = "Comparison of the mechanical properties of T91 steel from the MEGAPIE, and TWIN-ASTIR irradiation programs",
abstract = "The mechanical properties of spallation target components exposed to combined effects of proton and neutron irradiations and in contact with liquid metal provide important information for the assessment of structural component integrity, which is crucial for the design of accelerator driven reactor concepts such as the MYRRHA reactor. In this study we perform tensile tests on T91 steel samples extracted from the MEGAPIE, and from the TWIN-ASTIR experiment. The tests are performed at different temperatures as well as with and without the contact with liquid metal. In both groups of samples we observed significant influence of liquid metal on the tensile properties, in particular reduction of total elongation. The influence of different conditions in two irradiation programs on the mechanical properties, such as irradiation temperature fluctuations, the presence of neutron/proton irradiation, with and without the contact with lead-bismuth eutectic, different flux and fluence, are also discussed.",
keywords = "Proton irradiation, Neutron irradiation, MEGAPIE, TWIN-ASTIR, Liquid metal embrittlement, T91",
author = "Milan Konstantinovic and Erich Stergar and Marlies Lambrecht and Serguei Gavrilov",
note = "Score=10",
year = "2015",
month = "7",
day = "16",
doi = "10.1016/j.jnucmat.2015.07.038",
language = "English",
volume = "468",
pages = "228--231",
journal = "Journal of Nuclear Materials",
issn = "0022-3115",
publisher = "Elsevier",

}

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TY - JOUR

T1 - Comparison of the mechanical properties of T91 steel from the MEGAPIE, and TWIN-ASTIR irradiation programs

AU - Konstantinovic, Milan

AU - Stergar, Erich

AU - Lambrecht, Marlies

AU - Gavrilov, Serguei

N1 - Score=10

PY - 2015/7/16

Y1 - 2015/7/16

N2 - The mechanical properties of spallation target components exposed to combined effects of proton and neutron irradiations and in contact with liquid metal provide important information for the assessment of structural component integrity, which is crucial for the design of accelerator driven reactor concepts such as the MYRRHA reactor. In this study we perform tensile tests on T91 steel samples extracted from the MEGAPIE, and from the TWIN-ASTIR experiment. The tests are performed at different temperatures as well as with and without the contact with liquid metal. In both groups of samples we observed significant influence of liquid metal on the tensile properties, in particular reduction of total elongation. The influence of different conditions in two irradiation programs on the mechanical properties, such as irradiation temperature fluctuations, the presence of neutron/proton irradiation, with and without the contact with lead-bismuth eutectic, different flux and fluence, are also discussed.

AB - The mechanical properties of spallation target components exposed to combined effects of proton and neutron irradiations and in contact with liquid metal provide important information for the assessment of structural component integrity, which is crucial for the design of accelerator driven reactor concepts such as the MYRRHA reactor. In this study we perform tensile tests on T91 steel samples extracted from the MEGAPIE, and from the TWIN-ASTIR experiment. The tests are performed at different temperatures as well as with and without the contact with liquid metal. In both groups of samples we observed significant influence of liquid metal on the tensile properties, in particular reduction of total elongation. The influence of different conditions in two irradiation programs on the mechanical properties, such as irradiation temperature fluctuations, the presence of neutron/proton irradiation, with and without the contact with lead-bismuth eutectic, different flux and fluence, are also discussed.

KW - Proton irradiation

KW - Neutron irradiation

KW - MEGAPIE

KW - TWIN-ASTIR

KW - Liquid metal embrittlement

KW - T91

UR - http://ecm.sckcen.be/OTCS/llisapi.dll/open/35063052

U2 - 10.1016/j.jnucmat.2015.07.038

DO - 10.1016/j.jnucmat.2015.07.038

M3 - Article

VL - 468

SP - 228

EP - 231

JO - Journal of Nuclear Materials

JF - Journal of Nuclear Materials

SN - 0022-3115

ER -

ID: 5494832