Published 1985
| Version v1
Book
Actions undertaken in order to evaluate underclad defects by ultrasonic measurements in pressure vessels nozzles
- 1. Electricite de France, 93 - Saint-Denis
- 2. Intercontrole, 94 - Rungis (France)
- 3. CEA, CEN-Saclay, 91 - Gif-sur-Yvette (France). IRDI, D. Tech.
Description
The discovery of cold underclad cracking in PWR vessel pipes led EDF, with the help of the CEA, to undertake actions to develop a nondestructive testing method to detect and locate the underclad defects; this method uses ultrasonic waves. Tranducers, able to locate and size the cracks, have been developed, as also computerized data processing for mapping and automatic counting of underclad defects. This paper reviews briefly these actions. 8 refs
Abstract (French)
Apres la decouverte du phenomene de fissuration a froid sous le revetement austenique des tubulures de cuve de REP, EDF avec l'aide du CEA a engage des actions pour mettre au point une methode de controle non destructif capable de detecter et localiser les defauts sous revetements (DSR); cette methode utilise les ultrasons. Des traducteurs capables de localiser les sommets et les fonds de fissure ont ete mis au point, ainsi que des logiciels informatiques de traitement des donnees pour la representation cartographique et le denombrement automatique des DSR. Cet article fait le bilan succinct de ces actionsAdditional details
Additional titles
- Original title (French)
- Bilan des actions pour la caracterisation ultrasonore des defauts sous revetement dans les tubulures de cuve
Publishing Information
- Publisher
- SFEN.
- Imprint Place
- Paris (France)
- Imprint Title
- Contribution of materials investigation to the resolution of problems encountered in PWR plants
- Imprint Pagination
- 562 p.
- Journal Page Range
- p. 126-137.
Conference
- Title
- International symposium on contribution of materials investigation to the resolution of problems encountered in PWR plants.
- Dates
- 2-6 Sep 1985.
- Place
- Fontevraud (France).
INIS
- Country of Publication
- France
- Country of Input or Organization
- France
- INIS RN
- 17044716
- Subject category
- S42: ENGINEERING; S21: SPECIFIC NUCLEAR REACTORS AND ASSOCIATED PLANTS;
- Resource subtype / Literary indicator
- Conference
- Descriptors DEI
- CLADDING; CRACKS; DETECTION; PIPES; PRESSURE VESSELS; SIZE; ULTRASONIC TESTING
- Descriptors DEC
- ACOUSTIC TESTING; CONTAINERS; DEPOSITION; MATERIALS TESTING; NONDESTRUCTIVE TESTING; SURFACE COATING; TESTING
Optional Information
- Notes
- Imprint:Contribution des expertises sur materiaux a la resolution des problemes rencontres dans les REP.;Colloque international.