TAG 4.2 Material and material testing

AMANE – Additively Manufactured Materials in Nuclear Environments, VTT

 

 

BRIGHT – Barsebäck RPV investigation through thickness, VTT

Conference papers and journal articles:

Hytönen, N., Lindqvist, S., Lydman, J., Ge, Y., Que, Z., Efsing, P. 2025. Microscopic characterisation of brittle fracture initiation in irradiated and thermally aged low-alloy steel welds of a decommissioned reactor pressure vessel. Journal of Nuclear Materials, Volume 603, 155423. https://doi.org/10.1016/j.jnucmat.2024.155423

 

CHAOS – Characterization of NPP structural integrity, VTT

Conference papers and journal articles:

Lindqvist, S., Forsström, A., Veijola, T., Collins, W. 2024. Low constraint fracture toughness testing for master curve reference temperature determination using 10 mm-thick SE(B) and SE(T) specimens. Engineering Fracture Mechanics, Volume 310, 110434. https://doi.org/10.1016/j.engfracmech.2024.110434

Sirkiä, L., Suman, S., Arffman, P., Hytönen, N., Virkkunen, I. 2024. On comparison of fracture toughness of irradiated and thermally aged decommissioned nuclear weld metals with miniature specimen test technique. Theoretical and Applied Fracture Mechanics, Volume 133, Part B, 104598. https://doi.org/10.1016/j.tafmec.2024.104598

 

MINERVA – Mitigation of corrosion and novel water chemistries in light water reactors, VTT

Research reports:

Vepsäläinen, M.. Skovbjerg, M. 2023. Monitoring of Corrosion Products in Nuclear Power Plants with Turbidimeters. VTT Research Report, VTT-R-00503-23. 22 p.

 

PRANCS – Practical solutions for sealant performance issues in nuclear power plants, VTT