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• Experimentally verified model based predictions for integrity of Cu overpack

  Rantala, J., Pohja, R., Auerkari, P., Laukkanen, A. & Andersson, T., 2019, Baltica XI: International Conference on Life Management and Maintenance for Power Plants. VTT Technical Research Centre of Finland, 9 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

  Open Access

  File
  28 Downloads (Pure)

• Project report: Behaviour of Copper under Load Transients

  Rantala, J. & Pohja, R., 28 Feb 2023, Espoo: VTT Technical Research Centre of Finland. 21 p. (VTT Research Report; No. VTT-R-00131-23).

  Research output: Book/Report › Report

  Open Access

  File
  4 Downloads (Pure)

• Life prediction of a steam piping by Small Punch and uniaxial creep testing

  Rantala, J., 2019, Baltica XI: International Conference on Life Management and Maintenance for Power Plants. VTT Technical Research Centre of Finland, 8 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

  Open Access

  File
  56 Downloads (Pure)

• Experimentally verified model based predictions for integrity of copper overpack: Annual report 2017

  Rantala, J., Pohja, R. & Auerkari, P., 23 Mar 2018, Espoo: VTT Technical Research Centre of Finland. 17 p. (VTT Research Report; No. VTT-R-01499-18).

  Research output: Book/Report › Report

  Open Access

  File
  31 Downloads (Pure)

• Residual life assessment supported by testing of ex-service material

  Auerkari, P., Rantala, J., Pohja, R., Yli-Olli, S. & Pohjanne, P., 2019, Baltica XI: International Conference on Life Management and Maintenance for Power Plants. VTT Technical Research Centre of Finland, 5 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

  Open Access

  File
  48 Downloads (Pure)

• Digital product passport promotes sustainable manufacturing: whitepaper

  Saari, L., Heilala, J., Heikkilä, T., Kääriäinen, J., Pulkkinen, A. & Rantala, T., 22 Sept 2022, VTT Technical Research Centre of Finland. 43 p.

  Research output: Book/Report › Report

  Open Access

  File
  670 Downloads (Pure)

• Full scale pressure vessel tests on weld-repaired ex-service and new P91 steel and observations on the resulting cracking

  Rantala, J. & Shibli, I. A., 2005.

  Research output: Contribution to conference › Conference article › Scientific

• VTT experience with the life assessment of P91 components

  Auerkari, P., Holmström, S., Salonen, J. & Rantala, J., 2005.

  Research output: Contribution to conference › Conference article › Scientific

• Creep performance of OFP copper for the overpack of repository canisters

  Rantala, J., Auerkari, P., Salonen, J., Holmström, S., Laukkanen, A. & Saukkonen, T., 2012.

  Research output: Contribution to conference › Conference article › Scientific

• Requirements and applications of notched bar creep testing for assessing multi-axial creep behavior of OFP copper

  Raunio, M. & Rantala, J., 2014, Proceedings: 3rd International ECCC Conference 2014. European Creep Collobrative Committee (ECCC), 946

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

• Lifing experience on steel P91 in power plants

  Holmström, S., Auerkari, P., Salonen, J. & Rantala, J., 2006, The Indian Institute of Metals.

  Research output: Book/Report › Report

• Voimalaitoskomponenttien käytettävyyden parantaminen: Loppuraportti

  Rintamaa, R., Auerkari, P., Mäkelä, U., Sundell-Honkanummi, H., Salonen, J., Vierros, P. & Rantala, J., 1988, VTT Technical Research Centre of Finland. (VTT Metallilaboratorio. Tutkimusraportti B; No. 129).

  Research output: Book/Report › Report

• Ydinjätekapselin kuparivaippa: kestääkö, syökö korroosio, murtaako vety?

  Rantala, J., Hänninen, H., Aromaa, J., Carpén, L. & Rajala, P., 2015, In: ATS Ydintekniikka. 44, 4, p. 25-27

  Research output: Contribution to journal › Article › Professional

• Effects of defects on low temperature creep of OFP copper

  Auerkari, P., Rantala, J., Salonen, J., Laukkanen, A., Holmström, S. & Kinnunen, T., 2009, Proceedings of 2nd ECCC Creep Conference: Creep & Fracture in High Temperature Components - Design & Life Assessment Issues. Shibli, I. A. & Holdsworth, S. R. (eds.). DEStech Publications Inc., p. 287-297

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

• Korkealämpötilamateriaalien kestävyys (KOLKE), COST 501, Round II, WP 5 - Prediction of lifetime and residual life under simulated service loads

  Auerkari, P., Uuttu, T., Salonen, J. & Rantala, J., 1993, VTT Technical Research Centre of Finland. 50 p. (MET-raportti; No. METB 219).

  Research output: Book/Report › Report

• Reheat cracking susceptibility of P23 (7CrWVMoNb9-6) steel welds made using matching and mis-matching filler metals

  Nevasmaa, P., Salonen, J., Auerkari, P., Rantala, J. & Holmström, S., 2010, Materials for advanced power engineering 2010: Proceedings of the 9th Liege Conference on Materials for Advanced Power Engineering, September 27-29th, 2010, Liège, Belgium. Lecomte-Beckers, J., Contrepois, Q., Beck, T. & Kuhn, B. (eds.). p. 231-240 (Schriften des Forschungszentrums Jülich: Reihe Energie & Umwelt/Energy & Environment, Vol. 94).

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

• Life extension of hot steam piping after 200 000 h of service

  Rantala, J., Salonen, J., Auerkari, P., Holmström, S., Lehtinen, O., Pitkänen, M. & Nikkarila, R., 2007, In: Energy Materials. 2, 2, p. 104-108

  Research output: Contribution to journal › Article › Scientific › peer-review

• Creep damage and long term life of steam line components: Case X20

  Holmström, S., Auerkari, P., Salonen, J., Laukkanen, A., Rantala, J., Nikkari, R. & Junttanen, J., 2012. 16 p.

  Research output: Contribution to conference › Conference article › Scientific

• Experimentally verified model based predictions for integrity of copper overpack: Annual report 2016

  Rantala, J., Auerkari, P., Laukkanen, A. & Andersson, T., 2017, VTT Technical Research Centre of Finland. 16 p. (VTT Research Report; No. VTT-R-01253-17).

  Research output: Book/Report › Report

• Creep strain, damage and life prediction for welded 0.5CMV steel

  Rantala, J., Auerkari, P., Holmström, S., Salonen, J., Laukkanen, A., Haapajoki, S., Mäkinen, S., Dean, D. & Spindler, M., 2009, Proceedings of the 2nd ECCC Creep Conference: Creep & Fracture in High Temperature Components - Design & Life Assessment Issues. Shibli, I. A. (ed.). DEStech Publications Inc., p. 669-680

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

• Life prediction for a weld repaired steam mixer

  Holmström, S., Rantala, J., Kolari, K., Keinänen, H., Laukkanen, A., Veivo, J. & Lehtinen, O., 2009, Proceedings of the 2nd ECCC Creep Conference: Creep & Fracture in High Temperature Components - Design & Life Assessment Issues. Shibli, I. A. & Holdsworth, S. R. (eds.). DEStech Publications Inc., p. 309-319

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

• Creep performance of welded pipe material made of 7CrMoVTiB10-10 (T/P24) steel

  Rantala, J., Auerkari, P., Salonen, J., Holmström, S., Nevasmaa, P. & Häkkilä, J., 2010, Materials for advanced power engineering 2010: Proceedings of the 9th Liege Conference on Materials for Advanced Power Engineering, September 27-29, 2010, Liège, Belgium. Lecomte-Beckers, J. (ed.). p. 223-230 (Schriften des Forschungszentrums Jülich: Reihe Energie & Umwelt/Energy & Environment, Vol. 94).

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

• Experimentally verified model based predictions for integrity of copper overpack: Annual report 2015

  Rantala, J., Auerkari, P., Laukkanen, A., Andersson, T., Pohja, R. & Saukkonen, T., 2016, VTT Technical Research Centre of Finland. 23 p. (VTT Research Report; No. VTT-R-00832-16).

  Research output: Book/Report › Report

• Material integrity of welded copper overpack: Annual report 2013

  Rantala, J., Salonen, J., Auerkari, P., Laukkanen, A., Andersson, T., Raunio, M., Holmström, S. & Saukkonen, T., 2014, Espoo: VTT Technical Research Centre of Finland. 21 p. (VTT Research Report; No. VTT-R-01173-14).

  Research output: Book/Report › Report

• Impression creep testing for the HAZ of a P22 weld

  Rantala, J. & Storesund, J., 2016, Baltica X: International Conference on Life Management and Maintenance for Power Plants. Espoo: VTT Technical Research Centre of Finland, 7 p. (VTT Technology, Vol. 261).

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

  Open Access

• Applications of advanced low alloy steels for new high-temperature components: Final report. CSM Technical Report No 13531R: RFCS Project "ALoAS"

  Di Gianfrancesco, A., Venditti, D., Allen, D. J., Morris, A., Caminada, S., Pillot, S., Mendes Rodriguez, M., Friedman, V., von Hartrott, P., Siegele, D., Holmström, S., Rantala, J., Nevasmaa, P. & Calonius, K., 2008, (CSM Technical Report; No. 13531R).

  Research output: Book/Report › Report

• Predicting long term creep behaviour using the LICON methodology

  Auerkari, P., Bendick, W., Holdsworth, S., Rantala, J., Hurst, R., Coussement, C. & Hack, R., 2001, Advances in materials technology for fossil power plants. Wiswanathan, R., Bakker, W. T. & Parker, J. D. (eds.). p. 329-339 (EPRI Report, Vol. 1001462).

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

• Relaxation behaviour of copper in disposal canisters

  Rantala, J., Pohja, R., Auerkari, P., Laukkanen, A. & Andersson, T., 2016, Baltica X: International Conference on Life Management and Maintenance for Power Plants. Auerkari, P. (ed.). Espoo: VTT Technical Research Centre of Finland, 8 p. (VTT Technology, Vol. 261).

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

  Open Access

• Knowledge-based system aided evaluation of replica results in terms of remaining life assessment of power plant components

  Jovanovic, A., Maile, K., Frieman, M., Auerkari, P., Vrhovac, M., Rantala, J., Gehl, S. & Viswanathan, R., 1992, Safety and Reliability of Plant Technology with Special Emphasis on Nuclear Technology: Safely Aspects for Long Operational Life and New Reactor Concepts. Kussmaul, E. (ed.). Stuttgart: Materials Testing Institute University of Stuttgart MPA, Vol. 2. p. 48.1-48.24

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

• Mechanical performance and life prediction for canister copper

  Rantala, J., Auerkari, P., Salonen, J., Holmström, S., Laukkanen, A. & Saukkonen, T., 2010, Baltica VIII: Life Management and Maintenance for Power Plants. Espoo: VTT Technical Research Centre of Finland, Vol. 1. p. 151-162 (VTT Symposium; No. 264).

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific

  Open Access

• Creep damage, ductility and expected life for materials with defects

  Auerkari, P., Holmström, S., Rantala, J. & Salonen, J., 2008, Proceedings of the ASME 2008 Pressure Vessels & Piping Conference, PVP 2008. New York, NY: American Society of Mechanical Engineers (ASME), Vol. 1. p. 605-610

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
  1 Citation (Scopus)

• Engineering approach to creep strain modelling for a multicast 9Cr steel

  Holmström, S., Auerkari, P. & Rantala, J., 2006, 2006 ASME Pressure Vessels and Piping/ICPVT-11 Conference Proceedings. American Society of Mechanical Engineers (ASME), Vol. 6. p. 395-401 PVP2006-ICPVT-11-94026

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
  3 Citations (Scopus)

• Microstructural and mechanical characterization of ODS alloy produced by surface oxidation method

  Lagerbom, J., Lindroos, T., Ivanchenko, M., Metsäjoki, J., Oksa, M. & Rantala, J., 1 Jan 2017, Euro PM2017 Congress & Exhibition Euro PM2017 proceedings. European Powder Metallurgy Association (EPMA), 6 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

• Lifing of high temperature plant: deterministic and probabilistic methods

  Auerkari, P., Pohja, R., Yli-Olli, S., Rantala, J. & Laukkanen, A., 2014, VTT Technical Research Centre of Finland. 21 p. (VTT Research Report; No. VTT-R-00753-14).

  Research output: Book/Report › Report

• Life extension of hot steam piping after 200 000 h of service

  Rantala, J., Salonen, J., Auerkari, P., Holmström, S., Lehtinen, O., Pitkänen, M. & Nikkarila, R., 2007, BALTICA VII - Life Management and Maintenance for Power Plants. Vol. 1. Espoo: VTT Technical Research Centre of Finland, p. 61-69 (VTT Symposium; No. 246).

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific

  Open Access

• Relaxation of OFP copper

  Auerkari, P., Pohja, R., Nurmela, A. & Rantala, J., 2014, Espoo: VTT Technical Research Centre of Finland. 12 p. (VTT Research Report; No. VTT-R-00366-14).

  Research output: Book/Report › Report

• Modelling the development of creep damage: The licon experience

  Auerkari, P., Holdsworth, S., Rantala, J., Coussement, C. & Hack, R., 2001, BALTICA V: Condition and Life Management for Power Plants. Espoo: VTT Technical Research Centre of Finland, Vol. 2. p. 609-620 (VTT Symposium; No. 212).

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

  4 Citations (Scopus)

• Creep damage and long term life of steam line components: Case X20

  Holmström, S., Auerkari, P., Salonen, J., Laukkanen, A., Rantala, J., Nikkarila, R. & Junttanen, J., 2010, Baltica VIII: Life Management and Maintenance for Power Plants. Espoo: VTT Technical Research Centre of Finland, Vol. 2. p. 154-166 (VTT Symposium; No. 265).

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific

  Open Access

• Life assessment and extension for gas turbine blades

  Auerkari, P., Salonen, J., Rantala, J., Mäkinen, S., Karvonen, I., Tanttari, H., Kangas, P. & Taattola, J., 2010, Baltica VIII: Life Management and Maintenance for Power Plants. Espoo: VTT Technical Research Centre of Finland, Vol. 2. p. 117-127 (VTT Symposium; No. 265).

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific

  Open Access

• Creep modelling for long-term low strain regime including the limit of negligible creep

  Auerkari, P., Holmström, S., Pohja, R. & Rantala, J., 2017. 6 p.

  Research output: Contribution to conference › Conference article › Scientific › peer-review

• Creep analyses of a steam pipe system

  Storesund, J., Steingrimsdottir, K., Rantala, J. & Bolinder, T., 2016, Baltica X: International Conference on Life Management and Maintenance for Power Plants. Auerkari, P. (ed.). Espoo: VTT Technical Research Centre of Finland, 16 p. (VTT Technology, Vol. 261).

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

  Open Access

• Degradation of single-crystal gas turbine blades

  Rantala, J., Salonen, J., Yli-Olli, S., Holmström, S. & Jauhiainen, P., 2013, Baltica IX. International Conference on Life Management and Maintenance for Power Plants. Auerkari, P. & Veivo, J. (eds.). Espoo: VTT Technical Research Centre of Finland, p. 233-250 (VTT Technology; No. 106).

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

  Open Access

• Degradation of single-crystal gas turbine blades

  Rantala, J., Salonen, J., Yli-Olli, S., Holmström, S. & Jauhiainen, P., 2013, Baltica IX. International Conference on Life Management and Maintenance for Power Plants - Abstracts. Auerkari, P. & Veivo, J. (eds.). Espoo: VTT Technical Research Centre of Finland, p. 36 (VTT Technology; No. 107).

  Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Scientific

  Open Access

• On the alleviation of imminent technical and business challenges of long-lasting functional digital twins

  Zeb, A., Kortelainen, J., Rantala, T., Saunila, M. & Ukko, J., 1 Oct 2022, In: Computers in Industry. 141, 103701.

  Research output: Contribution to journal › Article › Scientific › peer-review

  Open Access

  File
  1 Citation (Scopus)

  13 Downloads (Pure)

• Creep damage and long term life modelling of an X20 steam line component

  Auerkari, P., Salonen, J., Holmström, S., Laukkanen, A., Rantala, J. & Nikkarila, R., 2013, In: Engineering Failure Analysis. 35, p. 508-515

  Research output: Contribution to journal › Article › Scientific › peer-review
  11 Citations (Scopus)

• Modeling and verification of creep strain and exhaustion in a welded steam mixer

  Holmström, S., Rantala, J., Laukkanen, A., Kolari, K., Keinänen, H. & Lehtinen, O., 2009, In: Journal of Pressure Vessel Technology. 131, 6, 6 p., 061405.

  Research output: Contribution to journal › Article › Scientific › peer-review
  4 Citations (Scopus)

• Practical application of impression creep data to power plant

  Brett, S. J., Rantala, J. & Holmström, S., 2013, Baltica IX. International Conference on Life Management and Maintenance for Power Plants. Auerkari, P. & Veivo, J. (eds.). Espoo: VTT Technical Research Centre of Finland, p. 553-566 (VTT Technology; No. 106).

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

  Open Access

• Practical application of impression creep data to power plant

  Brett, S. J., Rantala, J. & Holmström, S., 2013, Baltica IX. International Conference on Life Management and Maintenance for Power Plants - Abstracts. Auerkari, P. & Veivo, J. (eds.). Espoo: VTT Technical Research Centre of Finland, p. 82 (VTT Technology; No. 107).

  Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Scientific

  Open Access
  27 Citations (Scopus)

• The LICON approach to life management

  Rantala, J., Auerkari, P., Holdsworth, S. R. & Hurst, R. C., 2007, BALTICA VII - Life Management and Maintenance for Power Plants. Vol. 2. Espoo: VTT Technical Research Centre of Finland, p. 222-234 (VTT Symposium; No. 247).

  Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific

  Open Access

• Multiaxial creep testing device for nuclear fuel claddings

  Pohja, R., Moilanen, P., Rantala, J., Huotilainen, S., Tulkki, V., Ehrnstén, U. & Holmström, S., 2016, In: Athens Journal of Sciences. 3, 3, p. 227-240

  Research output: Contribution to journal › Article › Scientific › peer-review

  Open Access