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Proceedings Papers

EPR Piping Material Study: Basic Characterization and Low Cycle Fatigue at Room Temperature

Tommi Seppänen, Jouni Alhainen, Esko Arilahti, Jussi Solin, Rami Vanninen, Erkki Pulkkinen
Proc. ASME. PVP2022, Volume 1: Codes and Standards, V001T01A010, July 17–22, 2022
Paper No: PVP2022-84007
DOI: https://doi.org/10.1115/PVP2022-84007
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Topics: Fatigue, Low cycle fatigue, Pipes, Stainless steel, Temperature, Design, Cycles, Engineering standards, High cycle fatigue, Risk-based inspection
Proceedings Papers

Environment Assisted Fatigue – Rules, Assumptions and Challenges for Fatigue Management of Primary Piping

Jussi Solin, Tommi Seppänen, Petri Lemettinen, Rami Vanninen, Erkki Pulkkinen
Proc. ASME. PVP2022, Volume 1: Codes and Standards, V001T01A014, July 17–22, 2022
Paper No: PVP2022-84627
DOI: https://doi.org/10.1115/PVP2022-84627
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Topics: Fatigue, Pipes
Proceedings Papers

Environment Assisted Fatigue – Experimental Challenges and Solutions

Jussi Solin, Tommi Seppänen, Rami Vanninen, Erkki Pulkkinen, Petri Lemettinen
Proc. ASME. PVP2022, Volume 1: Codes and Standards, V001T01A015, July 17–22, 2022
Paper No: PVP2022-84719
DOI: https://doi.org/10.1115/PVP2022-84719
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Topics: Fatigue
Proceedings Papers

Material and Temperature Effects in Low and High Cycle EAF of Austenitic Stainless Steels

Tommi Seppänen, Jouni Alhainen, Esko Arilahti, Jussi Solin
Proc. ASME. PVP2021, Volume 1: Codes and Standards, V001T01A006, July 13–15, 2021
Paper No: PVP2021-61507
DOI: https://doi.org/10.1115/PVP2021-61507
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Topics: Cycles, Electric arc furnaces, Stainless steel, Temperature effects, Heat, Design, Temperature, Fatigue, Fatigue design, High cycle fatigue
Proceedings Papers

Design by Analysis, Codes, Standards and Rules on EAF - Applicability to Stainless Steels in PWR Primary Piping

Jussi Solin, Tommi Seppänen, Rami Vanninen, Erkki Pulkkinen, Petri Lemettinen
Proc. ASME. PVP2021, Volume 1: Codes and Standards, V001T01A011, July 13–15, 2021
Paper No: PVP2021-62187
DOI: https://doi.org/10.1115/PVP2021-62187
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Topics: Design, Electric arc furnaces, Fatigue, Pipes, Pressurized water reactors, Stainless steel, ASME Boiler and Pressure Vessel Code, Engineering standards, Fatigue analysis, Life cycle management
Proceedings Papers

Fatigue Performance of Austenitic Stainless Steel: Enforced Endurance Limit and Questionable Design Curve

Jussi Solin, Tommi Seppänen, Wolfgang Mayinger
Proc. ASME. PVP2020, Volume 1: Codes and Standards, V001T01A008, August 3, 2020
Paper No: PVP2020-21050
DOI: https://doi.org/10.1115/PVP2020-21050
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Topics: Design, Endurance limit, Fatigue, High cycle fatigue, Stainless steel
Proceedings Papers

Codes, Standards, Rules and Assumptions on Environment Assisted Fatigue for Fatigue Management of Primary Piping

Jussi Solin, Tommi Seppänen, Rami Vanninen, Erkki Pulkkinen, Petri Lemettinen, Claude Faidy
Proc. ASME. PVP2020, Volume 1: Codes and Standards, V001T01A019, August 3, 2020
Paper No: PVP2020-21501
DOI: https://doi.org/10.1115/PVP2020-21501
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Topics: Electric arc furnaces, Fatigue, Pipes
Proceedings Papers

Grade and Temperature Dependent Reference Curves for Realistic F en Quantification of Austenitic Stainless Steels

Tommi Seppänen, Jouni Alhainen, Esko Arilahti, Jussi Solin
Proc. ASME. PVP2020, Volume 1: Codes and Standards, V001T01A011, August 3, 2020
Paper No: PVP2020-21136
DOI: https://doi.org/10.1115/PVP2020-21136
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Topics: Fatigue, Stainless steel, Temperature
Proceedings Papers

Strain-Controlled Low Cycle Fatigue of Stainless Steel in PWR Water

Tommi Seppänen, Jouni Alhainen, Esko Arilahti, Jussi Solin
Proc. ASME. PVP2019, Volume 1: Codes and Standards, V001T01A015, July 14–19, 2019
Paper No: PVP2019-93279
DOI: https://doi.org/10.1115/PVP2019-93279
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Topics: Fatigue, Low cycle fatigue, Pressurized water reactors, Stainless steel, Water
Proceedings Papers

Particular Fatigue Resistance of Stabilized Stainless Steel: Endurance Limit, Strength and Ductility of Fatigued Steel

Jussi Solin, Jouni Alhainen, Esko Arilahti, Tommi Seppänen, Wolfgang Mayinger
Proc. ASME. PVP2019, Volume 1: Codes and Standards, V001T01A016, July 14–19, 2019
Paper No: PVP2019-93317
DOI: https://doi.org/10.1115/PVP2019-93317
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Topics: Ductility, Endurance limit, Fatigue, Stainless steel, Steel
Proceedings Papers

Environmental Fatigue Management for Long Time Operation: Finnish Point of View

Jussi Solin, Tommi Seppänen, Petri Lemettinen, Juha Isometsä, Erkki Pulkkinen
Proc. ASME. PVP2019, Volume 1: Codes and Standards, V001T01A027, July 14–19, 2019
Paper No: PVP2019-94015
DOI: https://doi.org/10.1115/PVP2019-94015
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Topics: Fatigue, Fatigue design
Proceedings Papers

Fatigue of NPP Components Simulated by Non-Uniformly Strained Stainless Steel Specimens

Jussi Solin, Jouni Alhainen, Esko Arilahti, Tommi Seppänen, Wolfgang Mayinger
Proc. ASME. PVP2019, Volume 1: Codes and Standards, V001T01A018, July 14–19, 2019
Paper No: PVP2019-93833
DOI: https://doi.org/10.1115/PVP2019-93833
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Topics: Fatigue, Hardening, Nuclear power stations, Stainless steel
Proceedings Papers

Cyclic, Monotonic and Fatigue Performance of Stabilized Stainless Steel in PWR Water and Research Laboratory

Jussi Solin, Jouni Alhainen, Tommi Seppänen, H. Ertugrul Karabaki, Wolfgang Mayinger
Proc. ASME. PVP2018, Volume 1A: Codes and Standards, V01AT01A028, July 15–20, 2018
Paper No: PVP2018-84935
DOI: https://doi.org/10.1115/PVP2018-84935
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Topics: Fatigue, Pressurized water reactors, Stainless steel, Water, Cycles, Endurance limit, Nuclear power stations, Temperature, Ductility, Fatigue life
Proceedings Papers

Low Cycle Fatigue (EAF) of AISI 304L and 347 in PWR Water

Tommi Seppänen, Jouni Alhainen, Esko Arilahti, Jussi Solin
Proc. ASME. PVP2018, Volume 1A: Codes and Standards, V01AT01A015, July 15–20, 2018
Paper No: PVP2018-84197
DOI: https://doi.org/10.1115/PVP2018-84197
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Topics: Electric arc furnaces, Low cycle fatigue, Pressurized water reactors, Water, Stainless steel, Accounting, ASME Standards, ASTM standards, Design, Fatigue
Proceedings Papers

Hidden Roles of Time and Temperature in Cyclic Behavior of Stainless Nuclear Piping

Jussi Solin, Tommi Seppänen, Wolfgang Mayinger, H. Ertugrul Karabaki
Proc. ASME. PVP2018, Volume 1A: Codes and Standards, V01AT01A029, July 15–20, 2018
Paper No: PVP2018-84936
DOI: https://doi.org/10.1115/PVP2018-84936
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Topics: Pipes, Temperature, Design, Fatigue, Pressurized water reactors, Stainless steel, Water, ASME Standards, Databases, Doors
Proceedings Papers

Experimental Research on Cyclic Response, Hold Effects and Fatigue of Stainless Steel

Jussi Solin, Jouni Alhainen, Tommi Seppänen, H. Ertugrul Karabaki, Wolfgang Mayinger
Proc. ASME. PVP2017, Volume 1A: Codes and Standards, V01AT01A032, July 16–20, 2017
Paper No: PVP2017-66103
DOI: https://doi.org/10.1115/PVP2017-66103
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Topics: Fatigue, Stainless steel, Temperature, Hardening, Circuits, Cycles, Damage, Fatigue testing, Life extension, Nuclear power stations
Proceedings Papers

Strain Waveform Effects for Low Cycle Fatigue in Simulated PWR Water

Tommi Seppänen, Jouni Alhainen, Esko Arilahti, Jussi Solin
Proc. ASME. PVP2017, Volume 1A: Codes and Standards, V01AT01A021, July 16–20, 2017
Paper No: PVP2017-65374
DOI: https://doi.org/10.1115/PVP2017-65374
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Topics: Low cycle fatigue, Pressurized water reactors, Water, Stainless steel, Databases, Fatigue life, Bellows (Equipment), Design, Eddies (Fluid dynamics), Eddy currents (Electricity)
Proceedings Papers

Direct Strain-Controlled Variable Strain Rate Low Cycle Fatigue Testing in Simulated PWR Water

Tommi Seppänen, Jouni Alhainen, Esko Arilahti, Jussi Solin
Proc. ASME. PVP2016, Volume 1A: Codes and Standards, V01AT01A022, July 17–21, 2016
Paper No: PVP2016-63294
DOI: https://doi.org/10.1115/PVP2016-63294
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Topics: Low cycle fatigue, Pressurized water reactors, Testing, Water, Stainless steel, Fatigue life, Signals, Alloys, ASTM International, Bellows (Equipment)