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Keywords: stainless steel
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Proceedings Papers

Proc. ASME. PVP2022, Volume 1: Codes and Standards, V001T01A035, July 17–22, 2022
Paper No: PVP2022-84598
... Abstract Four-point bending tests without internal pressure were performed for Type 304 stainless steel pipes with circumferential flaws at room temperature. The specimens are 1-inch diameter (33.7 mm) Schedule 160 pipes (6.3 mm wall thickness). The flaws were part-through flaws located...
Proceedings Papers

Proc. ASME. PVP2022, Volume 1: Codes and Standards, V001T01A010, July 17–22, 2022
Paper No: PVP2022-84007
... Abstract The 1963 ASME Section III design fatigue curve was generically applicable to a range of stainless steels in low cycle fatigue. In high cycle fatigue the behavior is sensitive to factors such as material strength, which raises questions about the applicability of the post-2009 ASME III...
Proceedings Papers

Proc. ASME. PVP2022, Volume 1: Codes and Standards, V001T01A011, July 17–22, 2022
Paper No: PVP2022-84208
... Abstract Fatigue Crack Growth Rates (FCGRs) of austenitic stainless steels can be significantly enhanced when tested in a high temperature water environment compared to those tested in air. Existing FCGR models are based on simple isothermal waveform loading. Recent work has highlighted...
Proceedings Papers

Proc. ASME. PVP2022, Volume 1: Codes and Standards, V001T01A013, July 17–22, 2022
Paper No: PVP2022-84625
... maximises the achievement of its objectives. environmentally assisted fatigue pressurized water reactor stainless steel Proceedings of the ASME 2022 Pressure Vessels & Piping Conference PVP2022 July 17-22, 2022, Las Vegas, Nevada, USA PVP2022-84625 INCEFA-SCALE (INCREASING SAFETY IN NPPS...
Proceedings Papers

Proc. ASME. PVP2022, Volume 1: Codes and Standards, V001T01A014, July 17–22, 2022
Paper No: PVP2022-84627
.... The NUREG/CR-6909, Rev. 1 contains notable amounts of valuable information, but instructions for application can be ambiguous or conflicting. An example related to the modified strain rate approach for determining F en factors is provided. fatigue environment stainless steel Proceedings...
Topics: Fatigue, Pipes
Proceedings Papers

Proc. ASME. PVP2022, Volume 1: Codes and Standards, V001T01A015, July 17–22, 2022
Paper No: PVP2022-84719
... environment stainless steel Proceedings of the ASME 2022 Pressure Vessels & Piping Conference PVP2022 July 17-22, 2022, Las Vegas, Nevada, USA PVP2022-84719 ENVIRONMENT ASSISTED FATIGUE EXPERIMENTAL CHALLENGES AND SOLUTIONS Jussi Solin1, Tommi Seppänen VTT Technical Research Centre of Finland Ltd Espoo...
Topics: Fatigue
Proceedings Papers

Proc. ASME. PVP2022, Volume 4A: Materials and Fabrication, V04AT06A011, July 17–22, 2022
Paper No: PVP2022-84723
... Abstract Savannah River National Laboratory (SRNL) has characterized powder bed fusion processed Type 304L stainless steel for use as hydrogen storage and process vessels. As part of this characterization, a simple cylinder (C-cylinder) and a “D-cylinder” were fabricated using two different...
Proceedings Papers

Proc. ASME. PVP2022, Volume 4A: Materials and Fabrication, V04AT06A035, July 17–22, 2022
Paper No: PVP2022-84027
... Abstract A pressurized water reactor primary environment can have a deleterious effect on the fatigue lifetime of austenitic stainless steels. There is a need to develop a greater understanding behind the effect of a pressurized water reactor primary environment on the fatigue behaviour...
Proceedings Papers

Proc. ASME. PVP2022, Volume 4B: Materials and Fabrication, V04BT06A006, July 17–22, 2022
Paper No: PVP2022-80411
... Abstract In cryogenic process plants that use aluminum alloy brazed core exchangers, a transition to austenitic stainless steel piping is often required. Presently, multi-layered explosion bonded piping joints provide that joint. These joints employ multiple layers of different alloys (e.g...
Proceedings Papers

Proc. ASME. PVP2021, Volume 1: Codes and Standards, V001T01A006, July 13–15, 2021
Paper No: PVP2021-61507
... Proceedings of the ASME 2021 Pressure Vessels & Piping Conference PVP2021 July 13-15, 2021, Virtual, Online PVP2021-61507 MATERIAL AND TEMPERATURE EFFECTS IN LOW AND HIGH CYCLE EAF OF AUSTENITIC STAINLESS STEELS Tommi Seppänen1, Jouni Alhainen, Esko Arilahti, Jussi Solin VTT Technical Research...
Proceedings Papers

Proc. ASME. PVP2021, Volume 1: Codes and Standards, V001T01A011, July 13–15, 2021
Paper No: PVP2021-62187
... Proceedings of the ASME 2021 Pressure Vessels & Piping Conference PVP2021 July 13-15, 2021, Virtual, Online PVP2021-62187 DESIGN BY ANALYSIS, CODES, STANDARDS AND RULES ON EAF - APPLICABILITY TO STAINLESS STEELS IN PWR PRIMARY PIPING Jussi Solin1, Tommi Seppänen Rami Vanninen, Erkki Pulkkinen VTT...
Proceedings Papers

Proc. ASME. PVP2021, Volume 1: Codes and Standards, V001T01A009, July 13–15, 2021
Paper No: PVP2021-61793
... to water reactor, stainless steel Environmental Assisted Fatigue loading (EAF). NOMENCLATURE Advanced Fatigue Methodologies It has been generally observed by nuclear plant operators AdFaM project that the number of failure events attributable to EAF is fewer Design of Experiment than predicted...
Proceedings Papers

Proc. ASME. PVP2021, Volume 2: Computer Technology and Bolted Joints; Design and Analysis, V002T03A033, July 13–15, 2021
Paper No: PVP2021-61513
...Abstract Abstract The effect of a single overload on the fatigue crack growth rate was investigated for Type 316 stainless steel. Fatigue crack growth tests were conducted by controlling strain and load. Tensile and compressive overloads were applied during constant amplitude cycling...
Proceedings Papers

Proc. ASME. PVP2020, Volume 1: Codes and Standards, V001T01A013, August 3, 2020
Paper No: PVP2020-21262
...FURTHER EVIDENCE OF MARGIN FOR ENVIRONMENTAL EFFECTS, TERMED FEN-THRESHOLD, IN THE ASME SECTION III DESIGN FATIGUE CURVE FOR AUSTENITIC STAINLESS STEELS THROUGH THE INTERACTION BETWEEN THE PWR ENVIRONMENT AND SURFACE FINISH Alec McLennan1, Andrew Morley2, and Sam Cuviliez3 1Wood, Warrington, UK...
Proceedings Papers

Proc. ASME. PVP2020, Volume 1: Codes and Standards, V001T01A008, August 3, 2020
Paper No: PVP2020-21050
...FATIGUE PERFORMANCE OF AUSTENITIC STAINLESS STEEL: ENFORCED ENDURANCE LIMIT AND QUESTIONABLE DESIGN CURVE Jussi Solin1, Tommi Seppänen VTT Technical Research Centre of Finland Ltd Espoo, Finland Wolfgang Mayinger PreussenElektra GmbH, Hannover, Germany ABSTRACT Design codes and standards are used...
Proceedings Papers

Proc. ASME. PVP2020, Volume 1: Codes and Standards, V001T01A019, August 3, 2020
Paper No: PVP2020-21501
..., standards, rules and assumptions. The roots and current status of fatigue curves and design criteria applied in Finnish NPP s are explained. Keywords: codes and standards, fatigue, stainless steel, EAF NOMENCLATURE CUF cumulative fatigue usage factor EAF environmentally assisted fatigue E, ET elastic...
Proceedings Papers

Proc. ASME. PVP2020, Volume 1: Codes and Standards, V001T01A011, August 3, 2020
Paper No: PVP2020-21136
..., the reference curve in air to which fatigue life in water is compared shall be as reliable as possible. Literature studies and accumulated data at VTT reveal that the use of common reference curves for a wide range of austenitic stainless steel alloys and temperatures is unreliable. Some design codes already...
Proceedings Papers

Proc. ASME. PVP2020, Volume 6: Materials and Fabrication, V006T06A002, August 3, 2020
Paper No: PVP2020-21308
...Abstract Abstract Microstructure development is examined for a specialized spot weld that is used as a solid-state closure process for stainless steel tubing, referred to as pinch welding. In order to elucidate the microstructural evolution of the weld, a series of test welds were made...
Proceedings Papers

Proc. ASME. PVP2019, Volume 6A: Materials and Fabrication, V06AT06A057, July 14–19, 2019
Paper No: PVP2019-93240
...FAILURE ASSESSMENT USING XFEM FOR THE AUSTENITIC STAINLESS STEEL PIPE WITH THE CIRCUMFERENTIAL CRACK SUBJECTED TO BENDING AND TORQUE Yohei Ono Central Research Institute of Electric Power Industry 1646 Abiko, Chiba Japan Michiya Sakai Central Research Institute of Electric Power Industry 1646 Abiko...
Proceedings Papers

Proc. ASME. PVP2019, Volume 6A: Materials and Fabrication, V06AT06A005, July 14–19, 2019
Paper No: PVP2019-93709
...HYDROGEN EFFECTS ON FRACTURE TOUGHNESS OF ADDITIVELY MANUFACTURED TYPE 304L STAINLESS STEEL Anthony McWilliams1, Michael Morgan, Paul Korinko Savannah River National Laboratory Aiken, SC ABSTRACT Rectangular blocks of Type 304L stainless steel were additively manufactured (AM) using the directed...