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Proceedings Papers

Plastic Constraint Correction Factor X for Brittle Fracture in Ductile-Brittle Transition Temperature Region

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Kiminobu Hojo, Takatoshi Hirota, Yasuto Nagoshi, Takuya Fukahori, Kazuma Shimizu, Masaki Shimodaira, Takuya Ogawa, Kenji Yashirodai, Mitsuru Ohata, Fumiyoshi Minami
Proc. ASME. PVP2024, Volume 1: Codes & Standards; Computer Technology & Bolted Joints, V001T01A066, July 28–August 2, 2024
Publisher: American Society of Mechanical Engineers
Paper No: PVP2024-123140
https://doi.org/10.1115/PVP2024-123140
View Paper titled, Plastic Constraint Correction Factor X for Brittle Fracture in Ductile-Brittle Transition Temperature Region
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Topics: Brittle fracture, Ductile-brittle transition, Fracture (Materials), Fracture (Process), Temperature, Reactor vessels, Shapes, Yield strength, Ductile fracture, Geometry
Proceedings Papers

Improved Analysis of Miniature Impact Toughness Tests

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Pentti Arffman
Proc. ASME. PVP2024, Volume 1: Codes & Standards; Computer Technology & Bolted Joints, V001T01A063, July 28–August 2, 2024
Publisher: American Society of Mechanical Engineers
Paper No: PVP2024-123330
https://doi.org/10.1115/PVP2024-123330
View Paper titled, Improved Analysis of Miniature Impact Toughness Tests
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Topics: ASTM International, Brittle fracture, Displacement, Emission spectroscopy, Filtration, Fittings, Fracture (Materials), Fracture (Process), Fracture toughness, Impact testing
Proceedings Papers

Validity of Toughness Measurements From Miniature Specimens Failing in Different Fracture Modes

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Susan Ortner, Marcos Sanchez, John Echols, Sergio Cicero, Paul Chekhonin
Proc. ASME. PVP2024, Volume 1: Codes & Standards; Computer Technology & Bolted Joints, V001T01A062, July 28–August 2, 2024
Publisher: American Society of Mechanical Engineers
Paper No: PVP2024-122781
https://doi.org/10.1115/PVP2024-122781
View Paper titled, Validity of Toughness Measurements From Miniature Specimens Failing in Different Fracture Modes
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Topics: Brittle fracture, Fractography, Fracture (Materials), Fracture (Process), Fracture toughness, Reactor vessels, Tension
Proceedings Papers

Low-Temperature Integrity of Carbon Steel Pressure Piping: An Assessment Based on Probabilistic Fracture Mechanics and Full-Scale Testing

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Isabel Hadley, Siak Manteghi, Geoff Evans, Matthew Haslett, Yin Jin Janin
Proc. ASME. PVP2024, Volume 2: Design & Analysis, V002T03A092, July 28–August 2, 2024
Publisher: American Society of Mechanical Engineers
Paper No: PVP2024-133078
https://doi.org/10.1115/PVP2024-133078
View Paper titled, Low-Temperature Integrity of Carbon Steel Pressure Piping: An Assessment Based on Probabilistic Fracture Mechanics and Full-Scale Testing
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Topics: Carbon steel, Fracture mechanics, Low temperature, Pressure pipes, Testing, Temperature, Metals, Welded joints, Failure, Fracture toughness
Proceedings Papers

Study on the Effect of Local Segregations on the Charpy Impact Toughness Scatter, in RCC-M Code 18 and 20MND5 (SA 508 Gr3) Steel Grade Forgings for Nuclear Components

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Pierre Joly, François Roch, Lingtao Sun, Elizabeth Deneuvillers
Proc. ASME. PVP2023, Volume 5: Materials & Fabrication, V005T06A061, July 16–21, 2023
Publisher: American Society of Mechanical Engineers
Paper No: PVP2023-106609
https://doi.org/10.1115/PVP2023-106609
View Paper titled, Study on the Effect of Local Segregations on the Charpy Impact Toughness Scatter, in RCC-M Code 18 and 20MND5 (SA 508 Gr3) Steel Grade Forgings for Nuclear Components
Open the PDF for Study on the Effect of Local Segregations on the Charpy Impact Toughness Scatter, in RCC-M Code 18 and 20MND5 (SA 508 Gr3) Steel Grade Forgings for Nuclear Components in another window
Topics: Electromagnetic scattering, Forgings (Products), Fracture toughness, Steel, Forging, Solidification, Brittle fracture, Brittleness, Ductile-brittle transition, Fractography
Proceedings Papers

State-of-the-Art of WPS in RPV PTS Analysis

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Maksym Zarazovskii, Vladislav Pištora, Dana Lauerova, Florian Obermeier, Diego Fernando Mora Mendez, Yaroslav Dubyk, Tobias Bolinder, Carlos Cueto-Felgueroso Garcia, Szabolcs Szávai, Judit Dudra, Oriol Costa Garrido, Christophe Blain, Markku Puustinen, Jinya Katsuyama, B. Richard Bass, Paul T. Williams, Oleksii Shugailo
Proc. ASME. PVP2022, Volume 1: Codes and Standards, V001T01A083, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-83699
https://doi.org/10.1115/PVP2022-83699
View Paper titled, State-of-the-Art of WPS in RPV PTS Analysis
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Topics: Brittle fracture, Ductile fracture, Fracture (Materials), Fracture toughness, Heat, Reactor vessels, Steel, Stress, Thermal shock, Transients (Dynamics)
Proceedings Papers

Flanges Impact Testing Exemption Assessment

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Roberto Robles, Miguel Muñoz, Antonio Santana
Proc. ASME. PVP2022, Volume 4B: Materials and Fabrication, V04BT06A009, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-84867
https://doi.org/10.1115/PVP2022-84867
View Paper titled, Flanges Impact Testing Exemption Assessment
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Topics: Brittle fracture, Flanges, Fracture toughness, Heat treating (Metalworking), Impact testing
Proceedings Papers

An Application of the Brittle Fracture Criterion Gp Method to a RPV Type Geometry – Towards the Industrialization of the Method

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Bin Zheng, Han Liu, Samuel Jules, Hai Xie, Kaikai Shi
Proc. ASME. PVP2021, Volume 2: Computer Technology and Bolted Joints; Design and Analysis, V002T03A045, July 13–15, 2021
Publisher: American Society of Mechanical Engineers
Paper No: PVP2021-61636
https://doi.org/10.1115/PVP2021-61636
View Paper titled, An Application of the Brittle Fracture Criterion Gp Method to a RPV Type Geometry – Towards the Industrialization of the Method
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Topics: Brittle fracture, Geometry, Fracture (Materials), China, Computer software, Damage, Energy conservation, Finite element analysis, Irradiation (Radiation exposure), Life extension
Proceedings Papers

Post-Test Analysis of a Large Scale Mock-Up Test Performed in the European Project ATLAS+

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Tomas Nicak, Alexey Rempel
Proc. ASME. PVP2021, Volume 4: Materials and Fabrication, V004T06A027, July 13–15, 2021
Publisher: American Society of Mechanical Engineers
Paper No: PVP2021-60495
https://doi.org/10.1115/PVP2021-60495
View Paper titled, Post-Test Analysis of a Large Scale Mock-Up Test Performed in the European Project ATLAS+
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Topics: Brittle fracture, Brittleness, Circuits, Crack propagation, Ductile fracture, Feedwater, Fractography, Fracture (Materials), Fracture mechanics, Nuclear power stations
Proceedings Papers

PWHT Exemptions for Carbon Steel in B31.3: An EPC Contractor’s Perspective

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Jan-Willem Rensman, George Kraayeveld
Proc. ASME. PVP2020, Volume 6: Materials and Fabrication, V006T06A063, August 3, 2020
Publisher: American Society of Mechanical Engineers
Paper No: PVP2020-21528
https://doi.org/10.1115/PVP2020-21528
View Paper titled, PWHT Exemptions for Carbon Steel in B31.3: An EPC Contractor’s Perspective
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Topics: Carbon steel, Heat treating (Metalworking), Pipes, Brittle fracture, Corrosion, Failure, Pressure pipes, Stress, Welding
Proceedings Papers

Fracture Toughness Tests on Western RPV Steels Using Small Scale Specimen Technique

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Florian Obermeier, Eberhard Altstadt, Hieronymus Hein, Aniruddh Das
Proc. ASME. PVP2020, Volume 6: Materials and Fabrication, V006T06A102, August 3, 2020
Publisher: American Society of Mechanical Engineers
Paper No: PVP2020-21481
https://doi.org/10.1115/PVP2020-21481
View Paper titled, Fracture Toughness Tests on Western RPV Steels Using Small Scale Specimen Technique
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Topics: Embrittlement, Fracture mechanics, Fracture toughness, Irradiation (Radiation exposure), Reactor vessels, Steel, Surveillance, Displacement, Brittle fracture, Cracking (Materials)
Proceedings Papers

Crack Propagation Modeling in a PWR Under PTS Using XFEM

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Diego F. Mora, Markus Niffenegger, Roman Mukin
Proc. ASME. PVP2020, Volume 6: Materials and Fabrication, V006T06A001, August 3, 2020
Publisher: American Society of Mechanical Engineers
Paper No: PVP2020-21026
https://doi.org/10.1115/PVP2020-21026
View Paper titled, Crack Propagation Modeling in a PWR Under PTS Using XFEM
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Topics: Crack propagation, Modeling, Pressurized water reactors, Fracture (Materials), Damage, Finite element analysis, Fracture toughness, Accidents, Cooling, Simulation
Proceedings Papers

Investigation of Temperature Dependence of Weibull Parameters of the Beremin Model in Ductile-Brittle Transition Temperature Region

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Kiminobu Hojo, Naoki Ogawa, Kentaro Yoshimoto, Takatoshi Hirota, Yasuto Nagoshi
Proc. ASME. PVP2020, Volume 6: Materials and Fabrication, V006T06A014, August 3, 2020
Publisher: American Society of Mechanical Engineers
Paper No: PVP2020-21651
https://doi.org/10.1115/PVP2020-21651
View Paper titled, Investigation of Temperature Dependence of Weibull Parameters of the Beremin Model in Ductile-Brittle Transition Temperature Region
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Topics: Ductile-brittle transition, Temperature, Temperature effects, Alloy steel, Fracture (Materials), Fracture (Process), Brittle fracture, Carbon steel, Ductile fracture, Electromagnetic scattering
Proceedings Papers

Impact of the Outer Surface Air Cooling and WPS Approaches on the Brittle Fracture Margin of WWER RPV

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Maksym Zarazovskii, Yaroslav Dubyk, Vladyslav Filonov, Vitalii Antonchenko, Oleksii Ishchenko
Proc. ASME. PVP2020, Volume 6: Materials and Fabrication, V006T06A016, August 3, 2020
Publisher: American Society of Mechanical Engineers
Paper No: PVP2020-21736
https://doi.org/10.1115/PVP2020-21736
View Paper titled, Impact of the Outer Surface Air Cooling and WPS Approaches on the Brittle Fracture Margin of WWER RPV
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Topics: Brittle fracture, Cladding systems (Building), Cooling, Heat transfer, Reactor vessels, Ventilation
Proceedings Papers

Brittle Fracture of Stainless Steel Dissimilar Metal Welds in the Upper Shelf of the Brittle-to-Ductile Transition Range

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G. Ben Salem, S. Chapuliot, A. Blouin, P. Bompard, C. Jacquemoud
Proc. ASME. PVP2020, Volume 6: Materials and Fabrication, V006T06A010, August 3, 2020
Publisher: American Society of Mechanical Engineers
Paper No: PVP2020-21239
https://doi.org/10.1115/PVP2020-21239
View Paper titled, Brittle Fracture of Stainless Steel Dissimilar Metal Welds in the Upper Shelf of the Brittle-to-Ductile Transition Range
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Topics: Brittle fracture, Brittleness, Fracture (Materials), Fracture (Process), Metals, Stainless steel, Stress, Welded joints
Proceedings Papers

Prediction of Collapse Load Reduction due to Non-Aligned Multiple Flaws

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Fuminori Iwamatsu, Katsumasa Miyazaki, Koichi Saito
Proc. ASME. PVP2020, Volume 1: Codes and Standards, V001T01A055, August 3, 2020
Publisher: American Society of Mechanical Engineers
Paper No: PVP2020-21806
https://doi.org/10.1115/PVP2020-21806
View Paper titled, Prediction of Collapse Load Reduction due to Non-Aligned Multiple Flaws
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Topics: Collapse, Stress, Fracture (Materials), Fracture (Process), Finite element analysis, Fitness-for-service, Ductile fracture, Flat plates, ASME Boiler and Pressure Vessel Code, Boilers
Proceedings Papers

Brittle Fracture Assessments on Piping Systems: MSOT Curves

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Ishita Chakraborty, Kannan Subramanian, Jorge Penso
Proc. ASME. PVP2019, Volume 3: Design and Analysis, V003T03A064, July 14–19, 2019
Publisher: American Society of Mechanical Engineers
Paper No: PVP2019-93736
https://doi.org/10.1115/PVP2019-93736
View Paper titled, Brittle Fracture Assessments on Piping Systems: MSOT Curves
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Topics: Brittle fracture, Piping systems, Pipes, Pressure vessels, American Petroleum Institute, Fitness-for-service, Nozzles, Plant personnel, Stress analysis (Engineering), Temperature
Proceedings Papers

Master Curve Procedure Accounting for the Combined, Constraint, Ductile Tearing and Loading Rate Effects

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Sebastian Lindqvist, Kim Wallin
Proc. ASME. PVP2019, Volume 6A: Materials and Fabrication, V06AT06A049, July 14–19, 2019
Publisher: American Society of Mechanical Engineers
Paper No: PVP2019-93844
https://doi.org/10.1115/PVP2019-93844
View Paper titled, Master Curve Procedure Accounting for the Combined, Constraint, Ductile Tearing and Loading Rate Effects
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Topics: Accounting, Brittle fracture, Crack propagation, Ductile fracture, Fracture (Materials), Leak-before-break, Probability, Surface cracks
Proceedings Papers

Improvement of High Temperature Creep Strength of Conventional Grade 91 Steel by Thermomechanical Treatments

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Rebeca Hernández, Marta Serrano, Andrea García-Junceda, Elvira Oñorbe, Javier Vivas
Proc. ASME. PVP2019, Volume 6B: Materials and Fabrication, V06BT06A012, July 14–19, 2019
Publisher: American Society of Mechanical Engineers
Paper No: PVP2019-93148
https://doi.org/10.1115/PVP2019-93148
View Paper titled, Improvement of High Temperature Creep Strength of Conventional Grade 91 Steel by Thermomechanical Treatments
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Topics: High temperature creep, Steel, Thermomechanical treatment, Creep, Stress, Brittle fracture, Density, Ductile fracture, Fractography, Necking
Proceedings Papers

Managing the Risks Associated With Operating a Hydrotreater Reactor With Possible High-Temperature Hydrogen Attack Damage

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Phillip E. Prueter, Ryan Jones, Jacki Hess, Joel DeLuca
Proc. ASME. PVP2019, Volume 1: Codes and Standards, V001T01A043, July 14–19, 2019
Publisher: American Society of Mechanical Engineers
Paper No: PVP2019-93533
https://doi.org/10.1115/PVP2019-93533
View Paper titled, Managing the Risks Associated With Operating a Hydrotreater Reactor With Possible High-Temperature Hydrogen Attack Damage
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Topics: Damage, Fracture (Materials), High temperature, Hydrogen, Methane, Nondestructive evaluation, Cavities, Failure, Pressure equipment, Brittle fracture