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Proceedings Papers

Some Useful Mechanical Property Correlations for Nuclear Reactor Pressure Vessel Steels

Randy K. Nanstad, William L. Server, Mikhail A. Sokolov, G. Robert Odette, Nathan Almirall
Proc. ASME. PVP2018, Volume 6B: Materials and Fabrication, V06BT06A019, July 15–20, 2018
Paper No: PVP2018-84786
DOI: https://doi.org/10.1115/PVP2018-84786
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Topics: Embrittlement, Industrial research, Irradiation (Radiation exposure), Mechanical properties, Nuclear industry, Nuclear reactors, Pressure vessels, Reactor vessels, Safety, Steel
Proceedings Papers

ORNL Evaluation of Safety Cases for Two Belgian Reactor Pressure Vessels Containing Quasi-Laminar Defects

Hilda B. Klasky, B. Richard Bass, Terry L. Dickson, Sarma B. Gorti, Randy K. Nanstad, Mikhail A. Sokolov, William L. Server, Paul T. Williams
Proc. ASME. PVP2017, Volume 1A: Codes and Standards, V01AT01A045, July 16–20, 2017
Paper No: PVP2017-65305
DOI: https://doi.org/10.1115/PVP2017-65305
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Topics: Reactor vessels, Safety, Design, Fracture (Process), Transients (Dynamics), ASME Boiler and Pressure Vessel Code, ASME Standards, Coolants, Failure, Finite element analysis
Proceedings Papers

Current Status of the Characterization of RPV Materials Harvested From the Decommissioned Zion Unit 1 Nuclear Power Plant

Thomas M. Rosseel, Mikhail A. Sokolov, Xiang Chen, Randy K. Nanstad
Proc. ASME. PVP2017, Volume 1B: Codes and Standards, V01BT01A059, July 16–20, 2017
Paper No: PVP2017-65090
DOI: https://doi.org/10.1115/PVP2017-65090
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Topics: Nuclear power stations, Base metals, Light water reactors, Mechanical properties, Atoms, Cutting, Embrittlement, Fluence (Radiation measurement), Fracture toughness, Heat
Proceedings Papers

Thermal Annealing of Reactor Pressure Vessels

Mikhail A. Sokolov, William L. Server, Randy K. Nanstad
Proc. ASME. PVP2015, Volume 7: Operations, Applications and Components, V007T07A021, July 19–23, 2015
Paper No: PVP2015-45783
DOI: https://doi.org/10.1115/PVP2015-45783
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Topics: Annealing, Reactor vessels, Nuclear power stations, Service life (Equipment), Neutrons, Phase transition temperature, Radiation (Physics), Reliability, Steel, Structural elements (Construction)
Proceedings Papers

Machining Test Specimens From Harvested Zion RPV Segments

Thomas M. Rosseel, Mikhail A. Sokolov, Randy K. Nanstad
Proc. ASME. PVP2015, Volume 7: Operations, Applications and Components, V007T07A015, July 19–23, 2015
Paper No: PVP2015-45237
DOI: https://doi.org/10.1115/PVP2015-45237
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Topics: Machining, Light water reactors, Nuclear power stations, Welded joints, Cutting, Materials degradation, Nuclear decommissioning, Nuclear reactors, Power stations, Radiation damage
Journal Articles

U.S. High Fluence Power Reactor Surveillance Data—Past and Future

William L. Server, Timothy C. Hardin, J. Brian Hall, Randy K. Nanstad
Journal: Journal of Pressure Vessel Technology
Article Type: Research-Article
J. Pressure Vessel Technol. April 2014, 136(2): 021603.
Paper No: PVT-13-1154
DOI: https://doi.org/10.1115/1.4026149
Published Online: January 30, 2014
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Topics: Fluence (Radiation measurement), Light water reactors, Surveillance, Embrittlement, Pressurized water reactors
Proceedings Papers

Master Curve and J-R Fracture Toughness of SA508/SA533-B-1 Weld and HAZ

Randy K. Nanstad, Xiang Chen, Mikhail A. Sokolov, Barry H. Rabin, Ying Yang
Proc. ASME. PVP2013, Volume 6B: Materials and Fabrication, V06BT06A001, July 14–18, 2013
Paper No: PVP2013-97033
DOI: https://doi.org/10.1115/PVP2013-97033
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Topics: Fracture toughness, Temperature, Steel, Heat, Metals, Alloys, ASME Boiler and Pressure Vessel Code, ASTM International, Displacement, Ductile fracture
Proceedings Papers

Use of Small Specimens for Evaluation of Irradiated Materials

Mikhail A. Sokolov, Randy K. Nanstad
Proc. ASME. PVP2013, Volume 6B: Materials and Fabrication, V06BT06A057, July 14–18, 2013
Paper No: PVP2013-98089
DOI: https://doi.org/10.1115/PVP2013-98089
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Topics: Accounting, Fracture toughness, Geometry, Neutron flux, Neutrons, Phase transition temperature, Radioactive substances, Reactor vessels, Steel, Surveillance
Proceedings Papers

Ensuring the Performance of Nuclear Reactor Pressure Vessels for Long-Time Service

Randy K. Nanstad, G. Robert Odette, Mikhail A. Sokolov
Proc. ASME. PVP2010, ASME 2010 Pressure Vessels and Piping Conference: Volume 9, 125-133, July 18–22, 2010
Paper No: PVP2010-25832
DOI: https://doi.org/10.1115/PVP2010-25832
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Topics: Annealing, Databases, Embrittlement, Fluence (Radiation measurement), Fracture mechanics, Irradiation (Radiation exposure), Light water reactors, Neutrons, Nickel, Nuclear power stations
Journal Articles

Heavy-Section Steel Technology and Irradiation Programs—Retrospective and Prospective Views

Randy K. Nanstad, B. Richard Bass, John G. Merkle, Claud E. Pugh, Thomas M. Rosseel, Mikhail A. Sokolov
Journal: Journal of Pressure Vessel Technology
Article Type: Technology Review
J. Pressure Vessel Technol. December 2010, 132(6): 064001.
DOI: https://doi.org/10.1115/1.4001425
Published Online: October 14, 2010
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Topics: Fracture (Materials), Fracture toughness, Irradiation (Radiation exposure), Steel, Temperature, Thermal shock, Vessels, Fracture (Process), Embrittlement, Neutrons
Proceedings Papers

IAEA Coordinated Research Project on Master Curve Approach to Monitor Fracture Toughness of RPV Steels: Final Results of the Experimental Exercise to Support Constraint Effects

Randy K. Nanstad, Milan Brumovsky, Rogelio Herna´ndez Callejas, Ferenc Gillemot, Mikhail Korshunov, Bong Sang Lee, Enrico Lucon, Marc Scibetta, Philip Minnebo, Karl-Fredrik Nilsson, Naoki Miura, Kunio Onizawa, Tapio Planman, William Server, Brian Burgos, Marta Serrano, Hans-Werner Viehrig
Proc. ASME. PVP2009, Volume 3: Design and Analysis, 573-585, July 26–30, 2009
Paper No: PVP2009-78022
DOI: https://doi.org/10.1115/PVP2009-78022
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Topics: Fracture toughness, Steel, Carbon reinforced plastics, Temperature, Resolution (Optics), Surveillance, ASTM International, Finite element analysis, Geometry, Modeling
Proceedings Papers

Heavy-Section Steel Technology and Irradiation Programs: Retrospective and Prospective Views

Randy K. Nanstad, B. Richard Bass, Thomas M. Rosseel, John G. Merkle, Mikhail A. Sokolov
Proc. ASME. PVP2007, Volume 6: Materials and Fabrication, 733-752, July 22–26, 2007
Paper No: PVP2007-26677
DOI: https://doi.org/10.1115/PVP2007-26677
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Topics: Irradiation (Radiation exposure), Steel, Fracture (Materials), Fracture toughness, Fracture (Process), Thermal shock, Vessels, Neutrons, Plates (structures), Safety
Proceedings Papers

Experimental Evaluation of Deformation and Constraint Characteristics in Precracked Charpy and Other Three-Point Bend Specimens

Randy K. Nanstad, Donald E. McCabe, Mikhail A. Sokolov, John G. Merkle
Proc. ASME. PVP2007, Volume 7: Operations, Applications and Components, 259-267, July 22–26, 2007
Paper No: PVP2007-26651
DOI: https://doi.org/10.1115/PVP2007-26651
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Topics: Deformation, Temperature, Calibration, Steel, Fracture (Materials), Fracture toughness, Irradiation (Radiation exposure), Plates (structures), Reactor vessels, Surveillance
Proceedings Papers

IAEA Coordinated Research Project on Master Curve Approach to Monitor Fracture Toughness of RPV Steels: Effects of Bias, Constraint, and Geometry

Randy K. Nanstad, Marc Scibetta
Proc. ASME. PVP2007, Volume 7: Operations, Applications and Components, 223-233, July 22–26, 2007
Paper No: PVP2007-26231
DOI: https://doi.org/10.1115/PVP2007-26231
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Topics: Fracture toughness, Geometry, Steel, Temperature, Carbon reinforced plastics, Fracture (Materials), Testing, Finite element analysis, Light water reactors, Modeling
Proceedings Papers

Microstructural Banding and Biaxial Fracture Toughness Tests in a Specially Heat-Treated Reactor Pressure Vessel Steel

Randy K. Nanstad, Mikhail A. Sokolov, Philip J. Maziasz
Proc. ASME. PVP2004, Storage Tank Integrity and Materials Evaluation, 65-82, July 25–29, 2004
Paper No: PVP2004-3058
DOI: https://doi.org/10.1115/PVP2004-3058
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Topics: Fractography, Fracture toughness, Heat, Metallography, Reactor vessels, Steel
Proceedings Papers

On Bias in T o Values Derived With Compact and PCVN Specimens

Mikhail A. Sokolov, Randy K. Nanstad
Proc. ASME. PVP2004, Fracture Methodologies and Manufacturing Processes, 115-120, July 25–29, 2004
Paper No: PVP2004-2306
DOI: https://doi.org/10.1115/PVP2004-2306
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Topics: Fracture toughness, Geometry, Irradiation (Radiation exposure), Phase transition temperature, Pressure vessels, Reactor vessels, Steel, Surveillance, Testing
Proceedings Papers

Fracture Toughness of Stainless Steel Cladding for Evaluation of the Degraded Davis-Besse RPV Head

Randy K. Nanstad, Mikhail A. Sokolov
Proc. ASME. PVP2006-ICPVT-11, Volume 7: Operations, Applications, and Components, 341-346, July 23–27, 2006
Paper No: PVP2006-ICPVT-11-93308
DOI: https://doi.org/10.1115/PVP2006-ICPVT-11-93308
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Topics: Cladding systems (Building), Fracture toughness, Stainless steel, Disks, Fractography, Alloy steel, Cavities, Fracture (Materials), Fracture (Process), Irradiation (Radiation exposure)
Proceedings Papers

Fracture Toughness Characterization of Midland Beltline Weld After High Dose of Irradiation

Mikhail A. Sokolov, Randy K. Nanstad
Proc. ASME. PVP2006-ICPVT-11, Volume 7: Operations, Applications, and Components, 85-89, July 23–27, 2006
Paper No: PVP2006-ICPVT-11-93321
DOI: https://doi.org/10.1115/PVP2006-ICPVT-11-93321
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Topics: Fracture toughness, Irradiation (Radiation exposure), Neutrons, Fluence (Radiation measurement), Reactor vessels, Shapes, Steel, Annealing, Embrittlement, Temperature