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Journal Articles

Latent Pitfalls in Microstructure-Based Modeling for Thermally Aged 9Cr-1Mo-V Steel (Grade 91)

Accepted Manuscript
Weiju Ren
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol.
Paper No: PVT-24-1011
https://doi.org/10.1115/1.4066559
Published Online: September 14, 2024
View Article titled, Latent Pitfalls in Microstructure-Based Modeling for Thermally Aged 9Cr-1Mo-V Steel (Grade 91)
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Topics: Modeling, Steel, Design, Materials science, Model development, Nuclear reactors, Physics, Reliability, Tensile strength, Testing
Journal Articles

Path Forward: Materials Data Modernization for ASME Codes and Standards in the Artificial Intelligence Era

Weiju Ren
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. October 2024, 146(5): 051201.
Paper No: PVT-24-1018
https://doi.org/10.1115/1.4065586
Published Online: June 12, 2024
View Article titled, Path Forward: Materials Data Modernization for ASME Codes and Standards in the Artificial Intelligence Era
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Topics: Databases, Engineering standards, Materials properties, Artificial intelligence
Proceedings Papers

Path Forward: Materials Data Modernization for ASME Codes and Standards in the Artificial Intelligence Era

Weiju Ren
Proc. ASME. PVP2023, Volume 1: Codes & Standards, V001T01A059, July 16–21, 2023
Publisher: American Society of Mechanical Engineers
Paper No: PVP2023-106799
https://doi.org/10.1115/PVP2023-106799
View Paper titled, Path Forward: Materials Data Modernization for ASME Codes and Standards in the Artificial Intelligence Era
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Topics: Artificial intelligence, ASME Standards, Databases, Engineering standards, Materials properties, Machinery, Waves
Proceedings Papers

Demystifying the 1.1 Factor for Tensile Strength Above Room Temperature in Development of the Boiler Code Stress Tables

Weiju Ren
Proc. ASME. PVP2022, Volume 1: Codes and Standards, V001T01A030, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-84248
https://doi.org/10.1115/PVP2022-84248
View Paper titled, Demystifying the 1.1 Factor for Tensile Strength Above Room Temperature in Development of the Boiler Code Stress Tables
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Topics: Boilers, Stress, Temperature, Tensile strength
Journal Articles

Thermal Aging Effects on the Yield and Tensile Strength of 9Cr-1Mo-V (Grade 91)

Jude Foulds, Weiju Ren
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. December 2022, 144(6): 061505.
Paper No: PVT-21-1207
https://doi.org/10.1115/1.4054341
Published Online: June 10, 2022
View Article titled, Thermal Aging Effects on the Yield and Tensile Strength of 9Cr-1Mo-V (Grade 91)
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Topics: ASME Boiler and Pressure Vessel Code, Strength (Materials), Temperature, Tensile strength
Proceedings Papers

A Discussion of Strength Reduction Factor Development for Thermal Aging Effect on Nuclear Structural Alloys

Weiju Ren
Proc. ASME. PVP2021, Volume 4: Materials and Fabrication, V004T06A046, July 13–15, 2021
Publisher: American Society of Mechanical Engineers
Paper No: PVP2021-61055
https://doi.org/10.1115/PVP2021-61055
View Paper titled, A Discussion of Strength Reduction Factor Development for Thermal Aging Effect on Nuclear Structural Alloys
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Topics: Alloys, Tensile strength, Design, Temperature, ASME Boiler and Pressure Vessel Code, Nuclear reactors, Safety, Service life (Equipment), Structural elements (Construction)
Proceedings Papers

Alloy Selection and C-276 Code Design Value Extension for Advanced Molten Salt Technology Test Facilities Experimentation

Weiju Ren, Kevin Robb
Proc. ASME. PVP2020, Volume 6: Materials and Fabrication, V006T06A070, August 3, 2020
Publisher: American Society of Mechanical Engineers
Paper No: PVP2020-21029
https://doi.org/10.1115/PVP2020-21029
View Paper titled, Alloy Selection and C-276 Code Design Value Extension for Advanced Molten Salt Technology Test Facilities Experimentation
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Topics: Alloys, Design, Stress, Test facilities
Proceedings Papers

Consideration of Thermal Embrittlement in Alloy 316H for Advanced Non-Light Water Reactor Applications

Weiju Ren, Lianshan Lin
Proc. ASME. PVP2019, Volume 6B: Materials and Fabrication, V06BT06A016, July 14–19, 2019
Publisher: American Society of Mechanical Engineers
Paper No: PVP2019-93431
https://doi.org/10.1115/PVP2019-93431
View Paper titled, Consideration of Thermal Embrittlement in Alloy 316H for Advanced Non-Light Water Reactor Applications
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Topics: Embrittlement, Indium alloys, Water, Alloys, Light water reactors, Temperature, Mechanical engineers, Mechanical properties, Safety
Proceedings Papers

Considerations of Alloy N Code Extension for Commercial Molten Salt Reactor Development and Deployment

Weiju Ren
Proc. ASME. PVP2018, Volume 6B: Materials and Fabrication, V06BT06A018, July 15–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: PVP2018-84716
https://doi.org/10.1115/PVP2018-84716
View Paper titled, Considerations of Alloy N Code Extension for Commercial Molten Salt Reactor Development and Deployment
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Topics: Alloys, Molten salt reactors, High temperature, Industrial research, Strategic planning
Proceedings Papers

Hastelloy ® N for Molten Salt Reactors Used for Power Generation

Robert W. Swindeman, Weiju Ren, Michael Katcher, David E. Holcomb
Proc. ASME. ETAM2014, ASME 2014 Symposium on Elevated Temperature Application of Materials for Fossil, Nuclear, and Petrochemical Industries, 288-295, March 25–27, 2014
Publisher: American Society of Mechanical Engineers
Paper No: ETAM2014-1036
https://doi.org/10.1115/ETAM2014-1036
View Paper titled, Hastelloy ® N for Molten Salt Reactors Used for Power Generation
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Topics: Energy generation, Molten salt reactors, Alloys, Creep, Boilers, China, Coolants, Databases, Design, Engineering prototypes
Proceedings Papers

Current Status of the ASME Materials Properties Database Development

Weiju Ren, Lianshan Lin
Proc. ASME. PVP2017, Volume 1B: Codes and Standards, V01BT01A018, July 16–20, 2017
Publisher: American Society of Mechanical Engineers
Paper No: PVP2017-65754
https://doi.org/10.1115/PVP2017-65754
View Paper titled, Current Status of the ASME Materials Properties Database Development
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Topics: Databases, Materials properties, ASME Standards, ASME Boiler and Pressure Vessel Code, Computer software, Engineering standards, Warehouses
Proceedings Papers

The Significance of the Tertiary Creep Criterion in Setting Time-Dependent Allowable Stresses

Robert Swindeman, Weiju Ren, Michael J. Swindeman
Proc. ASME. PVP2015, Volume 6B: Materials and Fabrication, V06BT06A059, July 19–23, 2015
Publisher: American Society of Mechanical Engineers
Paper No: PVP2015-45981
https://doi.org/10.1115/PVP2015-45981
View Paper titled, The Significance of the Tertiary Creep Criterion in Setting Time-Dependent Allowable Stresses
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Topics: Creep, Stress, Rupture, Alloys, Databases, Electromagnetic scattering, Temperature
Journal Articles

Status of Alloy 800 H in Considerations for the Gen IV Nuclear Energy Systems

Weiju Ren, Robert Swindeman
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Technology Review
J. Pressure Vessel Technol. October 2014, 136(5): 054001.
Paper No: PVT-11-1075
https://doi.org/10.1115/1.4025093
Published Online: June 24, 2014
View Article titled, Status of Alloy 800 H in Considerations for the Gen IV Nuclear Energy Systems
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Topics: Alloys, Creep, Stress, Temperature, Fatigue, Design, Rupture
Proceedings Papers

Considerations of Alloy N for Fluoride Salt-Cooled High-Temperature Reactor Applications

Weiju Ren, Govindarajan Muralidharan, Dane F. Wilson, David E. Holcomb
Proc. ASME. PVP2011, Volume 6: Materials and Fabrication, Parts A and B, 725-736, July 17–21, 2011
Publisher: American Society of Mechanical Engineers
Paper No: PVP2011-57029
https://doi.org/10.1115/PVP2011-57029
View Paper titled, Considerations of Alloy N for Fluoride Salt-Cooled High-Temperature Reactor Applications
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Topics: Alloys, High temperature, Temperature, Coolants, Containment, Design, Fluids, Nuclear reactors, Stability, Thermal efficiency
Journal Articles

Effective Materials Property Information Management for the 21st Century

Weiju Ren, David Cebon, Steven M. Arnold
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Technology Review
J. Pressure Vessel Technol. August 2011, 133(4): 044002.
https://doi.org/10.1115/1.4002925
Published Online: May 17, 2011
View Article titled, Effective Materials Property Information Management for the 21st Century
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Topics: Databases, Design, Materials properties, Computer software, Computer-aided engineering
Proceedings Papers

A Review of Alloy 800H for Applications in the Gen IV Nuclear Energy Systems

Weiju Ren, Robert Swindeman
Proc. ASME. PVP2010, ASME 2010 Pressure Vessels and Piping Conference: Volume 6, Parts A and B, 821-836, July 18–22, 2010
Publisher: American Society of Mechanical Engineers
Paper No: PVP2010-25278
https://doi.org/10.1115/PVP2010-25278
View Paper titled, A Review of Alloy 800H for Applications in the Gen IV Nuclear Energy Systems
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Topics: Alloys, Nuclear power, Design, Industrial research, Mechanical behavior, Nuclear power stations, Temperature
Proceedings Papers

Considerations of Alloy 617 Application in the Gen IV Nuclear Reactor Systems: Part II—Metallurgical Property Challenges

Weiju Ren
Proc. ASME. PVP2009, Volume 6: Materials and Fabrication, Parts A and B, 831-843, July 26–30, 2009
Publisher: American Society of Mechanical Engineers
Paper No: PVP2009-78146
https://doi.org/10.1115/PVP2009-78146
View Paper titled, Considerations of Alloy 617 Application in the Gen IV Nuclear Reactor Systems: Part II—Metallurgical Property Challenges
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Topics: Alloys, Nuclear reactors, Mechanical properties, Hazards, High temperature, Industrial research, Oxidation, Stability
Proceedings Papers

Effective Materials Property Information Management for the 21 st Century

Weiju Ren, David Cebon, Steven M. Arnold
Proc. ASME. PVP2009, Volume 6: Materials and Fabrication, Parts A and B, 1551-1560, July 26–30, 2009
Publisher: American Society of Mechanical Engineers
Paper No: PVP2009-77314
https://doi.org/10.1115/PVP2009-77314
View Paper titled, Effective Materials Property Information Management for the 21 st Century
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Topics: Advanced materials, Anisotropy, Computer software, Computer-aided engineering, Constitutive equations, Databases, Economics , Errors, Fuels, Maintenance
Proceedings Papers

Considerations of Alloy 617 Application in the Gen IV Nuclear Reactor Systems: Part I—Mechanical Property Challenges

Weiju Ren
Proc. ASME. PVP2009, Volume 6: Materials and Fabrication, Parts A and B, 781-794, July 26–30, 2009
Publisher: American Society of Mechanical Engineers
Paper No: PVP2009-77313
https://doi.org/10.1115/PVP2009-77313
View Paper titled, Considerations of Alloy 617 Application in the Gen IV Nuclear Reactor Systems: Part I—Mechanical Property Challenges
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Topics: Alloys, Mechanical properties, Nuclear reactors, Creep, High temperature, Electromagnetic scattering, Industrial research
Proceedings Papers

Preliminary Consideration of Alloys 617 and 230 for Generation IV Nuclear Reactor Applications

Weiju Ren, Robert Swindeman
Proc. ASME. PVP2007, Volume 6: Materials and Fabrication, 371-384, July 22–26, 2007
Publisher: American Society of Mechanical Engineers
Paper No: PVP2007-26091
https://doi.org/10.1115/PVP2007-26091
View Paper titled, Preliminary Consideration of Alloys 617 and 230 for Generation IV Nuclear Reactor Applications
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Topics: Alloys, Generation IV reactors, Nuclear reactors, Mechanical behavior, Modeling, Stability, Temperature