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Proceedings Papers

Revision of Allowable Planar Flaw Tables of ASME B&PV Code Section XI for Ferritic Steel Materials

Pierre Dulieu, Valéry Lacroix, Kunio Hasegawa
Proc. ASME. PVP2023, Volume 1: Codes & Standards, V001T01A044, July 16–21, 2023
Publisher: American Society of Mechanical Engineers
Paper No: PVP2023-103472
https://doi.org/10.1115/PVP2023-103472
View Paper titled, Revision of Allowable Planar Flaw Tables of ASME B&PV Code Section XI for Ferritic Steel Materials
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Topics: Acceptance criteria, ASME Standards, Brittleness, Collapse, Failure, Failure mechanisms, In-service inspection, Safety, Steel, Stress
Proceedings Papers

Towards an Improvement of Allowable Planar Flaws of ASME Code Section XI Acceptance Standards for Ferritic Steel Materials

Valéry Lacroix, Pierre Dulieu, Kunio Hasegawa
Proc. ASME. PVP2023, Volume 1: Codes & Standards, V001T01A043, July 16–21, 2023
Publisher: American Society of Mechanical Engineers
Paper No: PVP2023-103446
https://doi.org/10.1115/PVP2023-103446
View Paper titled, Towards an Improvement of Allowable Planar Flaws of ASME Code Section XI Acceptance Standards for Ferritic Steel Materials
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Topics: Acceptance criteria, ASME Standards, Steel, Flaw detection, Fracture toughness, In-service inspection
Proceedings Papers

Failure Bending Stresses for Small Diameter Thick-Wall Pipes

Yoshihito Yamaguchi, Kunio Hasegawa, Yinsheng Li, Valery Lacroix
Proc. ASME. PVP2022, Volume 1: Codes and Standards, V001T01A035, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-84598
https://doi.org/10.1115/PVP2022-84598
View Paper titled, Failure Bending Stresses for Small Diameter Thick-Wall Pipes
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Topics: Bending (Stress), Collapse, Failure, Pipes, Stainless steel, Stress
Proceedings Papers

Empirical Correction Factor to Estimate the Plastic Collapse Bending Moment of Pipes With Circumferential Surface Flaw

Valéry Lacroix, Kunio Hasegawa, Yinsheng Li, Yoshihito Yamaguchi
Proc. ASME. PVP2022, Volume 1: Codes and Standards, V001T01A038, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-84958
https://doi.org/10.1115/PVP2022-84958
View Paper titled, Empirical Correction Factor to Estimate the Plastic Collapse Bending Moment of Pipes With Circumferential Surface Flaw
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Topics: Collapse, Pipes
Proceedings Papers

Improvement of the ASME B&PV Code Resolution of Nonplanar Flaws in Pressure Retaining Components

Valéry Lacroix, Pierre Dulieu, Kunio Hasegawa, Vratislav Mares
Proc. ASME. PVP2022, Volume 1: Codes and Standards, V001T01A037, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-84957
https://doi.org/10.1115/PVP2022-84957
View Paper titled, Improvement of the ASME B&PV Code Resolution of Nonplanar Flaws in Pressure Retaining Components
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Topics: Pressure, Resolution (Optics), Fracture (Materials), Stress, ASME Standards, Displacement, Fitness-for-service
Journal Articles

Stability of Allowable Flaw Angles for High Toughness Ductile Pipes Subjected to Bending Stress in the ASME Code Section XI

Kunio Hasegawa, Bohumír Strnadel, Yinsheng Li, Valéry Lacroix
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. December 2022, 144(6): 061202.
Paper No: PVT-22-1001
https://doi.org/10.1115/1.4054620
Published Online: June 10, 2022
View Article titled, Stability of Allowable Flaw Angles for High Toughness Ductile Pipes Subjected to Bending Stress in the ASME Code Section XI
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Topics: ASME Standards, Bending (Stress), Collapse, Pipes, Stability, Stress, Fracture toughness
Journal Articles

Allowable Cracks Related to Penetration for Part-Through Cracks in Pipes Subjected to Bending Stresses

Kunio Hasegawa, Yinsheng Li, Bohumír Strnadel, Anees Udyawar
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. October 2022, 144(5): 051305.
Paper No: PVT-21-1175
https://doi.org/10.1115/1.4053482
Published Online: February 14, 2022
View Article titled, Allowable Cracks Related to Penetration for Part-Through Cracks in Pipes Subjected to Bending Stresses
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Topics: Fracture (Materials), Pipes, Stress, Collapse
Proceedings Papers

Improvement and Assessment of the Plastic Collapse Bending Moment Equations in Circumferentially Cracked Pipe

Cécilia Desclaux, Valéry Lacroix, Kunio Hasegawa
Proc. ASME. PVP2021, Volume 1: Codes and Standards, V001T01A023, July 13–15, 2021
Publisher: American Society of Mechanical Engineers
Paper No: PVP2021-61989
https://doi.org/10.1115/PVP2021-61989
View Paper titled, Improvement and Assessment of the Plastic Collapse Bending Moment Equations in Circumferentially Cracked Pipe
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Topics: Collapse, Pipes
Proceedings Papers

Assessment of the Resolution of Nonplanar Flaws in Pressure Retaining Components in Terms of Stress Intensity Factors

Valéry Lacroix, Pierre Dulieu, Kunio Hasegawa
Proc. ASME. PVP2021, Volume 1: Codes and Standards, V001T01A021, July 13–15, 2021
Publisher: American Society of Mechanical Engineers
Paper No: PVP2021-60413
https://doi.org/10.1115/PVP2021-60413
View Paper titled, Assessment of the Resolution of Nonplanar Flaws in Pressure Retaining Components in Terms of Stress Intensity Factors
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Topics: Pressure, Resolution (Optics), Stress, Fitness-for-service, Geometry, Acceptance criteria, Finite element methods, Fracture mechanics, Modeling, Shapes
Journal Articles

Fully Plastic Failure Stresses and Allowable Crack Sizes for Circumferentially Surface-Cracked Pipes Subjected to Tensile Loading

Kunio Hasegawa, David Dvořák, Vratislav Mareš, Bohumir Strnadel, Yinsheng Li
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. February 2022, 144(1): 011303.
Paper No: PVT-20-1284
https://doi.org/10.1115/1.4050321
Published Online: August 4, 2021
View Article titled, Fully Plastic Failure Stresses and Allowable Crack Sizes for Circumferentially Surface-Cracked Pipes Subjected to Tensile Loading
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Topics: Failure, Fracture (Materials), Pipes, Stress, Tension
Journal Articles

A Review of Fatigue Crack Growth Thresholds for Metals in Fitness-for-Service Codes: On the Uncertainty of Using the Thresholds at Negative Stress Ratios

Kunio Hasegawa, Bohumir Strnadel, Vratislav Mareš, David Dvořák, Saburo Usami
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. February 2022, 144(1): 011201.
Paper No: PVT-21-1001
https://doi.org/10.1115/1.4050773
Published Online: August 4, 2021
View Article titled, A Review of Fatigue Crack Growth Thresholds for Metals in Fitness-for-Service Codes: On the Uncertainty of Using the Thresholds at Negative Stress Ratios
Open the PDF for A Review of Fatigue Crack Growth Thresholds for Metals in Fitness-for-Service Codes: On the Uncertainty of Using the Thresholds at Negative Stress Ratios in another window
Topics: Fatigue cracks, Fitness-for-service, Stress, Steel
Proceedings Papers

Assessment of Flaw Interaction Under Combined Tensile and Bending Stresses: Suitability of ASME Code Case N877-1

Pierre Dulieu, Valéry Lacroix, Kunio Hasegawa
Proc. ASME. PVP2020, Volume 1: Codes and Standards, V001T01A050, August 3, 2020
Publisher: American Society of Mechanical Engineers
Paper No: PVP2020-21452
https://doi.org/10.1115/PVP2020-21452
View Paper titled, Assessment of Flaw Interaction Under Combined Tensile and Bending Stresses: Suitability of ASME Code Case N877-1
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Topics: ASME Standards, Bending (Stress), Stress, Fitness-for-service, Membranes, Pressure, Residual stresses, Stress concentration, Welding
Proceedings Papers

Treatment of the Interaction With the Free Surface of the Component for Combined Subsurface Flaws: Technical Basis for Revision of IWA-3300 and Table IWB/IWC-3510-1

Valéry Lacroix, Pierre Dulieu, Kunio Hasegawa, Vratislav Mares
Proc. ASME. PVP2020, Volume 1: Codes and Standards, V001T01A051, August 3, 2020
Publisher: American Society of Mechanical Engineers
Paper No: PVP2020-21455
https://doi.org/10.1115/PVP2020-21455
View Paper titled, Treatment of the Interaction With the Free Surface of the Component for Combined Subsurface Flaws: Technical Basis for Revision of IWA-3300 and Table IWB/IWC-3510-1
Open the PDF for Treatment of the Interaction With the Free Surface of the Component for Combined Subsurface Flaws: Technical Basis for Revision of IWA-3300 and Table IWB/IWC-3510-1 in another window
Topics: Acceptance criteria, Finite element methods, Fitness-for-service, Fracture mechanics, Geometry, Pressure
Proceedings Papers

Allowable External Flaws and Acceptance Standards for High Toughness Ductile Pipes Subjected to Bending Moment and Internal Pressure

Kunio Hasegawa, Yinsheng Li, Valery Lacroix, Vratislav Mares
Proc. ASME. PVP2020, Volume 1: Codes and Standards, V001T01A054, August 3, 2020
Publisher: American Society of Mechanical Engineers
Paper No: PVP2020-21672
https://doi.org/10.1115/PVP2020-21672
View Paper titled, Allowable External Flaws and Acceptance Standards for High Toughness Ductile Pipes Subjected to Bending Moment and Internal Pressure
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Topics: Acceptance criteria, Fracture toughness, Pipes, Pressure, Stress, Failure, ASME Standards
Journal Articles

Fatigue Crack Growth for Ferritic Steel Under Negative Stress Ratio

Yoshihito Yamaguchi, Kunio Hasegawa, Yinsheng Li
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. August 2020, 142(4): 041507.
Paper No: PVT-19-1081
https://doi.org/10.1115/1.4046768
Published Online: April 16, 2020
View Article titled, Fatigue Crack Growth for Ferritic Steel Under Negative Stress Ratio
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Topics: Fatigue cracks, Fracture (Materials), Stress, Steel, ASME Standards
Journal Articles

Application Scope of Limit Load Criterion for Ductile Material Pipes With Circumferentially External Cracks

Kunio Hasegawa, Yinsheng Li, Valery Lacroix, Vratislav Mares
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. June 2020, 142(3): 031506.
Paper No: PVT-19-1184
https://doi.org/10.1115/1.4046055
Published Online: March 18, 2020
View Article titled, Application Scope of Limit Load Criterion for Ductile Material Pipes With Circumferentially External Cracks
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Topics: Collapse, Fracture (Materials), Pipes, Stress
Proceedings Papers

Consideration on Fatigue Crack Growth Thresholds Under Negative Stress Ratio

Kunio Hasegawa, Saburo Usami, Valery Lacroix
Proc. ASME. PVP2019, Volume 1: Codes and Standards, V001T01A004, July 14–19, 2019
Publisher: American Society of Mechanical Engineers
Paper No: PVP2019-93870
https://doi.org/10.1115/PVP2019-93870
View Paper titled, Consideration on Fatigue Crack Growth Thresholds Under Negative Stress Ratio
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Topics: Fatigue cracks, Stress, Fitness-for-service, ASTM International, Fracture (Materials), Testing
Proceedings Papers

Plastic Collapse Stresses for Thick Wall Pipes With External Cracks

Kunio Hasegawa, Yinsheng Li, Valery Lacroix, Vratislav Mares
Proc. ASME. PVP2019, Volume 1: Codes and Standards, V001T01A046, July 14–19, 2019
Publisher: American Society of Mechanical Engineers
Paper No: PVP2019-93482
https://doi.org/10.1115/PVP2019-93482
View Paper titled, Plastic Collapse Stresses for Thick Wall Pipes With External Cracks
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Topics: Collapse, Fracture (Materials), Pipes, Stress, ASME Standards, Bending (Stress), Surface cracks, Wall thickness
Proceedings Papers

A Comparison of Proximity Rules for Surface Planar Flaws

Afaf Bouydo, Pierre Dulieu, Valéry Lacroix, Kunio Hasegawa, Vratislav Mares
Proc. ASME. PVP2019, Volume 1: Codes and Standards, V001T01A047, July 14–19, 2019
Publisher: American Society of Mechanical Engineers
Paper No: PVP2019-93513
https://doi.org/10.1115/PVP2019-93513
View Paper titled, A Comparison of Proximity Rules for Surface Planar Flaws
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Topics: Fitness-for-service, Pipes, Pressure vessels
Proceedings Papers

Generic Proximity Rules for Multiple Radially Oriented Planar Flaws: Technical Basis of Code Case N-877 Revision 1

Pierre Dulieu, Valéry Lacroix, Kunio Hasegawa
Proc. ASME. PVP2019, Volume 1: Codes and Standards, V001T01A049, July 14–19, 2019
Publisher: American Society of Mechanical Engineers
Paper No: PVP2019-93578
https://doi.org/10.1115/PVP2019-93578
View Paper titled, Generic Proximity Rules for Multiple Radially Oriented Planar Flaws: Technical Basis of Code Case N-877 Revision 1
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Topics: Fitness-for-service, Pressure