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Proceedings Papers

Effect of Crack Orientation on Toughness of Contemporary EW Pipe Seam Welds

S. Xu, L. Yang, J. Xue, J. Liang, W. R. Tyson
Proc. ASME. IPC2022, Volume 3: Operations, Monitoring, and Maintenance; Materials and Joining, V003T05A020, September 26–30, 2022
Paper No: IPC2022-80723
DOI: https://doi.org/10.1115/IPC2022-80723
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Topics: Fracture (Materials), Fracture toughness, Pipes, Welded joints
Proceedings Papers

Engineering Approach for Ductile Fracture Arrest Based on CTOA

Su Xu, C. Bassindale, X. Wang, B. W. Williams, W. R. Tyson, C. Guan
Proc. ASME. IPC2022, Volume 3: Operations, Monitoring, and Maintenance; Materials and Joining, V003T05A001, September 26–30, 2022
Paper No: IPC2022-86825
DOI: https://doi.org/10.1115/IPC2022-86825
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Topics: Ductile fracture, Fracture (Materials), Fracture (Process), Pipelines, Steel
Proceedings Papers

Finite Element Analysis to Investigate the Effect of Geometries of DWTT Specimens on the CTOA - An Interim Report

J. Xue, B. Williams, S. Xu, W. R. Tyson
Proc. ASME. PVP2021, Volume 4: Materials and Fabrication, V004T06A002, July 13–15, 2021
Paper No: PVP2021-62285
DOI: https://doi.org/10.1115/PVP2021-62285
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Topics: Damage mechanics, Finite element analysis, Fracture (Materials), Stress, Pipes, Coulombs, Steady state, Tension
Proceedings Papers

Toughness of EW Pipe Seam Welds of Contemporary Steels

S. Xu, A. Laver, J. Liang, W. R. Tyson, S. Matsuno
Proc. ASME. IPC2018, Volume 3: Operations, Monitoring, and Maintenance; Materials and Joining, V003T05A033, September 24–28, 2018
Paper No: IPC2018-78283
DOI: https://doi.org/10.1115/IPC2018-78283
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Topics: Fracture toughness, Pipes, Steel, Welded joints, Databases, Failure, Fractography, Microhardness, Temperature, Testing
Proceedings Papers

CTOA Test Method Using Drop-Weight Tear Test (DWTT): Background and Development of Standard

S. Xu, W. R. Tyson, C. H. M. Simha, M. Gesing, J. Liang
Proc. ASME. IPC2016, Volume 3: Operations, Monitoring and Maintenance; Materials and Joining, V003T05A004, September 26–30, 2016
Paper No: IPC2016-64058
DOI: https://doi.org/10.1115/IPC2016-64058
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Topics: Weight (Mass), Fracture (Materials), Steel, Fracture (Process), Pipes, ASTM International, Crack propagation, Fracture toughness, Pipelines, Damage mechanics
Proceedings Papers

Standardization of SENT (or SE(T)) Fracture Toughness Measurement: Results of a Round Robin on a Draft Test Procedure

Sanjay Tiku, Nick Pussegoda, Morvarid Ghovanlou, W. R. Tyson, Aaron Dinovitzer
Proc. ASME. IPC2016, Volume 2: Pipeline Safety Management Systems; Project Management, Design, Construction and Environmental Issues; Strain Based Design; Risk and Reliability; Northern Offshore and Production Pipelines, V002T06A012, September 26–30, 2016
Paper No: IPC2016-64497
DOI: https://doi.org/10.1115/IPC2016-64497
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Topics: Fracture toughness, Tension, Testing, Base metals, Design, Electrical potential drop techniques, Fracture (Materials), Gages, Heat, Pipelines
Proceedings Papers

Material Assessment of Canadian SAW Line-Pipes

D. K. Mak, W. R. Tyson
Proc. ASME. IPC1998, Volume 2: Design and Construction; Pipeline Automation and Measurement; Environmental Issues; Rotating Equipment Technology, 711-721, June 7–11, 1998
Paper No: IPC1998-2083
DOI: https://doi.org/10.1115/IPC1998-2083
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Topics: Pipes, Steel, Fracture toughness, Grain size, Yield strength, Ferrites (Magnetic materials), Fracture (Materials), Carbon, Displacement, Pipelines
Proceedings Papers

Effects of Hydrostatic Testing on the Growth of Stress-Corrosion Cracks

W. Zheng, W. R. Tyson, R. W. Revie, G. Shen, J. E. M. Braid
Proc. ASME. IPC1998, Volume 1: Risk Assessment and Management; Emerging Issues and Innovative Projects; Operations and Maintenance; Corrosion and Integrity Management, 459-472, June 7–11, 1998
Paper No: IPC1998-2053
DOI: https://doi.org/10.1115/IPC1998-2053
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Topics: Fracture (Materials), Hydrostatic testing, Stress corrosion cracking, Stress, Pipes, Cross section (Physics), Deformation, Residual stresses, Wall thickness, Yield strength
Proceedings Papers

Limit Loads for Pipelines With Axial Surface Flaws

G. Shen, W. R. Tyson
Proc. ASME. IPC1996, Volume 1: Regulations, Codes, and Standards; Current Issues; Materials; Corrosion and Integrity, 277-283, June 9–13, 1996
Paper No: IPC1996-1833
DOI: https://doi.org/10.1115/IPC1996-1833
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Topics: Pipelines, Stress, Collapse, Failure, Strips
Proceedings Papers

Pipeline SCC in Near-Neutral pH Environment: Recent Progress

W. Zheng, R. W. Revie, F. A. MacLeod, W. R. Tyson, G. Shen
Proc. ASME. IPC1996, Volume 1: Regulations, Codes, and Standards; Current Issues; Materials; Corrosion and Integrity, 485-493, June 9–13, 1996
Paper No: IPC1996-1854
DOI: https://doi.org/10.1115/IPC1996-1854
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Topics: Fracture (Materials), Measurement systems, Mechanical properties, Pipelines, Pipes, Pressure, Soil, Steel, Stress, Stress corrosion cracking
Proceedings Papers

Simulation of Ductile Fracture in Pipeline Steels Under Varying Constraint Conditions Using Cohesive Zone Modeling

Shreya Parmar, Xin Wang, Bill (W. R.) Tyson, Su Xu
Proc. ASME. PVP2015, Volume 6B: Materials and Fabrication, V06BT06A043, July 19–23, 2015
Paper No: PVP2015-45873
DOI: https://doi.org/10.1115/PVP2015-45873
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Topics: Ductile fracture, Modeling, Pipelines, Simulation, Steel, Fracture (Materials), Stress, Finite element analysis, Boundary layers, Fracture toughness
Proceedings Papers

Effects of Notch Type and Loading Rate on CTOA of Modern X65 and X70 Pipe Steels

S. Xu, J. Sollen, J. Liang, R. Zavadil, W. R. Tyson
Proc. ASME. IPC2014, Volume 3: Materials and Joining; Risk and Reliability, V003T07A012, September 29–October 3, 2014
Paper No: IPC2014-33334
DOI: https://doi.org/10.1115/IPC2014-33334
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Topics: Pipes, Steel, Databases, Fracture (Materials), Fracture toughness, Pipelines, American Petroleum Institute, ASTM International, Carbon dioxide, Ductile fracture
Proceedings Papers

Simulation of Ductile Crack Propagation in Pipeline Steels Using Cohesive Zone Modeling

Andrew Dunbar, Xin Wang, Bill (W. R. ) Tyson, Su Xu
Proc. ASME. PVP2012, Volume 6: Materials and Fabrication, Parts A and B, 917-926, July 15–19, 2012
Paper No: PVP2012-78091
DOI: https://doi.org/10.1115/PVP2012-78091
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Topics: Ductile fracture, Modeling, Pipelines, Simulation, Steel, Fracture (Materials), Separation (Technology), Fracture toughness, Pipes, Structural steel
Proceedings Papers

ECA by Failure Assessment Diagram: Case Studies

W. R. Tyson, S. Xu, I. Ward, D.-M. Duan, D. Horsley
Proc. ASME. IPC2012, Volume 3: Materials and Joining, 139-147, September 24–28, 2012
Paper No: IPC2012-90140
DOI: https://doi.org/10.1115/IPC2012-90140
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Topics: Failure, Pipelines
Proceedings Papers

Microstructure and Properties of High Strength Steel Weld Metals

J. A. Gianetto, G. R. Goodall, W. R. Tyson, F. Fazeli, M. A. Quintana, V. B. Rajan, Y. Chen
Proc. ASME. IPC2012, Volume 3: Materials and Joining, 515-526, September 24–28, 2012
Paper No: IPC2012-90526
DOI: https://doi.org/10.1115/IPC2012-90526
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Topics: High strength steel, Metals, Cooling, Fracture toughness, Welded joints, Construction, Gas metal arc welding, Joining, Pipelines, Pipes
Proceedings Papers

Measurement of CTOA of Pipe Steels Using MDCB and DWTT Specimens

S. Xu, W. R. Tyson, R. Eagleson, C. N. McCowan, E. S. Drexler, J. D. McColskey, Ph. P. Darcis
Proc. ASME. IPC2010, 2010 8th International Pipeline Conference, Volume 2, 269-278, September 27–October 1, 2010
Paper No: IPC2010-31076
DOI: https://doi.org/10.1115/IPC2010-31076
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Topics: Pipes, Steel
Proceedings Papers

Fracture Toughness Evaluation of High Strength Steel Pipe

G. Shen, R. Bouchard, J. A. Gianetto, W. R. Tyson
Proc. ASME. PVP2008, Volume 6: Materials and Fabrication, Parts A and B, 1275-1282, July 27–31, 2008
Paper No: PVP2008-61100
DOI: https://doi.org/10.1115/PVP2008-61100
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Topics: Fracture toughness, High strength steel, Pipes, Fracture (Materials), Stress, Tension, Displacement
Proceedings Papers

CTOA Measurement of Pipe Steels Using DWTT Specimen

S. Xu, W. R. Tyson
Proc. ASME. IPC2008, 2008 7th International Pipeline Conference, Volume 3, 29-38, September 29–October 3, 2008
Paper No: IPC2008-64060
DOI: https://doi.org/10.1115/IPC2008-64060
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Topics: Ductile fracture, Fracture toughness, Pipes, Steel
Proceedings Papers

Characterization of the Microstructure and Toughness of DSAW and ERW Seam Welds of Older Linepipe Steels

J. A. Gianetto, D. K. Mak, R. Bouchard, S. Xu, W. R. Tyson
Proc. ASME. IPC2002, 4th International Pipeline Conference, Parts A and B, 1699-1710, September 29–October 3, 2002
Paper No: IPC2002-27157
DOI: https://doi.org/10.1115/IPC2002-27157
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Topics: Fracture toughness, Steel, Welded joints, Fracture (Materials), Base metals, Metals, Pipes, Electrical resistance, Fracture (Process), Heat
Proceedings Papers

Fracture Toughness Testing of Pipeline Girth Welds

G. Shen, J. A. Gianetto, R. Bouchard, J. T. Bowker, W. R. Tyson
Proc. ASME. IPC2004, 2004 International Pipeline Conference, Volumes 1, 2, and 3, 1625-1634, October 4–8, 2004
Paper No: IPC2004-0320
DOI: https://doi.org/10.1115/IPC2004-0320
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Topics: Fracture toughness, Pipelines, Testing, Welded joints, ASTM International, Clocks, Compression, Fatigue cracks, Metals, Steel