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Proceedings Papers

Approximate Evaluation Method for Crack Growth Rates Under Repeated Large Plastic Deformation

Satoshi Igi, Kentaro Hidaka, Masanori Kawahara
Proc. ASME. IMECE96, Development, Validation, and Application of Inelastic Methods for Structural Analysis and Design, 169-174, November 17–22, 1996
Publisher: American Society of Mechanical Engineers
Paper No: IMECE1996-0571
https://doi.org/10.1115/IMECE1996-0571
View Paper titled, Approximate Evaluation Method for Crack Growth Rates Under Repeated Large Plastic Deformation
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Topics: Deformation, Evaluation methods, Fracture (Materials), Stress, Accidents, Displacement, Earthquakes, Fracture mechanics, Steel, Structural elements (Construction)
Journal Articles

Collapse Limit of Thermally Treated Line Pipe Under Combined External Pressure and Bending Deformation

Takahiro Sakimoto, Hisakazu Tajika, Tsunehisa Handa, Satoshi Igi, Joe Kondo
Journal: Journal of Offshore Mechanics and Arctic Engineering
Publisher: ASME
Article Type: Research Papers
J. Offshore Mech. Arct. Eng. April 2023, 145(2): 021703.
Paper No: OMAE-22-1040
https://doi.org/10.1115/1.4056186
Published Online: November 23, 2022
View Article titled, Collapse Limit of Thermally Treated Line Pipe Under Combined External Pressure and Bending Deformation
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Topics: Collapse, External pressure, Pipes, Pressure, Thermodynamic cycles, Deformation, Testing
Proceedings Papers

Collapse Resistance Under Combined External Pressure and Bending Deformation of Coated Linepipe

Takahiro Sakimoto, Hisakazu Tajika, Tsunehisa Handa, Yoshiaki Murakami, Satoshi Igi, Joe Kondo
Proc. ASME. OMAE2020, Volume 3: Materials Technology, V003T03A004, August 3–7, 2020
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2020-18250
https://doi.org/10.1115/OMAE2020-18250
View Paper titled, Collapse Resistance Under Combined External Pressure and Bending Deformation of Coated Linepipe
Open the PDF for Collapse Resistance Under Combined External Pressure and Bending Deformation of Coated Linepipe in another window
Topics: Collapse, Deformation, External pressure, Pipes, Yield strength, Cycles, Thermodynamic cycles, Water, Heating, Stress
Journal Articles

Brittle Crack Arrestability and Inverse Fracture in DWTT

Takahiro Sakimoto, Toshihiko Amano, Takashi Hiraide, Tetsuya Tagawa, Satoshi Igi, Yasuhiro Shinohara
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. June 2021, 143(3): 031503.
Paper No: PVT-20-1086
https://doi.org/10.1115/1.4048419
Published Online: October 7, 2020
View Article titled, Brittle Crack Arrestability and Inverse Fracture in DWTT
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Topics: Brittleness, Fracture (Materials), Temperature, Shear (Mechanics)
eBook Chapter

DEVELOPMENT OF HIGH STRENGTH HIGH STRAIN LINEPIPE STEELS

Publisher: ASME Press
Published: 2020
ISBN: 9780791861998
Open the PDF for DEVELOPMENT OF HIGH STRENGTH HIGH STRAIN LINEPIPE STEELS in another window
Topics: Steel
eBook Chapter

TENSILE STRAIN CAPACITY AFTER LOCAL BUCKLING OF HIGH STRAIN PIPELINE IN FULL-SCALE BENDING TESTS

Publisher: ASME Press
Published: 2020
ISBN: 9780791861998
Open the PDF for TENSILE STRAIN CAPACITY AFTER LOCAL BUCKLING OF HIGH STRAIN PIPELINE IN FULL-SCALE BENDING TESTS in another window
Topics: Buckling, Pipelines
Proceedings Papers

Development of YS 500MPa Class Thick Steel Plate With Weld Joint CTOD Property for Offshore Structures

Yusuke Terazawa, Katsuyuki Ichimiya, Keiji Ueda, Satoshi Igi, Minoru Suwa, Toshitaka Tanaka, Akiyoshi Tsuji
Proc. ASME. OMAE2019, Volume 4: Materials Technology, V004T03A002, June 9–14, 2019
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2019-95465
https://doi.org/10.1115/OMAE2019-95465
View Paper titled, Development of YS 500MPa Class Thick Steel Plate With Weld Joint CTOD Property for Offshore Structures
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Topics: Offshore structures, Steel
Proceedings Papers

Material Design of Offshore Linepipe Steels for Ultra Deep Water Application

Kyono Yasuda, Junji Shimamura, Satoshi Igi, Ryuji Muraoka
Proc. ASME. OMAE2019, Volume 4: Materials Technology, V004T03A004, June 9–14, 2019
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2019-95863
https://doi.org/10.1115/OMAE2019-95863
View Paper titled, Material Design of Offshore Linepipe Steels for Ultra Deep Water Application
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Topics: Design, Ocean engineering, Steel, Water, Pipes, Collapse, Deformation, Fracture toughness, Yield strength, Mechanical properties
Proceedings Papers

Effect of Notch Type in Drop-Weight Tear Test Specimen on Crack Propagation and Arrest Behavior

Satoshi Igi, Toshihiko Amano, Takahiro Sakimoto, Yasuhiro Shinohara, Tetsuya Tagawa
Proc. ASME. IPC2018, Volume 3: Operations, Monitoring, and Maintenance; Materials and Joining, V003T05A010, September 24–28, 2018
Publisher: American Society of Mechanical Engineers
Paper No: IPC2018-78579
https://doi.org/10.1115/IPC2018-78579
View Paper titled, Effect of Notch Type in Drop-Weight Tear Test Specimen on Crack Propagation and Arrest Behavior
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Topics: Crack propagation, Weight (Mass), Fracture (Materials), Brittleness, Shear (Mechanics), Ambiguity, American Petroleum Institute, Brittle fracture, Hammers, Pipelines
Proceedings Papers

Relationship of Fracture Behaviours Between Full-Scale Pipe Bending and Small-Scale Toughness Tests

Dong-Yeob Park, Hisakazu Tajika, Takahiro Sakimoto, Satoshi Igi, James A. Gianetto, Jie Liang, Jean-Philippe Gravel, Joe Kondo
Proc. ASME. PVP2018, Volume 6B: Materials and Fabrication, V06BT06A050, July 15–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: PVP2018-84138
https://doi.org/10.1115/PVP2018-84138
View Paper titled, Relationship of Fracture Behaviours Between Full-Scale Pipe Bending and Small-Scale Toughness Tests
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Topics: Fracture (Materials), Fracture toughness, Pipe bending, Pipes, Electrical discharge machining, Deformation, Design, Displacement, Heat, Manufacturing
Proceedings Papers

Strain Capacity Investigation on Grade X70 High Strain Line Pipe With Girth Weld

Hisakazu Tajika, Takahiro Sakimoto, Tsunehisa Handa, Satoshi Igi, Rinsei Ikeda, Joe Kondo
Proc. ASME. PVP2018, Volume 6B: Materials and Fabrication, V06BT06A055, July 15–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: PVP2018-85059
https://doi.org/10.1115/PVP2018-85059
View Paper titled, Strain Capacity Investigation on Grade X70 High Strain Line Pipe With Girth Weld
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Topics: Pipes, Buckling, Pipelines, Deformation, Gas metal arc welding, Gas tungsten arc welding, Pipe bending, Base metals, Design, Electrical discharge machining
Journal Articles

Inverse Fracture in DWTT and Brittle Crack Behavior in Large-Scale Brittle Crack Arrest Test

Tetsuya Tagawa, Toshihiko Amano, Takashi Hiraide, Takahiro Sakimoto, Satoshi Igi, Taishi Fujishiro, Takuya Hara, Takehiro Inoue, Shuji Aihara
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. October 2018, 140(5): 051205.
Paper No: PVT-18-1042
https://doi.org/10.1115/1.4040641
Published Online: August 2, 2018
View Article titled, Inverse Fracture in DWTT and Brittle Crack Behavior in Large-Scale Brittle Crack Arrest Test
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Topics: Brittleness, Fracture (Materials), Fracture (Process)
Proceedings Papers

Simulation of Fatigue Crack Initiation in Heat Affected Zone Microstructure Using Crystal-Plasticity Finite Element Method

Takashi Hiraide, Satoshi Igi, Tetsuya Tagawa, Rinsei Ikeda, Seiichiro Tsutsumi
Proc. ASME. PVP2017, Volume 6A: Materials and Fabrication, V06AT06A081, July 16–20, 2017
Publisher: American Society of Mechanical Engineers
Paper No: PVP2017-65947
https://doi.org/10.1115/PVP2017-65947
View Paper titled, Simulation of Fatigue Crack Initiation in Heat Affected Zone Microstructure Using Crystal-Plasticity Finite Element Method
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Topics: Crystals, Fatigue cracks, Finite element methods, Heat, Plasticity, Simulation, Stress, Base metals, Design, Fatigue
Proceedings Papers

Strain Capacity and Deformation Behavior of HFW Linepipe

Satoshi Igi, Satoru Yabumoto, Teruki Sadasue, Hisakazu Tajika, Kenji Oi
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, V002T06A009, September 26–30, 2016
Publisher: American Society of Mechanical Engineers
Paper No: IPC2016-64349
https://doi.org/10.1115/IPC2016-64349
View Paper titled, Strain Capacity and Deformation Behavior of HFW Linepipe
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Topics: Deformation, Compression, Pressure, Earthquake resistant design, Low temperature, Cable reels, Electrical resistance, Fracture toughness, Mechanical properties, Pipes
Proceedings Papers

Analysis of Data From a Full-Scale Burst Test on 1219 mm OD Grade 550 Pipe: Implications for the Prediction of Fracture Velocity

Brian Rothwell, Cindy Guan, Satoshi Igi
Proc. ASME. IPC2016, Volume 3: Operations, Monitoring and Maintenance; Materials and Joining, V003T05A006, September 26–30, 2016
Publisher: American Society of Mechanical Engineers
Paper No: IPC2016-64119
https://doi.org/10.1115/IPC2016-64119
View Paper titled, Analysis of Data From a Full-Scale Burst Test on 1219 mm OD Grade 550 Pipe: Implications for the Prediction of Fracture Velocity
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Topics: Fracture (Materials), Pipes, Fracture toughness, Pressure, Testing, Liquefied natural gas, Piping design, Pressure transducers, Shorelines, Technology management
Proceedings Papers

Investigation of Crack Propagation Characteristics Using Instrumented Charpy and DWT Tests for Full-Scale Burst Tested 1219 mm OD Grade 550 (X80) Linepipe

Satoshi Igi, Cindy Guan, Brian Rothwell, Takashi Hiraide
Proc. ASME. IPC2016, Volume 3: Operations, Monitoring and Maintenance; Materials and Joining, V003T05A007, September 26–30, 2016
Publisher: American Society of Mechanical Engineers
Paper No: IPC2016-64240
https://doi.org/10.1115/IPC2016-64240
View Paper titled, Investigation of Crack Propagation Characteristics Using Instrumented Charpy and DWT Tests for Full-Scale Burst Tested 1219 mm OD Grade 550 (X80) Linepipe
Open the PDF for Investigation of Crack Propagation Characteristics Using Instrumented Charpy and DWT Tests for Full-Scale Burst Tested 1219 mm OD Grade 550 (X80) Linepipe in another window
Topics: Crack propagation, Discrete wavelet transforms, Fracture (Materials), Separation (Technology), Design, Liquefied natural gas, Shorelines, Statistical process control, Technology management, Testing
Proceedings Papers

Experimental Study on Inverse Fracture in Drop-Weight Tear Test and Other Laboratory Test: Current Activities in HLP Committee, Japan, Report 2

Tetsuya Tagawa, Taishi Fujishiro, Toshihiko Amano, Shuji Aihara, Satoshi Igi
Proc. ASME. IPC2016, Volume 3: Operations, Monitoring and Maintenance; Materials and Joining, V003T05A027, September 26–30, 2016
Publisher: American Society of Mechanical Engineers
Paper No: IPC2016-64299
https://doi.org/10.1115/IPC2016-64299
View Paper titled, Experimental Study on Inverse Fracture in Drop-Weight Tear Test and Other Laboratory Test: Current Activities in HLP Committee, Japan, Report 2
Open the PDF for Experimental Study on Inverse Fracture in Drop-Weight Tear Test and Other Laboratory Test: Current Activities in HLP Committee, Japan, Report 2 in another window
Topics: Fracture (Materials), Weight (Mass), Brittleness, Shear (Mechanics), Ambiguity, Brittle fracture, Fractography, Hammers, Statistical process control, Steel
Proceedings Papers

Fracture Behavior in West Jefferson Test Under Low-Temperature Condition for X65 Steel Pipe With High Charpy Energy: Current Activities in HLP Committee, Japan, Report 1

Toshihiko Amano, Satoshi Igi, Takahiro Sakimoto, Takehiro Inoue, Shuji Aihara
Proc. ASME. IPC2016, Volume 3: Operations, Monitoring and Maintenance; Materials and Joining, V003T05A008, September 26–30, 2016
Publisher: American Society of Mechanical Engineers
Paper No: IPC2016-64308
https://doi.org/10.1115/IPC2016-64308
View Paper titled, Fracture Behavior in West Jefferson Test Under Low-Temperature Condition for X65 Steel Pipe With High Charpy Energy: Current Activities in HLP Committee, Japan, Report 1
Open the PDF for Fracture Behavior in West Jefferson Test Under Low-Temperature Condition for X65 Steel Pipe With High Charpy Energy: Current Activities in HLP Committee, Japan, Report 1 in another window
Topics: Fracture (Materials), Low temperature, Pipes, Steel, Fracture (Process), Temperature, Brittleness, Phase transition temperature, Cooling, American Petroleum Institute
Proceedings Papers

Full Scale Reeling Simulation Tests of Girth Welded X60 HFW Linepipe

Teruki Sadasue, Satoshi Igi, Kenji Oi, Satoru Yabumoto
Proc. ASME. OMAE2016, Volume 4: Materials Technology, V004T03A018, June 19–24, 2016
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2016-54678
https://doi.org/10.1115/OMAE2016-54678
View Paper titled, Full Scale Reeling Simulation Tests of Girth Welded X60 HFW Linepipe
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Topics: Simulation, Pipes, Cable reels, Pipelines, Tensile strength, Welded joints, Yield strength, Brittle fracture, Buckling, Coating processes
Proceedings Papers

Deformation Capacity of Weld Seam of the High Quality HFW Linepipe

Satoshi Igi, Satoru Yabumoto, Teruki Sadasue, Hisakazu Tajika, Kenji Oi
Proc. ASME. OMAE2015, Volume 4: Materials Technology, V004T03A003, May 31–June 5, 2015
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2015-42367
https://doi.org/10.1115/OMAE2015-42367
View Paper titled, Deformation Capacity of Weld Seam of the High Quality HFW Linepipe
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Topics: Deformation, Compression, Earthquake resistant design, Low temperature, Pressure, Cable reels, Electrical resistance, Fracture toughness, Mechanical properties, Pipelines