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Proceedings Papers

Microscopic Analysis of the Initiation of High-Temperature Damage of Ni-Based Heat-Resistant Alloy

Takuya Murakoshi, Ken Suzuki, Isamu Nonaka, Hideo Miura
Proc. ASME. IMECE2016, Volume 9: Mechanics of Solids, Structures and Fluids; NDE, Diagnosis, and Prognosis, V009T12A034, November 11–17, 2016
Paper No: IMECE2016-67599
DOI: https://doi.org/10.1115/IMECE2016-67599
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Topics: Alloys, Damage, Heat, High temperature, Fatigue, Creep, Carbon dioxide, Emissions, Electron backscatter diffraction, Power stations
Proceedings Papers

High Cycle Fatigue Strength of Modified 9Cr-1Mo Steel at Elevated Temperatures

Motoyuki Ochi, Ken Suzuki, Isamu Nonaka, Hideo Miura
Proc. ASME. IMECE2014, Volume 9: Mechanics of Solids, Structures and Fluids, V009T12A023, November 14–20, 2014
Paper No: IMECE2014-36865
DOI: https://doi.org/10.1115/IMECE2014-36865
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Topics: High cycle fatigue, Steel, Temperature, Cycles, Alloys, Fatigue limit, Fatigue strength, Fracture (Materials), Fatigue, Fracture (Process)
Proceedings Papers

High Cycle Fatigue Properties of Modified 9Cr-1Mo Steel at Elevated Temperatures

Yoshiaki Matsumori, Jumpei Nemoto, Yuji Ichikawa, Isamu Nonaka, Hideo Miura
Proc. ASME. IMECE2012, Volume 8: Mechanics of Solids, Structures and Fluids, 85-89, November 9–15, 2012
Paper No: IMECE2012-87329
DOI: https://doi.org/10.1115/IMECE2012-87329
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Topics: High cycle fatigue, Steel, Temperature, Cycles, Alloys, Fatigue limit, Pipes, Fracture (Materials), Fracture (Process), Stress
Proceedings Papers

Creep-Fatigue Damage and Life Evaluation for Boiler Header Stub Weldment

Takuya Ito, Isamu Nonaka, Hideo Umaki, Hidetaka Nishida, Shizuma Shintani
Proc. ASME. PVP2002, New and Emerging Computational Methods: Applications to Fracture, Damage, and Reliability, 33-40, August 5–9, 2002
Paper No: PVP2002-1193
DOI: https://doi.org/10.1115/PVP2002-1193
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Topics: Boilers, Creep, Damage, Fatigue, Fracture (Materials), Microcracks, Welded joints
Proceedings Papers

Characteristics of Repair Welds on Aged 2.25Cr-1Mo Steel for Creep and Creep-Fatigue Applications

Yoshio Takagi, Shigeru Otsuki, Takuya Ito, Isamu Nonaka
Proc. ASME. PVP2004, Fitness for Service, Life Extension, Remediation, Repair, and Erosion/Corrosion Issues for Pressure Vessels and Components, 105-111, July 25–29, 2004
Paper No: PVP2004-2247
DOI: https://doi.org/10.1115/PVP2004-2247
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Topics: Creep, Fatigue, Maintenance, Steel, Welded joints, Metals, Base metals, Ductility, Failure, Finite element analysis
Proceedings Papers

Full Size Internal Pressure Creep Test for Welded P91 Hot Reheat Piping

Isamu Nonaka, Takuya Ito, Fumio Takemasa, Kensuke Saito, Yoshikazu Miyachi, Akigo Fujita
Proc. ASME. PVP2004, Experience With Creep-Strength Enhanced Ferritic Steels and New and Emerging Computational Methods, 65-74, July 25–29, 2004
Paper No: PVP2004-2572
DOI: https://doi.org/10.1115/PVP2004-2572
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Topics: Creep, Pipes, Pressure, Damage, Fracture (Materials), Fracture (Process), Steel
Proceedings Papers

Full Size Internal Pressure Creep Test for Welded P91 Hot Reheat Elbow

Isamu Nonaka, Takuya Ito, Fumio Takemasa, Kensuke Saitou, Yoshikazu Miyachi, Akigo Fujita
Proc. ASME. PVP2004, Experience With Creep-Strength Enhanced Ferritic Steels and New and Emerging Computational Methods, 75-83, July 25–29, 2004
Paper No: PVP2004-2573
DOI: https://doi.org/10.1115/PVP2004-2573
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Topics: Creep, Pressure, Damage, Fracture (Materials), Fracture (Process), Steel
Proceedings Papers

Type IV Creep Damage Analysis for Full Size Component Test on Welded P91 Boiler Hot Reheat Piping

Fumio Takemasa, Isamu Nonaka, Takuya Ito, Kensuke Saitou, Yoshikazu Miyachi, Yukio Kagiya
Proc. ASME. PVP2004, Elevated Temperature Design and Analysis, Nonlinear Analysis, and Plastic Components, 69-74, July 25–29, 2004
Paper No: PVP2004-2261
DOI: https://doi.org/10.1115/PVP2004-2261
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Topics: Boilers, Creep, Damage, Pipes, Finite element methods, Welded joints, Energy generation, Heat, Pressure, Steel
Proceedings Papers

Creep-Fatigue Properties for Repair Welded Joint

Isamu Nonaka, Keiji Kubushiro, Takuya Ito, Yoshio Takagi
Proc. ASME. PVP2006-ICPVT-11, Volume 6: Materials and Fabrication, 373-379, July 23–27, 2006
Paper No: PVP2006-ICPVT-11-93550
DOI: https://doi.org/10.1115/PVP2006-ICPVT-11-93550
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Topics: Creep, Fatigue, Maintenance, Welded joints, Heat, Damage, Deformation, Displacement, Fatigue testing, Metals