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Proceedings Papers

Study on Fracture Behavior and Assessment for Dissimilar Metal Weld of Low Alloy Steel and Ni-Base Alloy Weld Using a BWR Reactor Pressure Vessel Material

Takahiro Hayashi, Takuya Ogawa, Shuichi Yoshida, Masao Itatani, Yasuhiro Hattori, Tetsushi Yamaoka, Shigeaki Tanaka, Toshiyuki Saito

Proc. ASME. PVP2021, Volume 4: Materials and Fabrication, V004T06A047, July 13–15, 2021

Paper No: PVP2021-61467

DOI: https://doi.org/10.1115/PVP2021-61467

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Topics: Alloy steel, Alloys, Boiling water reactors, Fracture (Materials), Fracture mechanics, Fracture toughness, Metals, Reactor vessels, Stress corrosion cracking

Proceedings Papers

SCC Growth Prediction for Surface Crack in Welded Joint Using Advanced FEA

Takuya Ogawa, Masao Itatani, Takahiro Hayashi, Toshiyuki Saito

Proc. ASME. PVP2020, Volume 6: Materials and Fabrication, V006T06A080, August 3, 2020

Paper No: PVP2020-21670

DOI: https://doi.org/10.1115/PVP2020-21670

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Topics: Finite element analysis, Surface cracks, Welded joints, Fracture (Materials), Fracture (Process), Shapes, Fitness-for-service, Metals, Stainless steel, Base metals

Proceedings Papers

SCC Crack Growth Analysis for a Dissimilar Metal Weld Using Advanced FEA

Takuya Ogawa, Masao Itatani, Takahiro Hayashi, Toshiyuki Saito

Proc. ASME. PVP2018, Volume 6A: Materials and Fabrication, V06AT06A001, July 15–20, 2018

Paper No: PVP2018-84513

DOI: https://doi.org/10.1115/PVP2018-84513

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Topics: Finite element analysis, Fracture (Materials), Metals, Boiling water reactors, Fitness-for-service, Japan Society of Mechanical Engineers, Pressurized water reactors, Stress corrosion cracking, Anisotropy, Finite element model

Proceedings Papers

Proposal of Common Rules for Fatigue Crack Growth Law of the JSME Rules on Fitness-for-Service

Kiminobu Hojo, Masao Itatani, Taku Arai

Proc. ASME. PVP2015, Volume 1A: Codes and Standards, V01AT01A035, July 19–23, 2015

Paper No: PVP2015-45355

DOI: https://doi.org/10.1115/PVP2015-45355

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Topics: Fatigue cracks, Fitness-for-service, Japan Society of Mechanical Engineers, Fracture (Materials), JSME Standards, Pressurized water reactors

Proceedings Papers

Evaluation of Crack Growth of Ni-Base Alloys Under Long Term Cyclic Loading in BWR Environment

Masao Itatani, Takuya Ogawa

Proc. ASME. PVP2015, Volume 1A: Codes and Standards, V01AT01A036, July 19–23, 2015

Paper No: PVP2015-45458

DOI: https://doi.org/10.1115/PVP2015-45458

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Topics: Alloys, Boiling water reactors, Fracture (Materials), Stress, Base metals, Fatigue, Fatigue cracks, Metals, Heat, Stainless steel

Proceedings Papers

Study on the Failure Assessment of Small Diameter Pipe With Circumferential Crack Under Monotonic and Cyclic Multi-Axial Loading

Masao Itatani, Toshiyuki Saito, Yoshiaki Akiniwa, Keita Naito

Proc. ASME. PVP2014, Volume 6A: Materials and Fabrication, V06AT06A012, July 20–24, 2014

Paper No: PVP2014-28386

DOI: https://doi.org/10.1115/PVP2014-28386

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Topics: Failure, Fracture (Materials), Pipes, Stress, Torque, Carbon steel, Flow (Dynamics)

Proceedings Papers

Revision of Flaw Evaluation Methods of Pipes Having a Circumferential Flaw in JSME Fitness-for-Service Codes

Hideo Machida, Masao Itatani, Masayuki Kamaya

Proc. ASME. PVP2014, Volume 1: Codes and Standards, V001T01A099, July 20–24, 2014

Paper No: PVP2014-29053

DOI: https://doi.org/10.1115/PVP2014-29053

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Topics: Evaluation methods, Fitness-for-service, Japan Society of Mechanical Engineers, Pipes, Fracture (Materials), Stress, Design, Collapse, Deformation, Flow (Dynamics)

Proceedings Papers

Technical Basis of Fatigue Crack Growth Rate Curve for Ni-Base Alloy in BWR Water Environment

Takuya Ogawa, Masao Itatani, Toshiyuki Saito, Hiroshi Nagase, Satoru Aoike, Hideki Yoneda

Proc. ASME. ICONE22, Volume 1: Plant Operations, Maintenance, Engineering, Modifications, Life Cycle and Balance of Plant; Nuclear Fuel and Materials; Plant Systems, Structures and Components; Codes, Standards, Licensing and Regulatory Issues, V001T07A017, July 7–11, 2014

Paper No: ICONE22-31143

DOI: https://doi.org/10.1115/ICONE22-31143

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Topics: Alloys, Boiling water reactors, Fatigue cracks, Water, Stress, Fitness-for-service, Corrosion, Fracture (Materials), Japan Society of Mechanical Engineers, ASTM International

Proceedings Papers

Plan and Status of Development of Design Fatigue Curves: Phase 1

Seiji Asada, Akihiko Hirano, Masao Itatani, Munehiro Yasuda, Takehiko Sera, Hideo Kobayashi

Proc. ASME. PVP2013, Volume 1A: Codes and Standards, V01AT01A026, July 14–18, 2013

Paper No: PVP2013-97767

DOI: https://doi.org/10.1115/PVP2013-97767

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Topics: Design, Fatigue, Alloy steel, Carbon steel, Nuclear power, Stainless steel, Welding

Proceedings Papers

Development of Load Multipliers (Z-Factors) in Elastic-Plastic Fracture Mechanics Evaluation in Rules on Fitness-for-Service for Nuclear Power Plants

Seiji Asada, Masao Itatani, Naoki Miura, Hideo Machida

Proc. ASME. PVP2012, Volume 1: Codes and Standards, 773-781, July 15–19, 2012

Paper No: PVP2012-78021

DOI: https://doi.org/10.1115/PVP2012-78021

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Topics: Fitness-for-service, Fracture mechanics, Nuclear power stations, Stress, Pipes, Stainless steel, Steel, Boilers, Fracture (Materials), Fracture (Process)

Proceedings Papers

Re-Evaluation of Fatigue Crack Growth Curve for Austenitic Stainless Steels in BWR Environment

Masao Itatani, Takuya Ogawa, Chihiro Narazaki, Toshiyuki Saito

Proc. ASME. PVP2012, Volume 1: Codes and Standards, 631-636, July 15–19, 2012

Paper No: PVP2012-78026

DOI: https://doi.org/10.1115/PVP2012-78026

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Topics: Boiling water reactors, Fatigue cracks, Stainless steel, JSME Standards, Pressurized water reactors, Steel, Alloys, ASME Boiler and Pressure Vessel Code, Fitness-for-service, Fracture (Materials)

Proceedings Papers

Fracture Assessment of Pipes Having Multiple Flaws Based on Ramberg–Osgood-Type Stress–Strain Relationships

Hideo Machida, Tetsuya Hamanaka, Yoshiaki Takahashi, Katsumasa Miyazaki, Fuminori Iwamatsu, Koichi Saito, Masao Itatani, Chihiro Narazaki, Kiminobu Hojo

Proc. ASME. PVP2011, Volume 1: Codes and Standards, 487-493, July 17–21, 2011

Paper No: PVP2011-57859

DOI: https://doi.org/10.1115/PVP2011-57859

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Topics: Fracture (Materials), Pipes, Stress-strain relations, Fracture toughness, Stress, Stress concentration, Fitness-for-service, Flow (Dynamics), Stress-strain curves, Ductility

Proceedings Papers

Technical Basis of Fatigue Crack Growth Rate Curve for Ni-Base Alloy Weld Metal in Air Environment

Takuya Ogawa, Chihiro Narazaki, Masao Itatani, Akihiko Hirano, Hiroshi Nagase, Hideki Yoneda

Proc. ASME. PVP2011, Volume 1: Codes and Standards, 875-882, July 17–21, 2011

Paper No: PVP2011-57219

DOI: https://doi.org/10.1115/PVP2011-57219

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Topics: Alloys, Fatigue cracks, Metals, Fitness-for-service, Boiling water reactors, Japan Society of Mechanical Engineers, Maintenance, Stress, Temperature, Fracture (Materials)

Proceedings Papers

Fatigue Behavior of Circumferentially Notched Round Bars of Austenitic Stainless Steel Under Torsional and Axial Loads

Masao Itatani, Keisuke Tanaka, Isao Ohkawa, Takehisa Yamada, Toshiyuki Saito

Proc. ASME. PVP2010, ASME 2010 Pressure Vessels and Piping Conference: Volume 1, 423-431, July 18–22, 2010

Paper No: PVP2010-25472

DOI: https://doi.org/10.1115/PVP2010-25472

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Topics: Fatigue, Stainless steel, Stress, Stress concentration, Tension, Torsion, Fatigue life, Fracture (Materials), Crack propagation, Electric potential

Proceedings Papers

Fracture Assessment for Butt Welded Plate of Ni-Based Alloy

Masao Itatani, Takuya Ogawa, Toshiyuki Saito, Chihiro Narazaki, Kazuo Ogawa

Proc. ASME. PVP2010, ASME 2010 Pressure Vessels and Piping Conference: Volume 1, 911-916, July 18–22, 2010

Paper No: PVP2010-25645

DOI: https://doi.org/10.1115/PVP2010-25645

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Topics: Alloys, Fracture (Materials), Stress, Fracture (Process), Collapse, Electrical discharge machining, Plates (structures), Fatigue, Flow (Dynamics), Shapes

Proceedings Papers

Fracture Assessment of Austenitic Stainless Steel Piping With Multiple Flaws in Heat-Affected Zone

Chihiro Narazaki, Toshiyuki Saito, Masao Itatani, Takuya Ogawa, Takao Sasayama

Proc. ASME. PVP2010, ASME 2010 Pressure Vessels and Piping Conference: Volume 1, 379-382, July 18–22, 2010

Paper No: PVP2010-25497

DOI: https://doi.org/10.1115/PVP2010-25497

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Topics: Fracture (Materials), Fracture (Process), Heat, Pipes, Stainless steel, Carbon, Fitness-for-service, JSME Standards, Nuclear power stations, Stress

Proceedings Papers

Evaluation of Fracture Characteristics of Ni-Base Weld Metal for BWR Components

Masao Itatani, Toshiyuki Saito, Takahiro Hayashi, Chihiro Narazaki, Kazuo Ogawa, Masaaki Kikuchi

Proc. ASME. PVP2009, Volume 1: Codes and Standards, 419-427, July 26–30, 2009

Paper No: PVP2009-77720

DOI: https://doi.org/10.1115/PVP2009-77720

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Topics: Boiling water reactors, Fracture (Materials), Fracture (Process), Metals, Stress, Alloys, Ductile fracture, Flow (Dynamics), Fracture toughness, Temperature

Proceedings Papers

Fracture Assessment of Austenitic Stainless Steel Piping With Twin Flaws in TIG Weld

Masao Itatani, Chihiro Narazaki, Takahiro Hayashi, Toshiyuki Saito, Takuya Ogawa

Proc. ASME. PVP2009, Volume 1: Codes and Standards, 215-221, July 26–30, 2009

Paper No: PVP2009-77717

DOI: https://doi.org/10.1115/PVP2009-77717

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Topics: Fracture (Materials), Pipes, Stainless steel, Stress, Fracture (Process), Boiling water reactors, Electrical discharge machining, Base metals, Failure, Metals

Proceedings Papers

Evaluation for Environmental Fatigue of Notched Specimen of Ni-Base Alloy

Masao Itatani, Katsumi Sakaguchi, Toshiyuki Saito, Takahiro Hayashi

Proc. ASME. PVP2007, Volume 1: Codes and Standards, 213-218, July 22–26, 2007

Paper No: PVP2007-26379

DOI: https://doi.org/10.1115/PVP2007-26379

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Topics: Alloys, Fatigue, Water, Fatigue life, Stress, Finite element methods, Fatigue testing, High temperature, Carbon steel, Crack propagation

Proceedings Papers

Fracture Assessment for Weldment of Piping for BWR Reactor Internal With Circumferential Through Wall Crack

Masao Itatani, Yasushi Kanazawa, Norihiko Tanaka, Chikashi Shitara, Yusuke Nakagawa

Proc. ASME. PVP2008, Volume 1: Codes and Standards, 405-409, July 27–31, 2008

Paper No: PVP2008-61426

DOI: https://doi.org/10.1115/PVP2008-61426

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Topics: Boiling water reactors, Fracture (Materials), Pipes, Stress, Fitness-for-service, Japan Society of Mechanical Engineers, JSME Standards, Finite element methods, Finite element model, Fracture mechanics

Journal citation

NARROW

Study on Fracture Behavior and Assessment for Dissimilar Metal Weld of Low Alloy Steel and Ni-Base Alloy Weld Using a BWR Reactor Pressure Vessel Material

SCC Growth Prediction for Surface Crack in Welded Joint Using Advanced FEA

SCC Crack Growth Analysis for a Dissimilar Metal Weld Using Advanced FEA

Proposal of Common Rules for Fatigue Crack Growth Law of the JSME Rules on Fitness-for-Service

Evaluation of Crack Growth of Ni-Base Alloys Under Long Term Cyclic Loading in BWR Environment

Study on the Failure Assessment of Small Diameter Pipe With Circumferential Crack Under Monotonic and Cyclic Multi-Axial Loading

Revision of Flaw Evaluation Methods of Pipes Having a Circumferential Flaw in JSME Fitness-for-Service Codes

Technical Basis of Fatigue Crack Growth Rate Curve for Ni-Base Alloy in BWR Water Environment

Plan and Status of Development of Design Fatigue Curves: Phase 1

Development of Load Multipliers (Z-Factors) in Elastic-Plastic Fracture Mechanics Evaluation in Rules on Fitness-for-Service for Nuclear Power Plants

Re-Evaluation of Fatigue Crack Growth Curve for Austenitic Stainless Steels in BWR Environment

Fracture Assessment of Pipes Having Multiple Flaws Based on Ramberg–Osgood-Type Stress–Strain Relationships

Technical Basis of Fatigue Crack Growth Rate Curve for Ni-Base Alloy Weld Metal in Air Environment

Fatigue Behavior of Circumferentially Notched Round Bars of Austenitic Stainless Steel Under Torsional and Axial Loads

Fracture Assessment for Butt Welded Plate of Ni-Based Alloy

Fracture Assessment of Austenitic Stainless Steel Piping With Multiple Flaws in Heat-Affected Zone

Evaluation of Fracture Characteristics of Ni-Base Weld Metal for BWR Components

Fracture Assessment of Austenitic Stainless Steel Piping With Twin Flaws in TIG Weld

Evaluation for Environmental Fatigue of Notched Specimen of Ni-Base Alloy

Fracture Assessment for Weldment of Piping for BWR Reactor Internal With Circumferential Through Wall Crack

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