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Keywords: stress corrosion cracking
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Proceedings Papers

Proc. ASME. PVP2023, Volume 5: Materials & Fabrication, V005T06A062, July 16–21, 2023
Publisher: American Society of Mechanical Engineers
Paper No: PVP2023-107208
... Hayashi1, Shuichi Yoshida1, Masao Itatani1, Toshiyuki Saito1 1Toshiba Energy Systems & Solutions Corporation, Yokohama, Japan ABSTRACT Cases of stress corrosion cracking (SCC) in Ni-base alloy weld metals welded to the low alloy steel (LAS) in reactor pressure vessel (RPV) components have led...
Proceedings Papers

Proc. ASME. PVP2023, Volume 1: Codes & Standards, V001T01A002, July 16–21, 2023
Publisher: American Society of Mechanical Engineers
Paper No: PVP2023-105251
... Engineering, Inc., Reston, VA 2Westinghouse Electric Company, Pittsburgh, PA 3Kinectrics, Toronto, ON Canada 4EPRI, Palo Alto, CA ABSTRACT Nonmandatory Appendix Y of ASME Section XI presents relationships for fatigue crack growth rates and stress corrosion crack growth rates for austenitic stainless steels...
Proceedings Papers

Proc. ASME. PVP2022, Volume 4B: Materials and Fabrication, V04BT06A037, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-85773
... to determine the evolving crack geometry. Thus, by considering reactions inside the crack, a better representation of the species and potential distributions can be obtained. stress corrosion cracking corrosion fatigue multiphysics Proceedings of the ASME 2022 Pressure Vessels & Piping Conference...
Proceedings Papers

Proc. ASME. PVP2022, Volume 4A: Materials and Fabrication, V04AT06A019, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-84697
... Abstract The steam generator (SG) tube is one of the important components in pressurized water reactors. Flaws such as wall-thinning or stress corrosion cracking have been reported in SG tubes. The burst pressure where both the internal and external pressures from the primary and secondary...
Proceedings Papers

Proc. ASME. PVP2020, Volume 8: Operations, Applications, and Components, V008T08A033, August 3, 2020
Publisher: American Society of Mechanical Engineers
Paper No: PVP2020-21045
... Abstract By generating very deep levels of compressive stress, laser peening can eliminate stress corrosion cracking of materials of use in the nuclear industry; tested materials include Alloys N06600 (Inconel 600), N06690 (Inconel 690), N06022 (Alloy C22) and stainless steels K44220 (300M...
Proceedings Papers

Proc. ASME. PVP2020, Volume 6: Materials and Fabrication, V006T06A021, August 3, 2020
Publisher: American Society of Mechanical Engineers
Paper No: PVP2020-21794
... Abstract Stress corrosion cracking (SCC) has been observed in the high-level nuclear waste tanks that were constructed by welding carbon steel plates. This paper aims to establish an ultrasonic inspection system and its fundamental ability for SCC inspection and quantification on thick welded...
Proceedings Papers

Proc. ASME. PVP2019, Volume 5: High-Pressure Technology; Rudy Scavuzzo Student Paper Symposium and 27th Annual Student Paper Competition; ASME Nondestructive Evaluation, Diagnosis and Prognosis Division (NDPD), V005T05A018, July 14–19, 2019
Publisher: American Society of Mechanical Engineers
Paper No: PVP2019-94030
... for service inputs. The overall approach is discussed. stress corrosion cracking fitness for service API 579 autoclave austenitic stainless steel FRACTURE MECHANICS BASED ASSET MANAGEMENT APPROACH IN SCC ENVIRONMENTS David Segletes Structural Integrity Associates Huntersville, NC Christopher...
Proceedings Papers

Proc. ASME. PVP2013, Volume 6B: Materials and Fabrication, V06BT06A062, July 14–18, 2013
Publisher: American Society of Mechanical Engineers
Paper No: PVP2013-97238
... of the stress fields and strongly reduce the computation time. A significant improvement is observed: CPU time is divided by 10 times with this predictive method. Keywords: Finite Element Welding Simulation, Welding, Nickel based alloy, Stress corrosion cracking, Residual stresses, PWR, Simplified method...
Proceedings Papers

Proc. ASME. PVP2012, Volume 6: Materials and Fabrication, Parts A and B, 63-72, July 15–19, 2012
Publisher: American Society of Mechanical Engineers
Paper No: PVP2012-78500
.... It is found that proposed simple method agrees well with FE results. Keywords: stress intensity factor, weld residual stress, cracked pipe, stress corrosion cracking NOMENCLATURE A Area of weld bead Ai coefficient of stress distribution fit of ASME Gi influence coefficient factor I current KI stress intensity...
Proceedings Papers

Proc. ASME. PVP2011, Volume 7: Operations, Applications, and Components, 73-84, July 17–21, 2011
Publisher: American Society of Mechanical Engineers
Paper No: PVP2011-58037
... Laser peening is a technology employed to induce deep levels of plasticity in materials resulting in compressive residual stress to depths of 5mm (0.2 inches) or deeper enabling increased fatigue strength and lifetimes and greatly enhanced resistance to stress corrosion cracking. An advanced...
Proceedings Papers

Proc. ASME. PVP2011, Volume 6: Materials and Fabrication, Parts A and B, 1497-1502, July 17–21, 2011
Publisher: American Society of Mechanical Engineers
Paper No: PVP2011-57506
... stress corrosion cracking numerical welding simulation 1 Copyright © 2011 by ASME Proceedings of the ASME 2011 Pressure Vessels & Piping Division Conference PVP2011 July 17-21, 2011, Baltimore, Maryland, USA PVP2011-57506 ANALYSIS OF RESIDUAL STRESSES IN A PRESSURIZER SURGE NOZZLE WELDMENT...
Proceedings Papers

Proc. ASME. PVP2010, ASME 2010 Pressure Vessels and Piping Conference: Volume 1, 885-896, July 18–22, 2010
Publisher: American Society of Mechanical Engineers
Paper No: PVP2010-25321
... 14 01 2011 Recent discoveries of stress corrosion cracking (SCC) at nickel-based metals in pressurized water reactors (PWRs) and boiling water reactors (BWRs) have raised concerns about safety and integrity of plant components. It has been recognized that welding residual stress...
Proceedings Papers

Proc. ASME. PVP2007, Volume 6: Materials and Fabrication, 833-838, July 22–26, 2007
Publisher: American Society of Mechanical Engineers
Paper No: PVP2007-26119
... in industrial practice. Numerical welding simulation residual stresses stress corrosion cracking Proceedings of PVP 2007: 2007 ASME Pressure Vessels and Piping Conference July 22-26, 2007, San Antonio, Texas, USA H @ As recent research projects indicate, a quantitative assessment of analysis is p...
Proceedings Papers

Proc. ASME. PVP2007, Volume 3: Design and Analysis, 325-328, July 22–26, 2007
Publisher: American Society of Mechanical Engineers
Paper No: PVP2007-26388
... 21 08 2009 The stress corrosion cracking causes of the reboiler served in desulfuration system of a refinery were analyzed. According to visual inspection, chemical composition and metallographic examination, microstructure and ingredients of the fracture analysis by scanning electron...
Proceedings Papers

Proc. ASME. PVP2005, Volume 6: Materials and Fabrication, 709-715, July 17–21, 2005
Publisher: American Society of Mechanical Engineers
Paper No: PVP2005-71781
... much of their ductility and time to failure in the tested environment. Fractographic evaluation by scanning electron microscopy revealed dimple microstructure indicating significant ductility in all three alloys. Stress Corrosion Cracking Nickel base alloys High-Temperature properties 2005...
Proceedings Papers

Proc. ASME. PVP2005, Volume 6: Materials and Fabrication, 23-27, July 17–21, 2005
Publisher: American Society of Mechanical Engineers
Paper No: PVP2005-71406
... 04 08 2008 The susceptibility of Alloy 600 to Primary Water Stress Corrosion Cracking (PWSCC) has proven detrimental to several nuclear power plant components. Repair, modification or replacement of the components to mitigate the effects of PWSCC on Alloy 600 has been deemed necessary...