...; Component co-reliability; Creep; Creep crack growth; Creep crack initiation; Creep rupture time; Error propagation; Failure probability; Fatigue modeling; Fracture mechanics; Minimum time to failure; Multi-scale modeling; Reliability; Tolerance interval theory; Uncertainty analysis. This material...

... ASME Code Section XI fracture mechanics stress intensity factor circumferential flaw finite element Abstract Section XI of the ASME Boiler and Pressure Vessel Code provides analytical evaluation procedures to determine the acceptability of flaws detected during in-service inspection...

... fracture mechanics constraint effect defect assessment brittle-to-ductile transition low alloy steel Abstract Numerous fracture tests have been performed by EDF and Framatome on various specimen’s geometry extracted from a 18MND5 ferritic steel plate, in the brittle-to-ductile...

... fracture mechanics constraint effect flaw assessment brittle-to-ductile transition low alloy steel Abstract Because of the carbon macro-segregation inherent to the large thickness flat component manufacturing, the Fracture Mechanics Assessment (FMA) of the Steam Generator Tube-Sheet...

... frequency response function fracture mechanics crack propagation stress intensity factor Proceedings of the ASME 2024 Pressure Vessels & Piping Conference PVP2024 July 28-August 2, 2024, Bellevue, Washington PVP2024-121741 A THERMAL STRIPING EVALUATION METHODOLOGY FOR NATRIUMTM INTERNAL COMPONENTS...

... Abstract The design and operation of High Pressure / High Temperature (HP/HT) equipment in the oil and gas industry using API 17TR8 drives requirements for fracture mechanics fatigue verifications. The inputs used as part of the fracture mechanics assessment require to be defined in order...

... fatigue fitness for service fracture mechanics hydrogen Proceedings of the ASME 2024 Pressure Vessels & Piping Conference PVP2024 July 28-August 2, 2024, Bellevue, Washington PVP2024-123478 HYDROGEN STORAGE LIFECYCLE ASSESSMENT TJ Prewitt, M.Sc., P.E. DNV Columbus, OH Saba Esmaeely, Ph.D. DNV...

..., external loads due to wave, current, etc.) during drilling, completion, installation, operation, workover, etc. To address the fatigue failure, two types of fatigue assessment are provided in API 17TR8 which are S-N (or e-N) design based and fracture mechanics based. Additionally, fatigue screening...

... fracture mechanics critical crack length leak before break two-phase critical flow stress intensity factors plastic limit load crack opening area crack opening displacement Proceedings of the ASME 2024 Pressure Vessels & Piping Conference PVP2024 July 28-August 2, 2024, Bellevue, Washington...

... analyses, legacy SIF solutions, API 579, and FITNET. These comparisons indicate that the new WF solution compares favorably with results from FE analyses. Finally, we summarize the capabilities of this solution in NASGRO ® . stress-intensity factor fracture mechanics Proceedings of the ASME 2024...

... for fracture assessment analysis in the upper part of the brittle-to-ductile transition for high toughness nuclear vessel low alloy steels. residual stresses fracture mechanics defect assessment brittle-to-ductile transition low alloy steel induction Proceedings of the ASME 2023 Pressure Vessels...

... to the mid-thickness of the plate. The experimental developments confirm the relevance of the thermal cycle defined through the numerical investigation, showing a good reproducibility, and expected residual stresses levels. residual stresses fracture mechanics defect assessment brittle-to-ductile...

... pressure decreases. A model based on fracture mechanics was deployed to predict the blister damage evolution in the plastic liner. The blister damage propagation was evaluated by the stress intensity factor, which is related to the high-pressure hydrogen acting on the cavity. The blister damage evolution...

... (517–1034 bar). ASME Section VIII, Division 3, Article KD-10 has rules for these hydrogen vessels regarding the assessment of life using fracture mechanics. This assessment leverages empirical testing for crack growth rate and determination of the threshold intensity factor for hydrogen assisted...

... for the earliest observed flaw dimensions per the Section XI flaw evaluation procedure as a validation exercise. primary water stress corrosion cracking (PWSCC) alloy 600 CRDM nozzle CEDM nozzle fracture mechanics Section XI IWB-3660 flaw evaluation validation Proceedings of the ASME 2023 Pressure...

.... pipeline integrity stacked cracks crack interaction criteria elastic-plastic FEA fracture mechanics crack mesh Proceedings of the ASME 2023 Pressure Vessels & Piping Conference PVP2023 July 16-21, 2023, Atlanta, Georgia PVP2023-102314 PIPELINE STACKED CRACK INTERACTION BURST PRESSURE ANALYSIS USING...

..., Aurore Parrot2 1Framatome, 1 Place Jean Millier, 92084 Paris la Défense, France 2EDF Les renardières, Département MMC, 77250 Ecuelles, France ABSTRACT In the frame of a Fracture Mechanics Assessement in the perforated part of the steam-generator tubesheet, a defect relying two holes is postulated, which...

... materials. In the light of recent developments in understanding hydrogen degradation mechanisms, it is recognized that alternative design and fabrication technologies can be employed to mitigate the risk of hydrogen embrittlement without such penalties. Using fracture mechanics approaches, it has been...

... is to propose a methodology applicable in Engineering Fracture Mechanics Assessment to gain margins without considering any probability of failure or statistical approach. fracture mechanics constraint effect defect assessment brittle-to-ductile transition low alloy steel Proceedings of the ASME...

... also be considered when inspection strategies and integrity management plans are developed for PSA vessels. The work described in this paper highlights how it is possible to operate PSAs beyond design life by developing inspection plan based on a fracture mechanics approach and basing the underlying...