Date of download: 12/2/2017 Copyright © ASME. All rights reserved. From: Thermal Opening Technique for Nondestructive Evaluation of Closed Cracks J. Pressure Vessel Technol. 2006;129(1):103-108. doi:10.1115/1.2389026 Figure Legend: Fatigue crack observed on the fractured surface
Date of download: 12/2/2017 Copyright © ASME. All rights reserved. From: Thermal Opening Technique for Nondestructive Evaluation of Closed Cracks J. Pressure Vessel Technol. 2006;129(1):103-108. doi:10.1115/1.2389026 Figure Legend: Schematic of change in the contact condition between crack surfaces with change in the thermal stress (T.S.) in the tested plate
Date of download: 12/2/2017 Copyright © ASME. All rights reserved. From: Thermal Opening Technique for Nondestructive Evaluation of Closed Cracks J. Pressure Vessel Technol. 2006;129(1):103-108. doi:10.1115/1.2389026 Figure Legend: Model of angled beam ultrasonic technique
Date of download: 12/2/2017 Copyright © ASME. All rights reserved. From: Thermal Opening Technique for Nondestructive Evaluation of Closed Cracks J. Pressure Vessel Technol. 2006;129(1):103-108. doi:10.1115/1.2389026 Figure Legend: Path of the scattering wave for determining its time-of-flight
Date of download: 12/2/2017 Copyright © ASME. All rights reserved. From: Thermal Opening Technique for Nondestructive Evaluation of Closed Cracks J. Pressure Vessel Technol. 2006;129(1):103-108. doi:10.1115/1.2389026 Figure Legend: Geometry of notched specimen. Units are in mm.
Date of download: 12/2/2017 Copyright © ASME. All rights reserved. From: Thermal Opening Technique for Nondestructive Evaluation of Closed Cracks J. Pressure Vessel Technol. 2006;129(1):103-108. doi:10.1115/1.2389026 Figure Legend: Experimental setup for recording the scattering wave from the end surface of the tested plate. Units are in mm.
Date of download: 12/2/2017 Copyright © ASME. All rights reserved. From: Thermal Opening Technique for Nondestructive Evaluation of Closed Cracks J. Pressure Vessel Technol. 2006;129(1):103-108. doi:10.1115/1.2389026 Figure Legend: Details of ultrasonic testing configuration with thermal opening technique for recording the scattering wave from the closed crack surface. Units are in mm.
Date of download: 12/2/2017 Copyright © ASME. All rights reserved. From: Thermal Opening Technique for Nondestructive Evaluation of Closed Cracks J. Pressure Vessel Technol. 2006;129(1):103-108. doi:10.1115/1.2389026 Figure Legend: The changes in thermal stress in the tested plate obtained by the numerical analysis for various values of D