... is also developed using signal processing ( 10 11 ) and modeling methods ( 12 ). time of flight diffraction (TOFD) weld inspection complex geometry diffraction inspection ultrasonic diffraction ultrasonic materials testing welds 19 10 2008 24 02 2009 27 07 2009...

... ultrasonic diffraction beam steering Welds Ultrasonic Phased Arrays Beam Steering Focusing Electronic Scanning Defect Sizing TOFD Back Diffraction Pressure Vessels Pipelines The petrochemical and other industries use a wide variety of pressure vessels and piping. These vessels...

... 09 02 2005 21 02 2005 thin wall structures cracks pressure vessels inspection ultrasonic diffraction It is often desired to determine the defect size in order to evaluate the residual life of engineering structures, particularly in pressure vessels and mission critical pipes...