What Can Go Wrong With Probe Frequency Selection in Thin-Wall Metal Tubes-

https://immersion-quality-insights.brightpathdigest.com/posts/immersion-system-costs-for-aerospace-components-steps-for-a-sound-scan

What Can Go Wrong With Probe Frequency Selection in Thin-Wall Metal Tubes? Thin tubes have close front and back surfaces and curved entry paths. Probe frequency affects resolution and how sound travels through a material