Practical Limits of Focused Beam Alignment for Cast Aluminium Housings

https://immersion-testing-guide.ironwoodscope.com/posts/a-practical-guide-to-weld-surface-preparation-for-stainless-process-piping

Practical Limits of Focused Beam Alignment for Cast Aluminium Housings Cast housings have pockets, bosses, ribs, and uneven section thickness. A focused transducer can improve response from a limited region when aligned well