How to Plan Liquid Penetrant Examination for Machinery Base Plates
https://weld-inspection-methods.currentvale.com/posts/what-to-check-about-flaw-direction-review-for-bonded-sheets
How to Plan Liquid Penetrant Examination for Machinery Base Plates Machine bases use thick plates and support ribs to hold alignment. Penetrant testing can reveal open-to-surface flaws in suitable nonporous materials