A Plain-English Guide to Reference Piece Calibration for Machined Bearing Rings
https://immersion-inspection-notes.laurelcurrent.com/posts/making-weld-inspection-safety-work-for-repair-welding-jobs
A Plain-English Guide to Reference Piece Calibration for Machined Bearing Rings Precision rings have curved inner and outer surfaces. A known reference piece helps confirm that the inspection setup can respond as planned