Glossary of terms used on this siteThere are 38 entries in this glossary.
Usually used in roll alignment applications. An offset centerline is a line established to the side of a process mill that is parallel to the machine's centerline. It is used as a reference to measure roll parallelism.
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A measure of angle equal to 1/3600th of a degree or 0.00006"/ft (0.005 mm/M).
Theodolites, transits, optical borescopes or any other measuring instrument using optical instruments to measure levelness and straightness.