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Items to Look For:
Unit age, repair history and date of last load test.
Missing or illegible Markings and Plates.
(Suitable pre-cleaning of the surface is required prior to NDE Inspection. Grit Blasting or other approved alternate.)
MT inspection shall be used for magnetic materials. PT is allowed for non-magnetic materials.

дефектоскопия методом проникающих жидкостей?

Спасибо.