NASA NTRS · 19730019787
Liquid penetrants
Abstract
Liquid-penetrant inspection is discussed for surface defects in solids. The principle advantages are considered to be its simplicity and economy. The techniques and penetrants are described along with the developers. Commercially available equipment is also described.
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Pasley, R. L.. 1973-01-01. Liquid penetrants. https://ntrs.nasa.gov/citations/19730019787
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