noun
penetrant inspection; penetrant testing
A nondestructive testing method where a liquid penetrant is applied to a surface to reveal cracks or defects. Used in engineering and quality control.
溶接部の表面欠陥を調べるために浸透探傷検査を実施した。
We performed a penetrant inspection to examine surface defects in the weld.
非破壊検査 is the broader category of nondestructive testing, while 浸透探傷検査 is one specific method within it.
Compound of 浸透 (penetration), 探傷 (flaw detection), and 検査 (inspection). A technical term formed from Sino-Japanese elements.