About this document
Overview of Liquid Penetrant Inspection by Hamyd is a document available to read on EtoBox.
Liquid penetrant inspection is a nondestructive testing method used to reveal surface-breaking flaws. It works by applying a penetrant that is drawn into flaws by capillary action, then removing excess and applying a developer which draws the penetrant out of flaws to reveal their presence under light. The technique was developed in the early 20th century from methods like using oil and chalk, and has been improved over time through the use of dyes and fluorescent penetrants. It is commonly used to inspect
- Author
- Hamyd
- Language
- EN