NDT inspection Dye Penetran Test (PT)

- If applied correctly, liquid penetrant testing offers a fast, cheap and relatively simple means of surface inspection, making it attractive to a number of industries.
- Currently, TTA has been applying this method to detect surface-breaking flaws of cylinder, pressure vessels, boilers as well as steel structure after being heat treated or to test cracks during using process with techniques as below:
+ Visible dye penetrant testing
+ Fluorescent penetrant testing.