Penetrant Testing | Dye Penetrant Inspection Services | Bangalore, India Penetrant Testing(PT) is also called as Dye Penetrant inspection(DPT) or Fluorescent Inspection FPI Testing in Aerospace is one of the most widely used Non-destructive Evaluation - NDE method. DPT testing is suitable for inspecting steels, aluminium, stainless steels and other materials for surface opened flaws. In brief, ...Penetrant Testing Principle, Types, Techniques and Services Read More »The post Penetrant Testing Principle, Types, Techniques and Services appeared first on Test Lab, NDT Weld Training Course Institute India Bangalore | Trinity NDT.