Page 47 - Liquid Penetration Inspection
P. 47
Diploma in Mechanical Engineering (Material)
LIQUID PENETRATION INSPECTION
www.pis.edu.my
Principles of liquid penetrant inspection
1. Temperature control
2. Penetrant quality control
3. Dwell quality control
4. Emulsifier path quality control
5. Wash quality control
6. Drying process quality control
The wash temperature, pressure and time are three
7. Developer quality control
parameters that are typically controlled in penetrant
inspection process specification. A coarse spray or an
immersion wash tank with air agitation is often used.
peneraju • ilmu • sejagat
