Page 37 - Liquid Penetration Inspection
P. 37

Diploma in Mechanical Engineering (Material)


                                              LIQUID PENETRATION INSPECTION




       www.pis.edu.my


                                               Methods & Techniques





                                               1. Cleaning methods


                                               2. Metal smear

                                               3. Penetrant removal


                                               4. Selection of a developer
            Penetrant systems are classified into four methods of

            excess penetrant removal. These include the

            following:

            1.Method A: Water-Washable


            2.Method B: Post-Emulsifiable, Lipophilic

            3.Method C: Solvent Removable

            4.Method D: Post-Emulsifiable, Hydrophilic








                                                   peneraju • ilmu • sejagat
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