Liquid Penetrant Testing Level II Topical Outline
1.0 Review
- 1.1 Basic principles
- 1.2 Process of various methods
- 1.3 Equipment
2.0 Selection of the Appropriate Penetrant Testing Method
- 2.1 Advantages of various methods
- 2.2 Disadvantages of various methods
3.0 Inspection and Evaluation of Indications
- 3.1 General
- 3.1.1 Discontinuities inherent in various materials
- 3.1.2 Reason for indications
- 3.1.3 Appearance of indications
- 3.1.4 Time for indications to appear
- 3,1.5 Persistence of indications
- 3.1.6 Effects of temperature and lighting (white to UV)
- 3.1.7 Effects of metal smearing operations (shot peening, machining, etc.)
- 3.1.8 Preferred sequence for penetrant inspection
- 3.1.9 Part preparation (precleaning, stripping, etc.)
- 3.2.1 Pre-cleaning
- 3.2.2 Penetrant used
- 3.2.3 Prior processing
- 3.2.4 Technique used
- 3.3 Indications from cracks
- 3.3.1 Cracks occurring during solidification
- 3.3.2 Cracks occurring during processing
- 3.3.3 Cracks occurring during service
- 3.4 Indications from porosity
- 3.5 Indications from specific material forms
- 3.51 Forgings
- 3.52 Castings
- 3,5,3 Plate
- 3.5.4 Welds
- 3.5.5 Extrusions
- 3.6 Evaluation of indications
- 3.6.1 True indications
- 3.6.2 False indications
- 3.6.3 Relevant indications
- 3.6.4 Non relevant indications
- 3.6.5 Process Control
a. Controlling process variables
b. Testing and maintenance materials
4.0 Inspection Procedures and Standards
- 4.1 Inspection procedures (minimum requirements)
- 4.2 Standards/codes
- 4.2.1 Applicable methods/processes
- 4.2.2 Acceptance criteria