AATA 102A: PENETRANT TESTING LEVEL 1
Foothill College Course Outline of Record
| Heading | Value |
|---|---|
| Effective Term: | Summer 2023 |
| Units: | 1.5 |
| Hours: | 20 lecture per quarter (20 total per quarter) |
| Prerequisite: | This course is limited to students admitted to the Nondestructive Testing Technician Apprenticeship Program. |
| Degree & Credit Status: | Degree-Applicable Credit Course |
| Foothill GE: | Non-GE |
| Transferable: | None |
| Grade Type: | Pass/No Pass Only |
| Repeatability: | Not Repeatable |
Description
This course covers the principles of liquid penetrant testing and prepares students to understand the different products/equipment; select equipment and setup test equipment and area; understand the steps to conduct a test; and become familiar with codes and standards.
Course Objectives
The student will be able to:
- Understand the physical principles and purpose of liquid penetrant testing
- Name and understand the categories of test processes, types of dye, methods of removal, and sensitivity levels
- Select the correct process for testing
- Understand the limitations of liquid penetrant testing
- Perform the basic steps of a test
Course Content
- Principles
- Purpose of liquid penetrant testing
- Physical properties: Wetting ability and contact angle, surface tension, capillary action, reverse capillary action, viscosity
- Visibility of indications: Types, visual indicators
- Categories of test processes
- Types of dye: Type I (Fluorescent), Type II (Visible)
- Methods of removal: Excess penetrant, water washable, emulsifiers, solvent removable
- Sensitivity levels: 1/2 - 4, the appropriate uses
- Limitations
- When liquid penetrant should not be used and why
- Using liquid penetrant with other methods of testing
Lab Content
Not applicable.
Special Facilities and/or Equipment
When taught via Foothill Global Access, on-going access to computer with email software and hardware; email address.
Method(s) of Evaluation
Methods of Evaluation may include but are not limited to the following:
Results of written test
Method(s) of Instruction
Methods of Instruction may include but are not limited to the following:
Discussion
Slideshow
Video
Demonstration
Representative Text(s) and Other Materials
American Society for Nondestructive Testing. Personnel Training Publications: Liquid Penetrant Testing (PT) Classroom Training Book, 2nd ed.. 2019.
This text is still widely used within the industry and is the most current text used for training.
Types and/or Examples of Required Reading, Writing, and Outside of Class Assignments
- Reading: Read Chapter 2, section 2-4
- Writing: Complete Quiz 2 on page 13. Quiz results will be reviewed in class as a group
Discipline(s)
Industrial Maintenance