Jun 25, 2024  
2023-2024 College Catalog 
    
2023-2024 College Catalog [ARCHIVED CATALOG]

NDT 207 - Radiographic Testing (RT) Level II

3 Credits, 3 Contact Hours
3 lecture periods 0 lab periods

Introduces the principles used to effectively perform film interpretation. Includes determining film quality, analyzing the image, and reporting the results. Also includes an emphasis on the interpretation of discontinuities typically found in weldments.

Prerequisite(s): NDT 107  
Button linking to AZ Transfer course equivalency guide  

Course Learning Outcomes
  1. Demonstrate proficient knowledge of radiographic testing.
  2. Demonstrate proficient knowledge of the types of radiation.
  3. Demonstrate proficient knowledge of how to set up and calibrate NDT equipment.
  4. Demonstrate proficient knowledge of radiographic testing applications in industry.

Outline:
  1. Dark Room Facilities, Techniques, and Processing
    1. Facilities and equipment
    2. Film loading
    3. Protection of film in storage
    4. Processing of film
    5. Automatic film processing
    6. Film filling and storage
    7. Unsatisfactory radiographs
    8. Film density
  2. Indications, Discontinuities, and Defects
    1. Indications
    2. Discontinuities
    3. Defects
  3. Manufacturing Process and Associated Discontinuities
    1. Casting processes and associated discontinuities
    2. Wrought processes
    3. Welding process
  4. Radiographic Safety Principles
    1. Controlling personnel exposure
    2. Time, distance, shielding concepts
    3. As low as reasonably achievable (ALARA) concept
    4. Radiation detection equipment
    5. Exposure device operating characteristics
  5. Radiographic Viewing
    1. Film illuminator requirements
    2. Background lighting
    3. Multiple composite viewing
    4. IQI placement
    5. Personnel dark adaptation
    6. Film identification
    7. Location markers
    8. Film density measurements
    9. Film artifacts
  6. Application Techniques
    1. Multiple film techniques
    2. Enlargement and projection
    3. Geometric relationship
    4. Triangulation method
    5. Localized magnification
    6. Film handling techniques
  7. Evaluation of Castings
    1. Casting-method
    2. Origin and orientation
    3. Radiographic appearance
    4. Casting codes/standards
    5. Reference radiographs or pictograms
  8. Evaluation of Weldments
    1. Welding discontinuities
    2. Origin and orientation
    3. Radiographic appearance
    4. Welding codes/standards
    5. Reference radiographs or pictograms
  9. Standards, Codes, and Procedures
    1. ASTM standards
    2. Acceptable radiographic techniques
    3. Procedures for radiograph parameter verification
    4. Radiographic reports


Effective Term:
Fall 2023