NDT Training Services by NDT Consulting Group Inc. Level III Instructors

RTFI Course Outline

The following is an example of the topics taught for RTFI. All course outlines can be, and usually are, modified to meet client needs.

Review Of The Radiographic Variables Related To Film Interpretation

 

  • Radiation

  • Energy-vs.-wavelength

  • Intensity

  • Sources (x-ray/gamma-ray)

  • Source to Film Distance

  • Film to Object Distance

  • Source/Target Size

  • Alignment

  • Material

  • Thickness

  • Type (Density)

  • Configuration

  • Process (Castings, Forgings, Welds, etc.)

Film

  • Speed

  • Graininess

  • Handling

  • Screens

  • Density

  • Exposure/Time

  • Fog

  • Density Equation

Radiographic Viewing

  • Film Illuminator requirements

  • High Intensity Illuminator

  • Background Lighting

  • Multiple/composite viewing

  • Penetrameter Placement

  • Film Id

  • Location markers

  • Dark adaptation/visual acuity

  • Densitometer
    Operation
    Calibration
    Maintenance

  • Density Measurements

Radiographic Image Quality

  • Radiographic Contrast

  • Film Contrast

  • Subject Contrast

  • Radiographic Sensitivity

  • Definition

  • Latitude

  • Image Quality Indicators (Penetrameters)
    Types
    Construction
    Materials
    Dimensions
    Identification
    Placement
    Shims

Exposure Techniques

  • Multiple Film

  • Coverage

  • Superimpose

  • Single Wall Exposure - Single Wall View

  • Double Wall Exposure - Single Wall View

  • Double Wall Exposure - Double Wall View

  • Panoramic

Discontinuities

  • Weld

  • Aircraft Assemblies

  • Composites

  • Miscellaneous Products

Radiographic Artifacts

  • Prior to Processing
    Scratches
    Crimp Marks
    Pressure Marks
    Static Marks
    Fog
    Screen Defects
    Light Leaks
    Finger Marks

  • During Processing
    Chemical Spots
    Dirt
    Pi Lines
    Pressure Marks
    Overlap

  • After Processing
    Scratches
    Dirt
    Creases

  • Other

Codes, Procedures, and Written Practices

  • Military Standards (MIL-STD 453, 271, etc.)

  • ASME Section V

  • API 1104

  • AWS D1.1

  • ASTM E94

  • ASTM E142

  • Other

  • Procedures and Written Practices

Radiographic Report Forms

  • Purposes of Report Forms

  • Requirements