0475 311 023 contact@nantia.com Largs North, South Australia
NDT RT Radiographic Testing Radiation Safety LMS NANTIA

Radiographic Testing

Covers Introduction To Radiographic Testing through Fluoroscopic Radiography, structured as self-paced LMS lessons with scored assessments.

108 hours total; 15 LMS theory lessons + session test + final assessment
17 Modules
2 Quizzes
English
Online Only (Refresher)

Online Only (Refresher)

Complete this course entirely online at your own pace.

Purchase and start anytime

Course Description

LMS course built from NANTIA lesson plan NAUTD013. Delivers the classroom theory content only; classroom practical sessions, homework, and revision blocks are excluded from LMS modules.

Learning Outcomes

• Introduction To Radiographic Testing • Fluoroscopic Radiography • Apply method principles and equipment requirements • Interpret indications and complete compliant documentation

Course Modules

This lesson introduces industrial radiographic testing (RT) as a volumetric non-destructive testing method and explains the ISO 9712 and SNT-TC-1A certification systems. You will learn how RT fits into the broader NDT framework, the basic radiography workflow, key advantages and limitations, and why radiation safety is such a critical issue. The lesson also explains the roles and responsibilities of Level I, Level II , and Level III personnel under ISO 9712 and SNT-TC-1A. Topics: Introduction to Radiographic testing, ISO 9712/SNT-TC-1A Certification Systems, Advantages and Limitations, Safety overview. Learning outcomes include: Explain what radiographic testing (RT) is and describe the basic radiography process.; List typical applications of RT in industry, with emphasis on welds.; Compare the main advantages and limitations of radiography relative to other NDT methods.; Describe the basic radiation hazards associated with RT and why safety rules are non-negotiable..
This lesson covers the fundamental physics underlying radiographic testing. You will learn about atomic structure, the difference between stable and unstable(radioactive) atoms, how radioisotopes are produced and the concept of radioactive decay. Understanding these principles is essential for comprehending how gamma-ray sources work and why they have the characteristics they do. Topics: Atomic Fundamentals, Radioactive Decay, Radiation Units. Learning outcomes include: Describe the basic structure of an atom including protons, neutrons, and electrons.; Explain the relationship between atomic number, mass number, and isotopes.; Distinguish between stable and unstable (radioactive) atoms.; Describe how radioactive materials are produced through neutron activation and nuclear fission..
This lesson covers the physics of electromagnetic radiation as it applies to industrial radiography. You will learn about the electromagnetic spectrum, the properties of X-rays and gamma rays, and how radiation interacts with matter through processes such as the photoelectric effect, Compton scattering, and pair production. Understanding these interactions is fundamental to controlling radiographic technique and radiation safety. Topics: Nature of X-rays and Gamma rays, Interaction with matter, Attenuation concepts. Learning outcomes include: Describe the electromagnetic spectrum and identify where X-rays and gamma rays are located.; Explain the dual nature of electromagnetic radiation (wave and particle).; Describe the three main interaction mechanisms: photoelectric effect, Compton scattering, and pair production.; Explain the concept of attenuation and factors affecting radiation penetration..
This lesson covers the production of X-rays for industrial radiography and the equipment used to generate and control them. You will learn about X-ray tube construction, the physics of X-ray production, the factors that control X-ray output, and the types of X-ray equipment used in industrial applications. Understanding X-ray equipment is essential for technique selection and achieving required image quality. Topics: X-ray tube operation, Equipment controls, Source requirements. Learning outcomes include: Describe the construction and components of an industrial X-ray tube.; Explain the two mechanisms of X-ray production: Bremsstrahlung and characteristic radiation.; Describe how kVp, mA, and exposure time affect X-ray output.; Explain the concepts of focal spot size, duty cycle, and beam filtration..
This lesson covers gamma-ray sources used in industrial radiography, their characteristics, and the equipment used to deploy them. You will learn about the common radioisotopes used for radiography, their properties, source construction, exposure devices, and the restrictions on source selection. Understanding gamma sources is essential for selecting appropriate techniques and maintaining safety. Topics: Radioisotope characteristics, Approved sources, Exposure devices and safety, Source decay and replacement. Learning outcomes include: Identify the gamma-ray sources approved for use.; Compare the characteristics of Ir-192, Co-60, and Se-75 including half-life, energy, and typical applications.; Describe the construction of sealed sources and exposure devices.; Explain the advantages and limitations of gamma radiography compared to X-ray..
This lesson covers the factors that determine radiographic image quality and how sensitivity is measured and controlled. You will learn about shadow formation, image enlargement and distortion, contrast, definition, geometric unsharpness, and quality level systems. Understanding these concepts is essential for producing radiographs that meet code/standards requirements and allow reliable detection of discontinuities. Topics: Sensitivity factors, Quality levels, Image quality factors, Penetrameter density tolerance. Learning outcomes include: Define radiographic sensitivity and explain how it is measured.; Explain the principles of shadow formation and image distortion.; Calculate shadow enlargement (magnification) and image size.; Distinguish between contrast and definition and their effects on image quality..
This lesson covers penetrameters (also called Image Quality Indicators or IQIs), which are used to verify radiographic technique sensitivity. You will learn about requirements for penetrameter material, dimensions, selection, placement, and the film-side technique. Understanding penetrameter requirements is critical for demonstrating code compliance. Topics: Material groups, Penetrameter types, Selection and placement rules, Shim requirements. Learning outcomes include: Explain the purpose of penetrameters in radiography.; Identify the material groups and select appropriate penetrameters.; Apply rules for penetrameter selection based on thicknesses.; Determine the number and placement of penetrameters..
This lesson covers radiographic film, intensifying screens and processing requirements. Understanding film characteristics, density requirements, characteristic curves and processing is essential for producing radiographs that meet code requirements. This lesson addresses both manual and automatic processing techniques. Topics: Film types, Density requirements, Screen types and selection, Backscatter control. Learning outcomes include: Describe the construction and composition of industrial radiographic film.; Explain how the latent image is formed and made visible.; Interpret characteristic (H&D) curves and use them for film selection.; State film density requirements..
This lesson covers radiographic exposure techniques including single-wall and double-wall methods, exposure charts for X-ray and gamma sources, magnification radiography, source-to-film distance calculations and the specific requirements for different configurations. Understanding these techniques is essential for selecting appropriate setups and meeting code/standards requirements. Topics: Single wall techniques, Double wall techniques, Geometric considerations, Technique selection. Learning outcomes include: Distinguish between single-wall and double-wall exposure techniques.; Apply rules for double-wall viewing limits.; Use X-ray and gamma ray exposure charts to determine technique parameters.; Calculate minimum source-to-film distance (SFD) requirements..
This lesson covers the requirements for darkroom facilities, film handling procedures and film viewing equipment. Proper facilities and handling techniques are essential for producing and interpreting radiographs that meet code requirements. Understanding these requirements ensures consistent, high-quality results and accurate interpretation. This lesson also covers film digitization requirements. Topics: Darkroom requirements, Film processing, Viewing equipment, Viewing environment. Learning outcomes include: Describe the requirements for darkroom facilities.; Explain proper film loading bench setup and cleanliness requirements.; Demonstrate correct procedures for opening film boxes and loading cassettes.; Describe handling techniques for unexposed ("green") film..
This lesson covers the identification and interpretation of discontinuities visible on radiographs. You will learn to recognize common weld discontinuities, understand their origins and radiographic appearances, apply evaluation principles and use triangulation methods to determine discontinuity depth and location. Topics: Weld discontinuities, Radiographic appearance, Interpretation process. Learning outcomes include: Classify discontinuities as inherent, processing, or service-related.; Identify common weld discontinuities and their radiographic appearance.; Distinguish between indications, discontinuities, and defects.; Describe the interpretation process for radiographs..
This lesson covers radiation safety principles for industrial radiography. Understanding radiation hazards, protection methods and regulatory requirements is essential for all RT personnel. Safety training per regulatory jurisdiction is required in addition to technical training. Topics: Radiation effects, Dose limits, ALARA principle, Detection equipment. Learning outcomes include: Describe the biological effects of ionizing radiation.; Apply the three fundamental protection principles: time, distance, shielding.; Explain the ALARA concept and its application.; Describe radiation detection and monitoring equipment..
This lesson covers radiographic work instruction requirements, including minimum content, surface preparation and repair weld requirements. Understanding work instruction requirements ensures consistent, code-compliant radiographic inspections. Topics: Work instruction requirements, Acceptance criteria, Repair weld requirements. Learning outcomes include: List the minimum elements required in a radiographic work instruction.; Describe surface preparation requirements before radiography.; Explain repair weld radiography requirements.; Apply filmless technique restrictions..
This lesson covers the documentation and record-keeping requirements for radiographic testing. Proper documentation provides traceability, demonstrates compliance, and supports acceptance decisions. Understanding these requirements is essential for producing complete, auditable radiographic records. Topics: Film identification, Setup record, Radiographic record, Record maintenance. Learning outcomes include: Describe the film identification requirements.; List the elements required in setup/interpretation records.; Describe the radiographic record requirements.; Explain location marker requirements..
This lesson covers fluoroscopic radiography techniques, equipment, and applications. Fluoroscopy provides real time imaging for inspection applications where dynamic viewing is advantageous. Topics: Film identification, Setup record, Radiographic record, Record maintenance. Learning outcomes include: Describe the principles of fluoroscopic radiography.; Identify the components of fluoroscopic equipment.; Explain dark adaptation and eye sensitivity in fluoroscopic viewing.; Describe scatter radiation control in fluoroscopy..
Scored assessment for Radiographic Testing. Covers the LMS lesson content for this course.
Scored assessment for Radiographic Testing. Covers the LMS lesson content for this course.

Course Approvals & Recognition

Derived from the uploaded NANTIA lesson plan.

Assessment

Scored LMS assessment modules with minimum pass mark of 70.00.
Course
Free
Online Only (Refresher)
Self-paced learning
Lifetime access
Certificate of completion
17 comprehensive modules

30-day money-back guarantee

This course includes:

  • 108 hours total; 15 LMS theory lessons + session test + final assessment of content
  • Access on mobile and desktop
  • Full lifetime access
  • Certificate of completion

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