| METHOD | DURATION | FEES (INR) |
|---|---|---|
| ASNT LEVEL III (BASIC/METHOD PREPARATION TRAINING) | 10–15 Days | 55,000 |
| CSWIP 3.1 | 10–15 Days | 40,000 |
| API (510, 570, 571, 580, 653) | 10–15 Days | 40,000 |
| BGAS PREPARATION TRAINING | 7–10 Days | 40,000 |
| NACE PREPARATION TRAINING | 7–10 Days | 40,000 |
Advanced Non-Destructive Testing (NDT) methods are more sophisticated techniques that offer improved sensitivity, accuracy, or the ability to assess complex structures. These methods are often used where basic NDT methods fall short—such as in high-risk industries (aerospace, nuclear, oil & gas) or for complex geometries and materials.
1. Radiographic Film Interpretation (RTFI)
Radiographic Film Interpretation (RTFI) is a specialized Non-Destructive Testing (NDT) discipline that focuses on analyzing and interpreting radiographic images (film or digital) to detect and evaluate internal flaws in materials such as welds, castings, and components. It requires a trained eye and deep understanding of materials, radiation principles, and defect morphology.
What It Involves:
- Reviewing radiographic films or digital images for quality and compliance
- Identifying and evaluating internal defects like porosity, cracks, slag inclusions, or lack of fusion
- Differentiating between relevant indications and film artifacts or processing errors
- Referencing applicable standards for defect acceptability (e.g., ASME, API, ISO)
- Documenting and reporting results accurately
What You Learn in an RTFI Course
- Principles of radiographic imaging and film processing
- Types and characteristics of discontinuities in welds and castings
- Film viewing techniques, density, and contrast evaluation
- Identification of film artifacts and handling errors
- Acceptance criteria based on industry codes (ASME Section V, API 1104, etc.)
- Reporting techniques and defect classification
RTFI Certification Levels
| Level | Description |
|---|---|
| Level I | Assists in film viewing under supervision; identifies basic image quality issues and obvious defects. |
| Level II | Performs independent film interpretation; evaluates defects and ensures compliance with standards. |
| Level III | Develops interpretation procedures, verifies film quality, and certifies RTFI personnel. |
2. Magnetic Flux Leakage (MFL)
Magnetic Flux Leakage (MFL) is an advanced Non-Destructive Testing (NDT) method primarily used to inspect ferromagnetic materials for surface and near-surface flaws. It is commonly applied in the inspection of pipelines, storage tanks, and steel cables. MFL works by magnetizing a component and detecting flux leakage caused by discontinuities like corrosion, pitting, or cracks.
What It Involves:
- Magnetizing the component using a strong magnetic field
- Detecting leakage fields using sensors (Hall effect sensors or magnetic sensors)
- Recording and analyzing signal responses to identify areas of metal loss or flaws
- Often used with automated scanning tools or robotic crawlers
- Used primarily for corrosion mapping and volumetric defect detection
What You Learn in an MFL Course
- Principles of magnetism and magnetic flux behavior
- Equipment setup and calibration for MFL systems
- Data acquisition, signal processing, and interpretation
- Applications in tank floor and pipeline inspection
- Limitations and influencing factors (lift-off, material thickness, speed)
- Reporting and defect classification
MFL Certification Levels
| Level | Description |
|---|---|
| Level I | Operates MFL equipment under supervision; assists in scanning and data collection. |
| Level II | Performs MFL inspections, interprets data, and supervises Level I technicians. |
| Level III | Develops procedures, interprets complex results, manages programs, and certifies personnel. |
3. Eddy Current Testing (ET)
Eddy Current Testing (ET) is an electromagnetic Non-Destructive Testing (NDT) technique used to detect surface and near-surface defects in conductive materials. It works by inducing circulating electrical currents (eddy currents) in the test piece using a coil, and monitoring changes in impedance caused by discontinuities or material property variations.
What It Involves:
- Generating eddy currents in a conductive material using an alternating current coil
- Monitoring changes in impedance that indicate the presence of cracks, corrosion, or other flaws
- Inspecting materials without direct contact (non-contact method)
- Can be automated or performed manually using portable probes
- Effective for inspecting tubing, aircraft components, fasteners, and surface coatings
What You Learn in an ET Course
- Principles of electromagnetism and eddy current generation
- Types of probes and instrument calibration
- Material conductivity, permeability, and frequency selection
- Signal interpretation and defect characterization
- Applications in tube testing, crack detection, and coating thickness measurement
- Industry codes and standards (ASME, ASTM, ISO)
ET Certification Levels
| Level | Description |
|---|---|
| Level I | Operates ET equipment under supervision; collects data and performs basic evaluations. |
| Level II | Performs and interprets ET results independently; supervises Level I personnel. |
| Level III | Develops ET procedures, oversees inspection programs, and trains and certifies personnel. |
4. Leak Testing (LT)
Leak Testing (LT) is a Non-Destructive Testing (NDT) method used to detect and locate leaks in systems or components that contain gases or liquids. It is essential in industries where even small leaks can cause safety hazards, product loss, or environmental damage—such as in pipelines, pressure vessels, vacuum systems, and fuel tanks.
What It Involves:
- Creating a pressure differential (positive or negative) in a test system
- Using various detection methods to identify escaping gases or liquids
- Monitoring changes in pressure, flow rate, or presence of tracer substances
- Techniques vary based on sensitivity, test environment, and leak size
- May involve visual indicators, sensors, or mass spectrometry
What You Learn in an LT Course
- Principles of pressure, vacuum, and gas flow in leak detection
- Types of leak testing methods:
- Bubble Testing
- Pressure Change Method
- Halogen Diode Detection
- Mass Spectrometer Testing
- Tracer Gas (Helium) Testing
- Test setup, sensitivity, and calibration
- Interpreting results and identifying false indications
- Relevant codes and standards (ASME, ISO, ASTM)
- Report preparation and safety considerations
LT Certification Levels
| Level | Description |
|---|---|
| Level I | Performs leak testing under supervision; assists in equipment setup and basic test operations. |
| Level II | Performs and interprets LT results; selects appropriate test techniques and supervises Level I personnel. |
5. Infrared/Thermography Testing (IT)
Infrared/Thermography Testing (IT), also known as Infrared Thermography (IRT), is a Non-Destructive Testing (NDT) technique used to detect surface temperature variations in components and systems. It works by capturing infrared radiation (heat) emitted from objects and converting it into thermal images, helping identify hot spots, insulation breakdowns, electrical faults, and mechanical issues.
What It Involves:
- Using infrared cameras to measure surface temperatures without physical contact
- Analyzing thermal patterns for anomalies or signs of failure
- Interpreting thermographic images (thermograms) to assess asset condition
- Applying the technique under various operating conditions (hot, cold, live systems)
- Following safety procedures for electrical and mechanical inspections
What You Learn in an IT Course
- Principles of infrared radiation, heat transfer, and emissivity
- Operation of thermal imaging equipment and software
- Types of thermography (Passive vs. Active)
- Applications in electrical, mechanical, and civil systems
- Image interpretation and report writing
- Industry standards (ASNT, ISO, ASTM) and safety guidelines
IT Certification Levels
| Level | Description |
|---|---|
| Level I | Performs basic infrared inspections under supervision; operates thermal cameras and records data. |
| Level II | Conducts and interprets thermographic inspections; selects appropriate techniques and evaluates results. |
| Level III | Develops procedures, manages thermography programs, and trains or certifies other personnel. |
6. Phased Array Ultrasonic Testing (PAUT)
Phased Array Ultrasonic Testing (PAUT) is an advanced Non-Destructive Testing (NDT) method that uses multiple ultrasonic elements and electronic time delays to create a sweeping ultrasonic beam. Unlike conventional UT, PAUT can inspect complex geometries, create detailed cross-sectional images, and detect flaws with high accuracy.
What It Involves:
- Using a probe with multiple ultrasonic transducer elements
- Electronically controlling the timing of each element to steer, focus, or scan the beam
- Generating real-time B-scan or S-scan images for visualization of flaws
- Inspecting welds, components, or corrosion zones in various materials
- Recording and analyzing scan data for defect detection and sizing
What You Learn in a PAUT Course
- Fundamentals of ultrasound physics and phased array principles
- Operation and calibration of phased array equipment
- Scan planning and wedge selection
- Image interpretation: A-scan, B-scan, C-scan, and S-scan
- Flaw characterization and sizing techniques
- Applicable codes and standards (ASME, API, ISO)
- Data acquisition, software usage, and report generation
PAUT Certification Levels
| Level | Description |
|---|---|
| Level I | Performs PAUT with approved procedures under supervision; sets up equipment and collects scan data. |
| Level II | Conducts and interprets PAUT examinations; develops scan plans and evaluates results; supervises Level I personnel. |
| Level III | Develops procedures, leads PAUT programs, performs advanced analysis, and certifies personnel. |
7. Time of Flight Diffraction (TOFD)
Time of Flight Diffraction (TOFD) is an advanced Non-Destructive Testing (NDT) technique used primarily for detecting and sizing internal flaws in welds and materials. Unlike traditional ultrasonic methods that rely on reflected waves, TOFD uses the diffraction of ultrasonic waves from the tips of discontinuities to detect defects with high accuracy and reliability.
What It Involves:
- Using a pair of ultrasonic probes (transmitter and receiver) placed on opposite sides of a weld
- Sending longitudinal waves through the material; receiving diffracted signals from flaw tips
- Measuring the time of flight of the diffracted signals to determine flaw location and size
- Generating high-resolution D-scan images of internal defects
- Recording and analyzing scan data for weld quality assessment
What You Learn in a TOFD Course
- Principles of ultrasound wave propagation and diffraction theory
- TOFD system setup, calibration, and equipment operation
- Understanding and interpreting D-scan images
- Flaw sizing using tip-diffracted signals
- Limitations of TOFD and how to compensate for dead zones or surface defects
- Relevant standards and codes (ASME, API, ISO, BS EN)
- Data analysis software and report preparation
TOFD Certification Levels
| Level | Description |
|---|---|
| Level I | Performs TOFD scans under supervision; sets up equipment and collects scan data as per approved procedures. |
| Level II | Performs and interprets TOFD inspections; develops scan plans and evaluates defect data; supervises Level I personnel. |
| Level III | Develops and validates TOFD procedures, manages inspection programs, trains and certifies personnel, and performs advanced analysis. |