NON DESTRUCTIVE TESTING

NDT Syllabus Osmania University

UNIT-I

Liquid penetrate inspection: Principles of penetrate inspection, characteristics of a penetrate, water washable system, post emulsification system, solvent removable system, surface preparation and cleaning, penetrate application, development, advantages limitations, and applications. 

Magnetic particle instruction: Principle, magnetization methods, continuous and residual methods, sensitivities, demagnetization, magnetic particles, applications advantages and limitations.

UNIT-II

Eddy current testing: Principle, lift-off factor, and edge effect, skin effect, inspection frequency, coil arrangements, inspection probes, types of circuit, reference pieces, phase analysis, display methods and applications.

UNIT-III

Ultrasonic testing: Generation of ultra sound, characteristics of an ultrasonic beam, sound waves at interfaces, sound attenuation, display systems, probe construction, type of display, inspection techniques, identification of defects, Immersion testing, sensitivity and calibration. Reference standards. Surface condition, Applications.

UNIT-IV

Radiography: Principle and uses of radiography, limitation principle, radiation sources, production of x Rays, x-ray spectra, attenuation of radiation, radiographic equivalence, shadow formation enlargement and distortion, radio graphic film and paper, Xeroradiography, fluoroscopy, exposure factors, radiographic screens, identification markers and image quality indicators, inspection of simple shapes, inspection of complex shapes, viewing and interpretation of radiographs, radiation hazard, protection against radiation, measurement of radiation received by personnel.

UNIT-V

Acoustic Emission: Physical Principles, Sources of emission, instrumentation and applications, Other NDT Techniques: 

Neuron radiography, Laser induced ultrasonics, surface analysis, and thermography.

Suggested Readings:

1. Barry Hull & Vernon John, Non-Destructive Testing, 1988.

2. H J Frissell (Editorial Coordinator), Non-Destructive Evaluation and quality control, ASM

Handbook-International Publication USA, 1989.

3. Dove and Adams, Experimental Stress analysis and Motion Measurement, Prentice Hall of India,

Delhi

4. Non-Destructive Examination and Quality Control, ASM International, Vol.17, 9thedition (1989)

5. J. Prasad and C. G. K. Nair, Non-Destructive Test and Evaluation of Materials, Tata McGraw-Hill

Education, 2nd edition (2011).

6. B. Raj, T. Jayakumar and M. Thavasimuthu, Practical Non Destructive Testing, Alpha Science

International Limited, 3 rd. edition (2002).

7. T. Rangachari, J. Prasad and B.N.S. Murthy, Treatise on non-destructive testing and evaluation,

Navbharath Enterprises, Vol.3, (1983).

PPT'S - Units 

Dr DHR

NDT Unit III

NDT Unit V

 

NDT PPT's - KVSP

NDT Unit 1

NDT Unit 2

NDT Unit 3

NDT Unit 5

Unit IV - Radiography Testing 

PDF - Radio-Graphy 

Video Animations 

Various NDT Techniques

Special Thanks For Dr DHR Sir For Support