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Nondestructive testing (NDT) is the process of inspecting, testing, or evaluating materials, components or assemblies for discontinuities, or differences in characteristics without destroying the serviceability of the part or system. In other words, when the inspection or test is completed the part can still be used
NDT methods are: Acoustic Emission Testing (AE), Electromagnetic Testing (ET), Guided Wave Testing (GW), Ground Penetrating Radar (GPR), Laser Testing Methods (LM), Leak Testing (LT), Magnetic Flux Leakage (MFL), Microwave Testing, Liquid Penetrant Testing (PT), Magnetic Particle Testing (MT), Neutron Radiographic Testing (NR), Radiographic Testing (RT), Thermal/Infrared Testing (IR), Ultrasonic Testing (UT), Vibration Analysis (VA) and Visual Testing (VT)..
NDT stands for Non-destructive testing. Which is used to find out discontinuities in the material without deformation. There are many NDT methods, basic NDT methods are Visual, Dye Penetration testing, Magnetic particle testing, Ultrasonic testing & Radiographic testing
They are 15 methods of inspecting (testing) the serviceability of the material without destroying it.
1-Acoustic Emission Testing (AE)
2-Electromagnetic Testing (ET)
3-Guided Wave Testing (GW)
4-Ground Penetrating Radar (GPR)
5-Laser Testing Methods (LM)
6-Leak Testing (LT)
7-Magnetic Flux Leakage (MFL)
8-Microwave Testing
9-Liquid Penetrant Testing (PT)
10-Magnetic Particle Testing (MT)
11-Neutron Radiographic Testing (NR)
12-Radiographic Testing (RT)
13-Thermal/Infrared Testing (IR)
13-Ultrasonic Testing (UT)
14-Vibration Analysis (VA)
15-Visual Testing (VT).
There are different types of techniques used in NDT and in each techniques there are several methoads are used
A general definition of nondestructive testing (NDT) is an examination, test, or evaluation performed on any type of test object without changing or altering that object in any way, in order to determine the absence or presence of conditions or discontinuities that may have an effect on the usefulness or serviceability of that object
NDT is A non-destructive testing used for exploring the discontuinities and defects, applied on ferro & non Ferro materials. NDT is 4 testing "Ultra sonic, Radiographic, DPT and MT"
ultrasonic, dyepenetrant,mangnetic,radiographic methods.
NDT methodes are non destructive tests carried out on test materials without breaking the samples. The objective of these methods is to assess the soundness from external and internal defects.
Ndt stand for Non- Destructive testing.
IT IS NON DESTRUCTIVE TESTING TO CHECK THE WELDING DEFECTS.
NDT Stands for NON DISTRUCTIVE TESTING, which means to do a testing without breaking an object using electromagnatic equipments and radioactive sources or sometimes sound wave instruments,or chemicals there are more then 12 methods out of them 4 methods are conventional( RT,UT,PT,MPT) rest of mehtods are considred advanced methods which are PMI,ADVANCED UT,etc.
