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Definition of NDT
The use of noninvasive techniques to determine the integrity of a material, component or structure or quantitatively measure some characteristic of an object.
What are Some Uses of NDE Methods?
Flaw Detection and Evaluation
Leak Detection
Location Determination
Dimensional Measurements
Structure and Microstructure Characterization
Estimation of Mechanical and Physical Properties
Stress (Strain) and Dynamic Response Measurements
Material Sorting and Chemical Composition Determination
When are NDE Methods Used?
There are NDE application at almost any stage in the production or life cycle of a component
To assist in product development
To screen or sort incoming materials
To monitor, improve or control manufacturing processes
To verify proper processing such as heat treating
To verify proper assembly
To inspect for in-service damage