Non-Destructive testing methods is to increase customer satisfaction and lower manufacturing costs. Non-destructive tests use to detect variations in structure, minute changes in surface finish, the presence of cracks or other physical discontinuities, to measure the thickness of materials and coatings and to determine other characteristics of industrial products.
Non-destructive tests are performed:- (1) Ensure product integrity, and reliability
(2) Prevent accidents and save human life
(3) Ensure customer satisfaction and maintain the manufacturer's reputation
(4) Control manufacturing processes
(5) Lower manufacturing costs
(6) Maintain uniform quality level
