Non-Destructive Testing (NDT), the synergism of Science and Engineering, comprises methods of testing that leaves the item under test totally undamaged. This means that the non-destructive testing methods have done no harm to the component, and hence the component can be used further.

The two NDT professional bodies viz. “Non-destructive Testing Society of India”, registered at Calcutta on 19th day of July, 1972 and “Indian Institute of Non-destructive Inspection Engineering” registered at Madras on 9th March, 1981 came to be known as “Indian Society for Non-Destructive Testing (ISNT)”. It is a non-profit organization and is registered under the Tamil Nadu Societies, Registration Act, 1975 (Tamil Nadu Act 27 of 1975) Regd. No.49 of 1981.

ISNT is a diverse and dynamic family of professionals representing NDT technicians, scientists, engineers, researchers, manufacturers and academicians – all dedicated to improve product safety and reliability. It has more than 7000 strong members. These specialists represent virtually every industry and discipline that may benefit from NDT technology.ISNT holds periodic seminars and workshops on topics related to NDT methods and applications, as well as exhibitions displaying cutting edge NDT products and services.