CSIR Technology Portal
CSIR Technology Portal

 Technology Profile

Title:

Electro-Magnetic Acoustic Transducer (EMAT) for Generation and Detection of Ultrasound in Electrically Conducting Metals
Value Proposition:

Electromagnetic Acoustic Transducer (EMAT)  to test electrically conducting metal structures for flaw, cracks and presence of residual stresses.
Summary Application:

Electromagnetic Acoustic Transducer (EMAT) will find wide application in steel, automobile and railways industry.
Advantages:
  • No contact between material and EMAT
  • Can be used for testing of hot surfaces
  • Surface preparation not required
  • Couplant not required
  • Fast real-time scanning of test surface is possible
  • Same test location can be inspected for long time                                                          
Tech. Readiness Level:
CSIR-National Physical Laboratory
CSIR-National Physical Laboratory[CSIR-NPL]
:  director[at]nplindia[dot]org
:91-11-45609201
:https://www.nplindia.in
Industrial Applications: Instrumentation, Appliances, Devices Applications [Instrumentation, Appliances, Devices] Testing [Instrumentation, Appliances, Devices]