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 Technology Profile

Title:

Electro-Magnetic Acoustic Transducer (EMAT) based Instrument for Non-Contact Ultrasonic Non-Destructive Testing (NDT)
Value Proposition:

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

Novel designed 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
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]