Technologies

Engineering Sciences

Title:

MagStar: A Portable Magnetic Hysteresis and Barkhausen Emissions-based Electromagnetic Device for Non-Destructive Evaluation of Steel Structure/Component

Area:

Material Sciences, Engineering Sciences

Focus Area:

Evaluation of Steel Structure

Social Benefits:

The developed magnetic NDE device is suitable to use on-site to assess the extent of damage accumulation in components after extended period of service at high temperature, The developed magnetic NDE device is able detect the extent of creep and fatigue damage that is experienced by steel component, The device is suitable to evaluate carburisation depth at the inner surface of the process heater tube used in petrochemical industry, The device is suitable to detect the damage of initially non-magnetic process heater tube wherein magnetisation appears at the inner surface due to carburisation during in-service operation in petrochemical industry, The device is suitable to detect the presence of magnetic phase in non magnetic-materials.

Developing Agency:

CSIR-National Metallurgical Laboratory (NML), Jharkhand

Technology Readiness Index:

Technology Integrated

Email:

director@nmlindia.org
Website Link :http://www.nmlindia.org
Source (more info) :https://t.ly/l_sb

Brief Description

Description :

The developed NDE device can be used for evaluation of microstructural changes during heat-treatment/ agenig, detremination of ferrite volume fraction, evaluation of ferromagnetic phases and its correlation with mechanical properties and residual stress analysis.

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