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Star
MagStar: A Portable Magnetic Intellectural Property Rights (IPR):
Hysteresis and Barkhausen Patented
Emissions based Electromagnetic
Device for damage assessment Application
of Steel Structure/Component
nondestructively Evaluation of microstructural changes/
generation of ferromagnetic phases
The developed electromagnetic during heat-treatment/ ageing and its
device works by exciting the sensor correlation with mechanical properties.
by an alternating current source. The It can be used for residual stress
sensor is to be placed on test body analysis. Application in automotive &
to get signal corresponding to the Aviation sectors.
characteristics of the test objects. The
output signals from the sensor are Salient Technical Features
the measure of the magnetization,
coercivity and magnetic noise ¡¡ Magnetic Hysteresis Loop (MHL)
(Barkhausen emissions) which measurement : Frequency Range:
change with microstructure and 20mHz to 200mHz, Excitation:
stress state of the materials. 0-1500 Oe, Wave Shape : Sinu-
soidal / Triangular.
AS 52
MagStar: A Portable Magnetic Intellectural Property Rights (IPR):
Hysteresis and Barkhausen Patented
Emissions based Electromagnetic
Device for damage assessment Application
of Steel Structure/Component
nondestructively Evaluation of microstructural changes/
generation of ferromagnetic phases
The developed electromagnetic during heat-treatment/ ageing and its
device works by exciting the sensor correlation with mechanical properties.
by an alternating current source. The It can be used for residual stress
sensor is to be placed on test body analysis. Application in automotive &
to get signal corresponding to the Aviation sectors.
characteristics of the test objects. The
output signals from the sensor are Salient Technical Features
the measure of the magnetization,
coercivity and magnetic noise ¡¡ Magnetic Hysteresis Loop (MHL)
(Barkhausen emissions) which measurement : Frequency Range:
change with microstructure and 20mHz to 200mHz, Excitation:
stress state of the materials. 0-1500 Oe, Wave Shape : Sinu-
soidal / Triangular.
AS 52
