November 17, 2020
Application Note: Barkhausen Noise on a Failed Gear
In this application, gear teeth were checked for grinding re-temper burn after a gearbox manufacturer uncovered a failed tooth.
November 17, 2020
Application Note: Heat Treatment Defects on Camshaft Lobes
In this application camshaft lobes were inspected for soft spots (heat treatment defect) with non-destructive barkhausen noise method.
November 13, 2020
Application Note: Grinding Burn Detection on Gears
In this application, gear teeth were checked for grinding burn as a result of unbalanced cycle time changes.
November 13, 2020
Application Note: Barkhausen Noise on Camshaft for Cracks
In this application, camshaft lobe was checked for microstructural defects. These invisible non-uniform changes in the microstructure can ultimately lead to cracking at a later time.
October 16, 2020
Application Note: XRD on Cranks for Grinding Stress
In this application, the grinding of a crankshaft journal was checked for unfavorable stresses due to overheating during grinding, also known as grinding burn.
February 6, 2019
Barkhausen Noise as an Alternative to Nital Etch for the Detection of Grind Temper on Gears
MBN is quantitative, repeatable, non-destructive, and it is easily automated, thus removing operator influence as a variable.
October 24, 2017
Stresstech Bulletin 5: Grinding Quality Control of Camshafts
Stresstech is a world leader in developing and manufacturing non-destructive inspection equipment for grinding burn detection and residual stress measurement.
September 25, 2017
Stresstech Bulletin 3: Detection methods of grinding damages
Combined with dimensional inspection, hardness tests and periodic metallographic analysis, the Barkhausen noise analysis method can help close the loop on insuring product quality.