1983 | OriginalPaper | Buchkapitel
Determination of Residual Stresses Using Micromagnetic Parameters
verfasst von : W. A. Theiner, I. Altpeter
Erschienen in: New Procedures in Nondestructive Testing
Verlag: Springer Berlin Heidelberg
Enthalten in: Professional Book Archive
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All ferromagnetic NDE methods are sensitive to the mechanical stress- and microstructure state of the tested material. Therefore, residual stress measurements can only be made if the influence of microstructure can be separated by using two or three independent measuring quantities. Specimens with different microstructure- and residual stress states are tested by X-ray-, hardness-, Barkhausen noise-, and incremental permeability measuring devices. The state of development is demonstrated.