Application of the Electrical Potential Method to Crack Length Measurements Using Johnson's Formula
- 1 May 1981
- journal article
- Published by ASTM International in Journal of Testing and Evaluation
- Vol. 9 (3) , 218-220
- https://doi.org/10.1520/jte11560j
Abstract
The applicability of Johnson's equation for the potential drop to three specimen geometries is demonstrated. In addition, some remarks are made concerning the influence of crack length and specimen width on the resolution of the potential method.Keywords
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