(Received 14 December 1992; accepted 21 July 1993)
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Equations are developed to calculate the J-integral from the area under the load-displacement curve obtained with center-cracked M(T) and double-edge-notched DE(T) tension specimens. Analytical expressions are also derived to calculate the crack length from unloading compliance.
Metals Technology Laboratories, CANMET, Ottawa, Ontario
Stock #: JTE12626J