Author(s)

T.S. Koko, F. Taheri, C.G. DesRochers, M.W. Chernuka, S.R. Hall & D.T. Smigelski

Abstract

Evaluation of the strength of mechanically fastened joints in metal-composite aircraft battle damage repairs T.S. Koko," F. Tahen,& C.G. DesRochers," M.W. Chernuka," S.R. Hall,' D.T. Smigelski^ " Martec ^ Department of Civil Engineering, Technical University of Nova Scotia, Halifax, NS, B3J 2X4, Canada c Celeris Aerospace Canada Inc., P.O. Box 51001, Or/eons, CW, JHE 3M^, Caziacfa ^ DASEng 3-3-3, Department of National Defence, Canadian Forces Base, Ottawa (N), Ottawa, ON, K1A OK4, Canada ABSTRACT This paper discusses computational and experimental investigations on single fastener joints performed in an effort to provide a rational method for predicting the strength of mechanically fastened metal-to-composite aircraft battle damage repair (ABDR) joints. The computational model uses the general purpose finite element program NISA to evaluate the detailed stress distributions in the vicinity of the fastener hole. Failure studies have been undertaken

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