_STP_1315-1997.pdf

STP 1315 Applications of Continuum Damage Mechanics to Fatigue and Fracture David L.McDowell,editor ASTM Publication Code Number(PCN):04-013150-30 ASTM 100 Barr Harbor Drive West Conshohocken,PA 19428-2959 Printed in the U.S.A.Copyright by ASTM Intl(all rights reserved);Wed Dec 23 19:41:42 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.Library of Congress Cataloging-in-Publication Data Applications of continuum damage mechanics to fatigue and fracture/David L.McDowell,editor.(STP:1315)Symposium on Applications of Continuum Damage Mechanics to Fatigue and Fracture was held in Orlando,Florida,on 21 May 1996.sponsored by ASTM Committee E8 on Fatigue and Fracture.Includes bibliographical references and index.ISBN 0-8031-2473-2 1.Fracture mechanics-Congresses.2.Materials-Fatiguem Congresses.I.McDowell,David L,1956-.I1.ASTM Committee E-8 on Fatigue and Fracture.II1.Symposium on Applications of Continuum Damage Mechanics to Fatigue and Fracture(1996:Orlando,Fla.)IV.Series:ASTM special technical publication:1315.TA409.A67 1997 620.1126-dc21 97-36339 CIP Copyright?9 1997 AMERICAN SOCIETY FOR TESTING AND MATERIALS,West Conshohocken,PA.All dghts reserved.This matedal may not be reproduced or copied,in whole or in part,in any printed,mechanical,electronic,film,or other distribution and storage media,without the written consent of the publisher.Photocopy Rights Authorization to photocopy items for internal,personal,or educational classroom use,or the internal,personal,or educational classroom use of specific clients,is granted by the American Society for Testing and Materials(ASTM)provided that the appropriate fee is paid to the Copyright Clearance Center,222 Rosewood Drive,Danvers,MA 01923;Tel:508-750-8400;online:http:/ Review Policy Each paper published in this volume was evaluated by three peer reviewers.The authors addressed all of the reviewers comments to the satisfaction of both the technical editor(s)and the ASTM Committee on Publications.The quality of the papers in this publication reflects not only the obvious efforts of the authors and the technical editor(s),but also the work of these peer reviewers.The ASTM Committee on Publications acknowledges with appreciation their dedication and contribution of time and effort on behalf of ASTM.Printed in Ann Arbor,MI October 1997 Copyright by ASTM Intl(all rights reserved);Wed Dec 23 19:41:42 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.Foreword The Symposium on Applications of Continuum Damage Mechanics to Fatigue and Fracture was held in Orlando,Florida,on 21 May 1996.The symposium was sponsored by ASTM Committee E8 on Fatigue and Fracture.David L.McDowell,Georgia Institute of Technology,presided as symposium chairman and is editor of this publication.Copyright by ASTM Intl(all rights reserved);Wed Dec 23 19:41:42 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.Contents Overview DAMAGE MECHANICS OF COMPOSITES Creep Damage and Creep-Fatigue Damage Interaction Model for Unidirectional Metal-Matrix Composites-s.KRUCH AND S.M.ARNOLD A Model for Predicting the Effect of Environmental Degradation on Damage Evolution in Metal-Matrix Composites-D.H.ALLEN,J.W.EOULK,K.L.E.HELMS,AND D.C.LAGOUDAS In Situ Damage Progression in General Layup Composites-J.FAN A Coupled/Uncoupled Computational Scheme for Deformation and Fatigue Damage Analysis of Unidirectional Metal-Matrix Composites-T.E.WILT,S.M.ARNOLD,AND A.F.SALEEB Damage,Fatigue,and Failure of Ceramic-Matrix Composites-A.BURR,F.HILD,AND F.A.LECKIE A Micromechanical Fatigue Damage Model for Unidirectional Metal-Matrix Composites-G.z.VOYIADJIS AND R.ECHLE 29 46 65 83 97 DISTRIBUTION EFFECTS AND HOMOGENIZATION Microscopic and Mesoseopic Damage Localization-H.Y.AGHA,F.HILD,AND R.BILLARDON Effects of Damage Distribution on Evolution-T.E.LACY,R.TALREJA,AND D.L.McDOWELL A Statistical Evolution Equation of Microdamage and Its Application-Y.BAI,W.HAN,AND J.BAI 119 131 150 LOCAL APPROACHES TO FATIGUE AND FRACTURE A Unified Approach to Metal Fatigue Based on the Theory of Damage Mechanics-C.L.CHOW AND L.G.YU 165 Copyright by ASTM Intl(all rights reserved);Wed Dec 23 19:41:42 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.V CONTENTS Solid Mechanics Modeling of Erosion Damage-P.J.WOYTOWITZ AND R.H.RICHMAN Assessment of a Semielliptical Crack in the Interface Between Ferritic and Austenitic Material on the Basis of the Gurson Model-D.-Z.SUN AND W.SCHMrrT Stress History Dependent Localization and Failure Using Continuum Damage Mechanics Concepts-M.F.HORSTEMEYER AND V.REVELLI 186 200 216 Copyright by ASTM Intl(all rights reserved);Wed Dec 23 19:41:42 EST 2