_STP_1296-1997.pdf

STP 1296 Fatigue and Fracture Mechanics:27th Volume Robert S.Piascik,James C.Newman,Jr.,and Norman E.Dowling,Editors ASTM Publication Code Number(PCN):04-012960-30 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 19:36:15 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.ISBN:0-8031-2412-0 PCN:04-012960-30 ISSN:1040-3094 Copyright?9 1997 AMERICAN SOCIETY FOR TESTING AND MATERIALS,West Conshohocken,PA.All rights reserved.This material 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 two peer reviewers and at least one editor.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 the 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 April 1997 Copyright by ASTM Intl(all rights reserved);Wed Dec 23 19:36:15 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.Foreword The Twenty-Seventh International Symposium on Fatigue and Fracture Mechanics was held in Williamsburg,Virginia on 26-29 June 1995.The sponsor of the event was ASTM Committee E-08 on Fatigue and Fracture.The symposium chairman was Robert S.Piascik,NASA Langley Research Center,Hampton,VA.Symposium co-chairmen were J.C.Newman,Jr.,NASA Langley Research Center,Hampton,VA;R.P.Gangloff,University of Virginia,Charlottesville,Virginia;and Norman E.Dowling,Virginia Polytechnic Institute and State University,Blacksburg,Virginia.Copyright by ASTM Intl(all rights reserved);Wed Dec 23 19:36:15 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.Contents Overview ix PROFESSOR J.L.SWEDLOW MEMORIAL LECTURE Life Prediction:A Case for Muitidisciplinary Research-ROBERT P.WEI ELASTIC-PLASTIC FRACTURE Application of a J-Q Model for Fracture in the Ductile-Brittle Transition-JOHN D.LANDES 27 Constraint Effect in Brittle Fracture-Jun-JiN CHAO AND XIANG H.ZHANG 41 T*Integral Under Plane Stress Crack Growth-YOSHIKA OMORI,HIROSHI OKADA,LEONG MA,SATYA N.ATLURI,AND ALBERT S.KOBAYASHI 61 Application of Constraint Modeling to Evaluation of Crack Growth Experi-mentsJONAS FALESKOG,FRED NILSSON,SKENDER SHEHU,AND HANS OBERG 72 Prediction of Stable Tearing and Fracture of a 2000-Series Aluminum Alloy Plate Using a CTOA Criterion-o.s.DAWICKE,R.S.PIASCIK,AND J.C.NEWMAN,JR.90 Effects of Mixed Mode I/II Loading and Grain Orientation on Crack Initiation and Stable Tearing in 2024-T3 Aluminum-BYRON E.AMSTtrrz,MICHAEL A.SUTTON,DAVID S.DAWICKE,AND MICHAEL L.BOONE 105 The Energy Dissipation Rate-A New Tool to Interpret Geometry and Size Effects-OTMAR KOLEDNIK,GUOXIN SHAN,AND DIETER F.FISCHER 126 Effects of Crack Surface Morphology on Fracture Behavior under Mixed Mode I/III Loading-K.JIMMY HSIA,TONG-LIANG ZHANG,AND DARRELL F.SOCIE 152 An Analytical Investigation of the Effect of Crack Depth(a)and Crack Depth to Width(a/W)Ratio on the Fracture Toughness of A533-B Steel-JEFFREY A.SMITH AND STANLEY T.ROLFE 175 Ductile Tearing of Welded Structural Details-MICHAEL L.GENTILCORE AND ROBERT J.DEXTER 201 An Experimentally Verified Finite Element Study of the Stress-Strain Response of Crack Geometries Experiencing Large-Scale Yielding-TINA L.PANONTIN AND SHERI D.SHEPPARD 216 Copyright by ASTM Intl(all rights reserved);Wed Dec 23 19:36:15 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.Analysis of Warm Prestress Data-BRUCE D.MACDONALD,GEORGE T.EMBLEY,HUGO IRIZARRY-QUINONES,WALLY J.McAFEE,DONALD E.McCABE,PAUL D.SMITH,AND J.W.WUTHRICH 243 FATIGUE The Three Thresholds for Fatigue Crack Propagation-KEiTH J.MILLER 267 How Fatigue Cracks Grow,Interact with Microstructure,and Lose Similitude-DAVID L.DAVIDSON 287 Short Crack Growth Behavior-K.SADANANDA AND A.K.VASUDEVAN 301 A Practical Methodology for Elastic-Plastic Fatigue Crack