1、FRACTURE MECHANICS:EIGHTEENTH SYMPOSIUM Eighteenth National Symposium on Fracture Mechanics sponsored by ASTM Committee E-24 on Fracture Testing Boulder,Colorado,25-27 June 1985 ASTM SPECIAL TECHNICAL PUBLICATION 945 D.T.Read and R.P.Reed National Bureau of Standards editors ASTM Publication Code Nu
2、mber(PCN)04-945000-30#1916 Race Street,Philadelphia,PA 19103 Copyright by ASTM Intl(all rights reserved);Thu Dec 3 13:31:54 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.Library of Congress Catalogiiig
3、-in-PabUcatioii Data National Symposium on Fracture Mechanics(18th:1985:Boulder,Colo.)Fracture mechanics.(ASTM special technical publication;945)ASTM publication code number(PCN)04-945000-30 Includes bibliographies and index.1.Fracture mechanicsCongresses.I.Read,D.T.II.Reed,R.P.(Richard Palmer),1934
4、-.III.ASTM Committee E-24 on Fracture Testing.IV.Title.V.Series.TA409.N38 1985 620.1126 87-30666 ISBN 0-8031-0949-0 Copyright by AMERICAN SOCIETY FOR TESTING AND MATERIALS 1988 Library of Congress Catalog Card Number:87-30666 NOTE The Society is not responsible,as a body,for the statements and opini
5、ons advanced in this publication.Printed in Ann Arbor,MI February 1988 Copyright by ASTM Intl(all rights reserved);Thu Dec 3 13:31:54 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.Foreword The Eighteen
6、th National Symposium on Fracture Mechanics was held on 25-27 June 1985 in Boulder,Colorado.ASTM Committee E-24 on Fracture Testing was the sponsor of this symposium.D.T.Read and R.P.Reed,Na-tional Bureau of Standards,served as coeditors of this publication.R.P.Reed also served as chairman of the sy
7、mposium.Copyright by ASTM Intl(all rights reserved);Thu Dec 3 13:31:54 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.Related ASTM Publications Fracture Mechanics:Seventeenth Conference,STP 905(1986),04
8、-905000-30 Fracture Mechanics:Sixteenth Symposium,STP 868(1985),04-868000-30 Fracture Mechanics:Fifteenth Symposium,STP 833(1984),04-833000-30 Fracture Mechanics:Fourteenth SymposiumVolume I:Theory and Analy-sis,STP 791(1983),04-791001-30 Fracture Mechanics:Fourteenth SymposiumVolume II:Testing and
9、Ap-plications,STP 791(1983),04-791002-30 Fracture Mechanics(Thirteenth Conference),STP 743(1981),04-743000-30 Copyright by ASTM Intl(all rights reserved);Thu Dec 3 13:31:54 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reprodu
10、ctions authorized.A Note of Appreciation to Reviewers The quality of the papers that appear in this publication reflects not only the obvious efforts of the authors but also the unheralded,though essential,work of the reviewers.On behalf of ASTM we acknowledge with appreciation their dedication to h
11、igh professional standards and their sacrifice of time and effort.ASTM Committee on Publications Copyright by ASTM Intl(all rights reserved);Thu Dec 3 13:31:54 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions author
12、ized.ASTM Editorial Staff Helen M.Hoersch Janet R.Schroeder Kathleen A.Greene Bill Benzing Copyright by ASTM Intl(all rights reserved);Thu Dec 3 13:31:54 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.C
13、ontents Introdnction MiCROMECHANISMS Metallurgical Aspects of Crack-Tip Failure Processes WILLIAM W.GERBERICH 5 Cleavage Tougmess Variability and Inclusion Size Distribution of a Weld MetalWILLIAM R.TYSON AND BERNARD MARANDET 19 CRACK ARREST AppUcation of Probabilistic Fracture Mechanics to the Pres
14、surized-Thermal-Shock IssueRICHARD D.CHEVERTON AND DAVID G.BALL 35 Crack Arrest Testing,Results,and Applicationss.MACHIDA,H.YAJIMA,AND T.KANAZAWA 51 High-Temperature Crack-Arrest Toughness Measurements Usii Compact SpecimensALAN R.ROSENFIELD,PAUL N.MINCER,AND CHARLES W.MARSCHALL 73 Discussion 83 The
15、 Stress Field Surrounding a Rapidly Propagating Curving CrackARUN SHUKLA AND RAVINDER CHONA 86 ELASTIC-PLASTIC FRACTIIRE MECHANICS I Application of tiie Vg Resistance Curve Method to Fracture of Various Crack Configurationsj.c.NEWMAN,IR.,s.R.MCNEILL,AND M.A.SUTTON 103 The Failure of Aluminum Compact
16、 Shear Specimens Under Mixed-Mode LoadingROBERT A.RIDDLE,RONALD D.STREIT,AND IAIN FINNIE 118 Copyright by ASTM Intl(all rights reserved);Thu Dec 3 13:31:54 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.Investigation of Ductile Fractnre Properties of Welded Type 304 Stainless Steel Pipe and Large Plan Compact Specimens RICHARD A.HAYS,MICHAEL G.VASSILAROS,AND JOHN P.GUDAS 134 J-Integral Values for Sm