_STP_1171-1993.pdf

STP 1171 Constraint Effects in Fracture E.M.Hackett,K.-H.Schwalbe,and R.H.Dodds,Jr.,editors ASTM Publication Code Number(PCN)04-011710-30 ASTM 1916 Race Street Philadelphia,PA 19103 Copyright by ASTM Intl(all rights reserved);Wed Dec 23 19:06:07 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.Library of Congress Cataloging in Publication Data Constraint effects in fracture/E.M.Hackett,K.-H.Schwalbe,RH.Dodds,editors.p.cm.-(STP;1171)ASTM publication code number(PCN)Contains papers presented at the symposium held in Indianapolis on 8-9 May 1991.Includes bibliographical references and index.ISBN 0-8031-1461-8 1.Fracture mechanics.2.Micromechanics.3.Continuum mechanics.I.Hackett,E.M.II.Schwalbe,K.-H.(Karl-Heinz)Ill.Dodds,R.H.(Robert H.),1955-IV.Series:ASTM special technical publication:1171.TA409.C66 1993 620.1/126-dc20 92-42112 CIP Copyright|1993 AMERICAN SOCIETY FOR TESTING AND MATERIALS,Philadelphia,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 or personal use,or the internal or personal use of specific clients,is granted by the AMERICAN SOCIETY FOR TESTING AND MATERIALS for users registered with the Copyright Clearance Center(CCC)Transactional Reporting Service,provided that the base fee of$2.50 per copy,plus$0.50 per page is paid directly to CCC,27 Congress St.,Salem,MA 01970;(508)744-3350.For those organizations that have been granted a photocopy license by CCC,a separate system of payment has been arranged.The fee code for users of the Transactional Reporting Service is 0-8031-1481-8/93$2.50+.50.Peer 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 to time and effort on behalf of ASTM.Printed in Baltimore,MD March 1993 Copyright by ASTM Intl(all rights reserved);Wed Dec 23 19:06:07 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.Foreword This publication,Constraint Effects in Fracture,contains papers presented at the sympo-sium of the same name held in Indianapolis,Indiana on 8-9 May 1991.The symposium was sponsored by ASTM Committee E-24 on Fracture Testing in cooperation with the European Structural Integrity Society(ESIS),a multinational group that oversees the development of new fracture standards for the European community.Edwin M.Hackett,U.S.Nuclear Reg-ulatory Commission,was chairman of the symposium.Karl-Heinz Schwalbe,GKSS Research Center,Federal Republic of Germany,and Robert H.Dodds,Jr.,University of Illinois,acted as co-chairmen.Copyright by ASTM Intl(all rights reserved);Wed Dec 23 19:06:07 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.Contents Overview A Framework for Quantifying Crack Tip Constraint-CHOON F.SHIH,NOEL P.ODOWD,AND MARK T.KIRK Discussion Constraint and Toughness Parameterized by T-JOHN W.HANCOCK,WALTER G.REUTER,AND DAVID M.PARKS Effect of Stress State on the Ductile Fracture Behavior of Large-Scale SpecimenS-EBERHARD RODS,ULRICH EISELE,AND HORST SILCHER Quantitative Assessment of the Role of Crack Tip Constraint on Ductile Tearing-WOLFGANG BROCKS AND W1NFRIED SCHMITT Effect of Constraint on Specimen Dimensions Needed to Obtain Structurally Relevant Toughness MeasureS-MARK T.KIRK,KYLE C.KOPPENHOEFER,AND C.FONG SHIH Influence of Crack Depth on the Fracture Toughness of Reactor Pressure Vessel Steel-TIMOTHY J.THEISS AND JOHN W.BRYSON On the Two-Parameter Characterization of Elastic-Plastic Crack-Front Fields in Surface-Cracked Plates-YONO-Yl WANG Lower-Bound Initiation Toughness with a Modified-Charpy Specimen-ROBERT J.BONENBERGER,JAMES W.DALLY,AND GEORGE R.IRWIN Discussion Energy Dissipation Rate and Crack Opening Angle Analyses of Fully Plastic Ductile Tearing-CEDRiC E.TURNER AND LEDA BRAGA An Experimental Study to Determine the Limits of CYOD Controlled Crack Growth-J.R.GORDON,R.L.JONES,AND N.V.CHALLENGER Specimen Size Effects on J-R Curves for RPV Steels-ALLEN L.HISER,JR.Effects of Crack Depth and Mode of Loading on the J-R Curve Behavior of a High-Strength Steel-JAMES A.JOYCE,EDWIN i.HACKETT,AND CHARLES ROE 2 20 21 41 64 79 104 120 139 157 158 176 195 239 Copyright by ASTM Intl(all rights reserved);Wed Dec 23 19:06:07