_STP_645-1978.pdf

FRACTOGRAPHY IN mFAILURE ANALYSIS A symposium presented at May Committee Week AMERICAN SOCIETY FOR TESTING AND MATERIALS 1-6 May 1977,Toronto,Canada ASTM SPECIAL TECHNICAL PUBLICATION 645 B.M.Strauss,Gulf Research and Development Company,and W.H.Cullen,Jr.,U.S.Naval Research Laboratory,editors List price$36.50 04-645000-30 AMERICAN SOCIETY FOR TESTING AND 1916 Race Street,Philadelphia,Pa.19103 MATERIALS Copyright by ASTM Intl(all rights reserved);Mon Dec 21 11:25:35 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.Copyright?9 by American Society for Testing and Materials 1978 Library of Congress Catalog Card Number:77-91648 NOTE The Society is not responsible,as a body,for the statements and opinions advanced in this publication.Printed In Baltimore,Md.May 1978 Copyright by ASTM Intl(all rights reserved);Mon Dec 21 11:25:35 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.Foreword The symposium on A Fractographic Approach to Failure Analysis was held at the American Society for Testing and Materials Committee Week,3-4 May 1977,in Toronto,Canada.ASTM Committee E-24 on Fracture Testing of Materials sponsored the symposium.B.M.Strauss,Gulf Science and Technology Company,presided as symposium chairman and W.H.Cullen,Naval Research Laboratory,D.E.Passoja,Union Carbide Cor-poration,and W.R.Warke,Illinois Institute of Technology,served as co-chairmen.Copyright by ASTM Intl(all rights reserved);Mon Dec 21 11:25:35 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.Related ASTM Publications Fracture Toughness Testing and Its Applications,STP 381(1965),$19.50,04-381000-30 Mechanics of Crack Growth,STP 590(1976),$45.25,04-590000-30 Fractography-Microscopic Cracking Process,STP 600(1976),$27.50,04-600000-30 Properties Related to Fracture Toughness,STP 605(1976),$15.00 04-605000-30 Copyright by ASTM Intl(all rights reserved);Mon Dec 21 11:25:35 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.A Note of Appreciation to Reviewers This publication is made possible by the authors and,also,the unheralded efforts of the reviewers.This body of technical experts whose dedication,sacrifice of time and effort,and collective wisdom in reviewing the papers must be acknowledged.The quality level of ASTM publications is a direct function of their respected opinions.On behalf of ASTM we acknowledge their contribution with appreciation.ASTM Committee on Publications Copyright by ASTM Intl(all rights reserved);Mon Dec 21 11:25:35 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.Editorial Staff Jane B.Wheeler,Managing Editor Helen M.Hoersch,Associate Editor Ellen J.MeGlinchey,Senior Assistant Editor Sheila G.Pulver,Assistant Editor Susan Ciccantelli,Assistant Editor Copyright by ASTM Intl(all rights reserved);Mon Dec 21 11:25:35 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.Contents Introduction 1 TECHNIQUES Application of Fractographic-Microstructural Correlations In Evaluating Failure Mechanisms in Two Types of Steels-J.H.STEELE,JR.AND D.F.LENTZ 5 Use of Laboratory Failure Simulation Exemplars to Study Intergranular Fracture Modes in 9NI-4Co-0.20C Steel-J.D.YOUNG AND ARUN KUMAR 32 Case Histories Illustrating Fractographic Analysis Techniques-V.A.MEYN 49 Fractographic Method of Evaluation of the Cyclic Stress Amplitude In Fatigue Failure Analysls-A.MADEYSKI AND L.ALBERTIN 73 Discussion 82 ENVIRONMENTAL EFFECTS Fraetographic Analysis of Gaseous Hydrogen Induced Cracking in 18Ni Maraging Steel-z.v.GANGLOFF AND S.V.WEI 87 Analysis of Fracture Morphology of Hydrogen-Assisted Cracking in Steel and Its Welds-YONEO KXXUTA,TAKAO ARAKI,AND TOSHIO KURODA 107 Fracture of TI-8Ai-IMo-1V Alloy Fan Blade by Stress Corrosion Cracking and Fatlgue-E.u.LEE,R.G.MAHORTER,AND J.D.WACASER 128 Effect of the Cyclic Rate on Corrosion Fatigue and Fractography of Type 304 Stainless Steel in Boiling 42 Percent Magnesium-Chloride Solutlon-susu1vru HIOKI AND YOSHIHrKO MUKAI 144 Fractograplflc Observation of Stress.Corroslan Cracking of AISI 304 Stainless Steel in Boiling 42 Percent Magnesium-Chloride SOIu/Ion-YOSHIHIKO MUKAI,MASAKI WATANABE,AND MASATG MURATA 164 Metallurgical Characterization of the Fracture of Aluminum Alloys-M.D.BHANDARKAR AND W.S.LISAGOR 176 FATIGUE Use of Microfractography in the Study of Fatigue Crack Propagation under Spectrum Loadlng-F.R.ABELKIS 213 Copyright by ASTM Intl(all rights reserved);Mon Dec 21 11:25:35 EST 2015Downloaded/printed byUniversity of Washington(University o