_STP_610-1976.pdf

STRESS CORROSION-NEW APPROACHES m A symposium presented at the Seventy-eighth Annual Meeting AMERICAN SOCIETY FOR TESTING AND MATERIALS Montreal,Canada,22-27 June 1975 ASTM SPECIAL TECHNICAL PUBLICATION 610 H.L.Craig,Jr.,editor University of Miami List price$43.00 04-610000-27 AMERICAN SOCIETY FOR TESTING AND MATERIALS 1916 Race Street,Philadelpia,Pa.19103 Copyright by ASTM Intl(all rights reserved);Mon Dec 21 11:21:40 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.BY AMERICAN SOCIETY FOR TESTING AND MATERIALS 1976 Library of Congress Catalog Card Number:76-12835 NOTE The Society is not responsible,as a body,for the statements and opinions advanced in this publication.Printed in Lutherville-Timonium,Md.November 1976 Copyright by ASTM Intl(all rights reserved);Mon Dec 21 11:21:40 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.Foreword The symposium on New Approaches to Stress Corrosion was presented at the Seventy-eighth Annual Meeting of the American Society for Testing and Materials held in Montreal,Canada,22-27 June 1975.Committee G-1 on Corrosion of Metals sponsored the symposium.H.L.Craig,Jr.,Uni-versity of Miami,presided as symposium chairman and editor of this publication.Copyright by ASTM Intl(all rights reserved);Mon Dec 21 11:21:40 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.Related ASTM Publicafions Corrosion in Natural Environments,STP 558(1974),$29.75,04-558000-27 Manual of Industrial Corrosion Standards and Control,STP 534(1974),$16.75,04-534000-27 Stress Corrosion Cracking of MetalsA State of the Art,STP 518(1972),$11.75,04-518000-27 Copyright by ASTM Intl(all rights reserved);Mon Dec 21 11:21:40 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 un-heralded 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 pubUcations is a direct function of their respected opinions.On behalf of ASTM we acknowledge with appreciation their contribution.ASTM Committee on Publications Copyright by ASTM Intl(all rights reserved);Mon Dec 21 11:21:40 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.McGlinchey,Assistant Editor Copyright by ASTM Intl(all rights reserved);Mon Dec 21 11:21:40 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.Contents Introduction Evaluation of a Proposed Standard Method of Testing for Susceptibility to Stress-Corrosion Cracking of High-Strength 7XXX Series Aluminum Alloy ProductsD.O.SPROWLS,T.J.SUMMERSON,G.M.UGIANSKY,S.G.EPSTEIN,AND H.L.CRAIG,JR.3 Air Pollution Eifects on Stress Induced Intergranular Corrosion of 7005-T53 Aluminum AlloyF.H.HAYNIE 32 Stress-Intensity Dependence of Stress-Corrosion Crack-Growth Rate in 7079-T651 AluminumJ.E.FINNEGAN AND W.H.HARTT 44 Learning from Experience of the Stress-Corrosion Failure of High-Strength Aluminum Alloy ForgingsB.CINA AND T.KAATZ 61 Crack Growth in Heavy Section TitaniumR.W.JUDY,JR.,AND R.J.GOODE 72 Constant Strain Rate Technique for Assessing Stress-Corrosion Susceptibility J.H.PAYER,W.E.BERRY,AND W.K.BOYD 82 An Automated Method for Evaluating Resistance to Stress-Corrosion Cracking with Ring-Loaded Precracked SpecimensJ.G.KAUFMAN,J.W.COURSEN,AND D.O.SPROWLS 94 An Evaluation of Rising Load/iCi,Testingw.G.CLARK,JR.,AND J.D.L ANDES 108 Stress-Corrosion Crack Growth in Surface-Cracked Panels of High-Strength Steelsp.SHAHINIAN AND R.W.JUDY,JR.128 Evaluating Stress-Corrosion Crack-Propagation Rates in High-Strength Aluminum Alloys with Bolt Loaded Precracked Double-Cantilever-Beam SpecimensD.O.SPROWLS,J.W.COURSEN,AND J.D.WALSH 143 Activation Energy Dependence on Stress Intensity in Stress-Corrosion Cracking and Corrosion Fatiguep.j.BANIA AND S.D.ANTOLOVICH 157 Aqueous Stress-Corrosion Cracking of High-Toughness D6AC Steelw.p.GILBREATH AND M.J.ADAMSON 176 Copyright by ASTM Intl(all rights reserved);Mon Dec 21 11:21:40 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.Retardation of Crack Propagation for D6AC Higli-Strength,Low-Alloy Steel in Aqueous Media by Addition of Oxidizing Inhibitorsp.A.PARRISH,C.M.CHEN,AND E.D.VERINK,JR.189 Eifects of Composition